THIS ISSUE Compact, External Modulator Driver Directly Modulated
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Optical Networking
THIS ISSUE
Compact, External Modulator Driver Directly Modulated Laser Driver High Speed Transimpedance Amplifiers Continuous Wave Laser Controllers Integrated Precision Current Source Optical Networking Selection Guide High Speed Digital Crosspoint Switch
Continuous Rate with Integrated Limiting Allows Unprecedented Design Flexibility
ext-generation metro equipment requires flexibility accommodate different protocols different rates both high performance telecommunications applications power conscious, high port density data communications applications.
ADN2812 continuous tuning Mbps Gbps) clock data recovery that offers best class performance flexibility address needs wide range next-generation metro equipment designs. integrated automatically locks incoming data stream over Mbps Gbps data rate range without reference clock while reporting acquired data rate over interface. This powerful combination capabilities allows easy integration into protocol agnostic applications where important know correct rate. ADN2812's functionality performance integrated lowest power (700 single supply) smallest package (32-lead, LFCSP) available. demanding SONET applications, ADN2812's superior jitter performance, adjustable slice level, superior input sensitivity provide additional margin telecommunications applications that need most. input sensitivity allows transimpedance amplifier selection flexibility while ensuring additional margin longer distance, lower signal level applications.
Accurate Optical Power Measurement Multichannel, High Resolution High Speed, High Resolution ADCs Multichannel Digital Potentiometer Integrated, Highly Precise MicroConverter
Continuous tuning from Mbps Gbps with integrated data rate readback Exceeds SONET requirements jitter transfer, generation, tolerance
APPLICATIONS
Integrated limiting amplifier
Price*
ADN2812
Next-generation metro optical equipment Multiservice provisioning platforms SONET OC-1/3/12/48 associated rates Fibre Channel, GbE, HDTV transponders Regenerators/repeaters Test equipment Broadband cross connects routers
input sensitivity Adjustable slice level reference clock required power; single-supply operation 32-lead LFCSP package
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Compact External Modulator Driver Delivers 10.7 Gbps Power Performance
esigners next-generation external modulators require exceptional switching performance, power, size reduction. This always possible using currently available driver solutions.
CPAP CPAN MOD_SET RMOD BIAS_SET RBIAS VTERM MODN_TERM
ADN2849
DATAP MODP
CROSSPOINT ADJUST
ADN2849/ADN2859 chipset power, 10.7 Gbps driver external modulator applications. ADN2849 provides singleended output drive electro-absorption modulator data rates 10.7 Gbps, while ADN2859 provides differential output drive differential Mach-Zehnder modulator. This driver integrates modulation voltage offset voltage buffer amplifiers that save space reduce power dissipation.
DATAN CLKP CLKN
IMOD
CLK_SELB
MOD_ENB
CPAP CPAN MOD_SET RMOD BIAS_SET RBIAS VTERM
ADN2859
DATAP DATAN CROSSPOINT ADJUST IMOD MODP MODN
Differential single-ended output capability Data rate: 10.709 Gbps Programmable modulation voltage Programmable bias offset voltage
Typical rise/fall time Power dissipation swing, offset) single-supply operation 24-lead LFCSP package format
CLKP CLKN CLK_SELB MOD_ENB
APPLICATIONS
ADN2849 ADN2859
Electro-absorption modulator driver Differential Mach-Zehnder modulator driver SONET OC-192, STM-64, associated rates Ethernet IEEE 802.3
Price* Price*
10.7 Gbps Directly Modulated Laser (DML) Driver Provides Space, Power, Cost Advantages
eductions space, cost, power dissipation issues facing next-generation laser module designers optical communications. ADN2843 Chipset ADN2845 Data rate: 10.709 Gbps IBIAS: IMOD: single-supply operation Typical rise/fall time; 25/23
ADN2843 (chipset) ADN2845
APPLICATIONS
SONET OC-192, STM-64, associated rates Ethernet IEEE 802.3
ADN2843 chipset supports 10.7 Gbps laser diode driver applications with fully integrated dual-loop control average power extinction ratio laser diode. ADN2843 chipset consists laser driver (ADN2845) control loop (ADN2844). ADN2843 ideal small form factor laser module solutions because laser diode driver laser diode copackaged. ability directly drive laser diode offers many advantages, including operation, power reduction, elimination coupling connectors, small space requirements. driver section (ADN2845) ADN2843 chipset available control loops section (ADN2844) available packaged (32-lead LFCSP) part format. ADN2845 10.7 Gbps high speed data switch also available standalone device.
Laser fail degrade alarms, automatic laser shutdown (ALS) ADN2843 chipset: closed-loop control both average power extinction ratio
Price* Price*
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11.1 Gbps Transimpedance Amplifiers Simplify Design High Speed Fiber Optic Receivers
oday's designers OC-192/STM-64 optical modules need highly integrated solutions that deliver exceptional performance, reducing cost shortening time market.
ADN2820 ELECTRICAL DIAGRAM Analog Devices' family Gbps transimpedance amplifiers (TIAs) optimized performance, density, cost. These high performance TIAs allow designers optical receivers reduce component counts, power requirements, module costs while maintaining high level system functionality. Featuring noise high gain, these TIAs drive optical transceiver directly, eliminating need external postamplifier many applications. ADN2820 includes functionality typically found postamplifiers such offset control enabling adjustment asymmetric input signals analog power output. ADN2821 optimized small form factor assemblies, with bond pads ideally positioned TO-Can packages. ADN2821 also features integrated photodiode filter network optional power monitor output.
10Gbps PRBS PATTERN DIFFERENTIAL OUTPUT 100uA P-P, VBIAS 0.9V
mV/DIV
16.5 ps/DIV
APPLICATIONS
ADN2820
10.7 Gbps optical modules SONET/SDH OC-192/STM-64 receivers, transceivers, transponders
Price*
ADN2820 ADN2821 High performance SiGe input noise current density: pA/Hz High input current overload: (p-p) On-chip average power monitor: V/mA Small size: ADN2820 Differential transimpedance: 5,000 Bandwidth: 10.7 Gbps operation Power dissipation: Output offset adjustment range: ±120
ADN2821 Optimized small form factor packages (TO-Cans) 2,000 5,000 10,000 20,000 transimpedance options On-chip filter Power dissipation: 11.1 Gbps operation frequency cutoff with small external chip capacitor
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Versatile Diode Laser Controller Offers More Features Lower Cost
telecommunications systems, diode lasers used signal lasers transmitters pump lasers EDFAs (erbium doped fiber amplifiers). handle different operations, they need driven different modes, such constant current, constant power, constant gain. Designing circuits that properly control, drive, protect these lasers-the components whole system- with fewer components lower cost been significant challenge photonic-electrical engineers.
ADN8820
LOOP POINT CURRENT SENSING LOOP DITHER LOOP MOSFET LOOP LIMITERS OUTPUT DRIVER LOOP
ERROR
LINEAR
OUTPUT FILTER
LASER DIODE
MODE VREF FREG SYNC CONTROL
DCTL
ADN8820, (continuous wave) laser controller, developed drive diode lasers constant current, constant pump power, constant output power, constant gain modes different operations. used driving both fixed wavelength temperature-based tunable wavelength transmitter lasers, EDFA pump lasers, Roman amplifier lasers, lasers instrumentation applications such DPSSLs (diode pumped solid state lasers). This laser controller comes with three TIAs (transimpedance amplifiers), laser protection circuits, control amplifier, high current, high speed output stage, sophisticated control circuit. three TIAs receive currents from photo detectors transmitter laser, wavelocker, and/or pump laser amplifier, convert these currents into voltages. These voltages represent laser power, wavelength change, and/or input/output power optical amplifier. Additionally, ADN8820 used with Analog Devices' ADN8830, (thermoelectric cooler) controller, form complete control drive circuit both fixed wavelength tunable wavelength transmitter lasers, well EDFA Roman amplifier pump lasers. device also used driving lasers SOAs (semiconductor optical amplifiers).
APPLICATIONS
AD8820
Fixed wavelength transmitter laser controller both Etalon wavelocker laser controllers temperature-based tunable laser modules EDFA pump laser controller Roman amplifier laser controller DPSSL laser controller SOAs laser driver
$15.00
high speed, high current capability (using external MOSFETs) high speed TIAs with offset voltage Sophisticated circuits overcurrent, over laser power, over output power, protection Selectable control modes: constant current, constant laser power, constant output power, constant gain Fault indication Versatile interface designed different (photodiode) configurations Sophisticated control circuit noise high efficiency operation: switching phase programmable, switching frequency synchronizable, adaptive dead time control single-supply operation 48-lead LFCSP package
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First Fully Integrated, Single-Chip, Programmable Precision Current Source Tunable Lasers
demand tunable lasers grows, precision current source solution consisting discrete longer cost effective. Design engineers seeking integrated, single-chip precision current source optimized tunable lasers able address their requirements programmability, noise, high precision.
ADN8810 first fully integrated, single-chip programmable precision current source tunable lasers optical networks instrument applications. designed applications where drift, noise, high precision mandatory requirements. features precision, 12-bit digital-to-analog converter (DAC) precision converter built along with high precision current output. maximum output current scaled from external sense resistors value. ADN8810 also provides high precision, noise current sources, other control signals needed tunable laser devices. scaling full-scale output current, capable driving different laser sections defined laser manufacturer. precision current written through 12-bit while interfaced host system serial interface.
APPLICATIONS
AD8810
Tunable laser current source Instrumentation applications programmable precision current source
$7.59
High output current capability noise Long-term stability Current output from External shutdown Output fault indication drift Programmable maximum current Lead frame chip scale package (LFCSP)
Optical Networking Selection Guide
Function Clock Data Recovery Transimpedance Amplifier Limiting Amplifier/Clock Data Recovery Limiting Amplifier/Clock Data Recovery Frequency Synthesizer Single Rate Postamp/CDR Continuos Rate with Integrated Limiting Multirate Postamp/CDR Noise, High Gain Transimpedance Average Power Controller Continuous Wave (CW) Laser Dual-Loop Laser Diode Driver Laser Diode Driver with Dual-Loop Control Dual-Loop Laser Diode Driver Dual-Loop Laser Diode Driver External Modulator Driver Programmable Nonvolatile Resistor External Modulator Driver Differential Mach-Zender Modulator 20-SOIC 8-SOIC 16-SOIC 16-SOIC 16-SOIC 48-LFCSP 32-LFCSP 48-LFCSP Available Form 32-LFCSP 32-LFCSP, 48-LFCSP 32-LFCSP/Die, Data Switch: Form 32-LFCSP, 48-LFCSP 32-LFCSP 24-LFCSP 16-LFCSP 24-LFCSP Package
ELECTRO-OPTICAL INTERFACE
Part Number
Performance
AD800 AD8015 AD807 AD808 AD809 ADN2811 ADN2812 ADN2819 ADN2820 ADN2830 ADN2841 ADN2843 ADN2847 ADN2848 ADN2849 ADN2850 ADN2859
Mbps Mbps Mbps Mbps 2.5/2.7 Gbps Mbps-2.7 Gbps Mbps-2.7 Gbps 10.7 Gbps Bias Current Range mA-200 Mbps-2.7 Gbps 10.7 Gbps Mbps-3.3 Gbps Mbps-622 Mbps 10.7 Gbps 10-Bit Resolution 10.7 Gbps
CONTROL MONITORING Description Logarithmic Amplifier with Photodiode Interface Logarithmic Converter with Photodiode Interface Programmable Precision Current Source Tunable Lasers Continuous Wave Laser Controller Thermoelectric Cooler Controller Package 14-TSSOP 16-LFCSP 24-LFCSP 48-LFCSP 32-LFCSP
Part Number AD8304 AD8305 ADN8810 ADN8820 ADN8830
Performance dB-Range (100 nA-10 dB-Range nA-1 Current Output mA-250 High Speed, High Current Capability Noise: 0.5% Current Ripple
DIGITAL CROSSPOINT SWITCHES Function Digital Crosspoint Switch Digital Crosspoint Switch Digital Crosspoint Switch Package 184-LQFP 184-LQFP 256-BGA
Part Number AD8150 AD8151 AD8152
Performance Gbps Gbps Gbps
AMPLIFIERS* Rail-to-Rail
(MHz) (µV)
Part Number
Supply Voltage
(Max)
eNOISE
(nV/Hz
IBIAS (Max)
(nA)
IOUT
(mA)
(Max)
(µA)
Slew Rate Temperature Packages Range (V/µs) SC70 SOT-23
MSOP TSSOP
AD820 AD8510 AD8551 AD8571 AD8601 AD8610 OP777
AD822 AD8512 AD8552 AD8572 AD8602 AD8620 OP727
AD824 AD85132 AD8554 AD8574 AD8604
OP747
+2.7 +2.7 +2.7 +2.7
Rail-to-Rail
Micro
Packing
0.01 0.075 0.05 0.05 0.06 0.01
Bandwidth Slew Rate
2300 1000 3500 Distortion SFDR Bandwidth
NOISE
IS/AMP
Part Number
Supply Voltage
Single
Dual
Triple
Quad
Disable
(V/µs)
(dBc)
(MHz)
(nV/Hz) Max)
Max)
Typ)
AD8065 AD8067
AD8066
available.
values typical unless otherwise stated.
1Temperature
ranges: Industrial (-40°C +85°C), Extended Industrial (-40°C +125°C), Commercial (0°C +70°C).
ANALOG-TO-DIGITAL CONVERTERS* Description 12-Bit, 16-Channel, MSPS Serial 16-Bit, kSPS, Ultralow Power Unipolar Bipolar 16-Bit, kSPS, Unipolar, Bipolar 16-Bit, MSPS, Bipolar 16-Bit, kSPS, kSPS, Differential 18-Bit, kSPS, kSPS, kSPS PulSARA/D Converter 14-Bit, 4-Channel Simultaneous Sampling Parallel 14-Bit, MSPS Parallel 12-Bit, 8-Channel, kSPS, 12-Bit 14-Bit, 8-Channel, kSPS Serial Number Analog Inputs 25/41 115/107 25/74 120/800 kSPS, 83/500 kSPS Int/Ext Power Dissipation (Max) Reference Int/Ext
Part Number
Resolution (Bits)
Throughput Rate (kSPS)
AD7490 AD7660/AD7663 AD7664/AD7665 AD7671 AD7675/AD7676 AD7674/AD7678/AD7679 AD7865 AD7484 AD7888 AD7856
1000 100/250 1000 100/500 800/100/570 3000
Power Supply Voltage (VNOM) Single (2.7-5.25) Single Single Single Single Single Single Single (2.3-5.25) Single (2.7-5.5) Single
DIGITAL-TO-ANALOG CONVERTERS* Input Serial/Parallel Serial 3-Wire (SPI) Serial 3-Wire (SPI) Parallel Serial 3-Wire (SPI) Serial 3-Wire (SPI) Parallel Output VOUT (Bipolar) VOUT VOUT (Bipolar) VOUT (Bipolar) VOUT (Bipolar) VOUT (Bipolar) VOUT (Bipolar) (Vdc) V/-12 V-5.5 Package 108-LFBGA 16-TSSOP 4-CSPBGA 44-PQFP 74-CSPBGA 74-CSPBGA 4-PQFP Description 14-Bit, 40-Channel Bipolar VOUT 12-Bit, 8-Channel Serial VOUT 12-Bit, 16-Channel Serial 13-Bit, 8-Channel Parallel 14-Bit, 32-Channel Serial 14-Bit, 32-Channel Fast, Serial 14-Bit, 8-Channel Parallel
Part Number AD5379 AD5328 AD5516 AD7839 AD5532 AD5532HS AD7841
Resolution (Bits)
Number DACs
MICROCONVERTERS Dual, 12-Bit Dual, 12-Bit Dual, 12-Bit Dual Dual, 12-Bit Dual Dual, 12-Bit Dual Dual, 12-Bit Dual 12-Clock 8052 12-Clock 8052 12-Clock 8052 12-Clock 8052 12-Clock 8052 12-Clock 8052 Flash/EE Code Kbyte Kbyte Kbyte Kbyte Kbyte Kbyte Package 52-PQFP, 56-CSP 28-TSSOP "Fast Core" Upgrade 52-PQFP, 56-CSP 52-PQFP, 56-CSP 52-PQFP, 56-CSP Special Features Small, Cost "Big Memory" Upgrade ADuC812 Same ADuC831, with Clock "Fast Core" Upgrade ADuC831 PLL) "Fast Core" Upgrade ADuC832 (with PLL)
Part Number ADuC812 ADuC814 ADuC831 ADuC832 ADuC841* ADuC842*
8-Channel, 12-Bit 6-Channel, 12-Bit 8-Channel, 12-Bit 8-Channel, 12-Bit 8-Channel, 12-Bit 8-Channel, 12-Bit
*Call availability.
DIGITAL POTENTIOMETERS* Data Interface Serial Serial Serial Serial Serial Serial Serial RDAC RDAC RDAC RDAC RDAC RDAC RDAC Output Supply (Vdc) Single, ±2.5 Dual V-5.5 Single, ±2.5 Dual V-5.5 V-5.5 V-5.5 V-5.5 V-15 Single Dual Package 16-LFCSP, 16-TSSOP 24-LFCSP 16-TSSOP 16-TSSOP 16-TSSOP 24-TSSOP 24-TSSOP
Part Number
Number Outputs Resolution (DACs) (Bits)
ADN2850
ADN2860 AD5235 AD5232 AD5231 AD5233 AD5263
Dual, 9-Bit; Single, 7-Bit
Comments Optical Supervisor, Programmable Nonvolatile Resistor Nonvolatile Memory, 3-Channel, Dual Single 128-Position, Digital Potentiometer Dual, 10-Bit 3-Terminal Nonvolatile Potentiometer Dual, 8-Bit 3-Terminal Nonvolatile Potentiometer Single, 10-Bit 3-Terminal Nonvolatile Potentiometer Quad, 6-Bit 3-Terminal Nonvolatile Potentiometer Quad, Position, Digital Potentiometer
*Partial listing.
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High Speed Digital Crosspoint Switch Delivers Industry's Lowest Power Consumption
outing bits across high speed backplanes require analog expertise. Data rates Gbps have rise fall times picosecond range signal integrity issues that stem from time domain analog problems. Power reduction another issue designers high speed networking equipment. complexity functionality required space increase, extra space consumed heat sinks additional components cannot afforded.
AD8152
APPLICATIONS
High speed routers fiber optic ethernet networks Network redundancy/protection switching SONET OC-48 with
$234.00
high speed AD8152 digital crosspoint switch, with X-streamI/O technology, meets demanding requirements high speed networking. power efficient, fully differential digital crosspoint switch operates excess Gbps port total throughput Gbps. device also addresses SONET OC-48 with requirements network backplanes redundancy/protection switching. AD8152 digitally programmable current mode outputs that drive variety termination schemes impedances while maintaining voltage level minimizing power consumption. output drive programming different backplane trace lengths critical optimizing signal integrity minimizing power consumption. AD8152 operates data levels with supply voltage with excellent input sensitivity. control interface compatible with electrical standards LVTTL CMOS/TTL. lowest power solution comparable crosspoint switch, AD8152 dissipates less than supply with I/Os active does require external heat sinks, providing space cost savings. AD8152's jitter specification less than power requirements allow designers address increasing challenges with circuit density signal integrity today's high speed networking systems.
Less than supply Excellent input sensitivity Output drive programming 256-lead package
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High Precision, Cost Logarithmic Converter Optimized Fiber Optic Photodiode Interfacing
ptical networks require accurate measurement control optical power numerous points throughout network. Relevant network elements include transmit laser modules, optical amplifiers, transceiver modules, OADMs/switches. Failure effectively perform this measurement control function could ultimately degrade network quality service reliability.
AD8305
VPOS VRDZ VREF 200k 0.5V IREF
BIAS
0.20
VOUT
COMM 0.5V VNEG 2.5V
BIAS GENERATOR
SCAL 14.2k BFIN VLOG TEMPERATURE COMPENSATION
INPT VSUM
6.69k COMM COMM
APPLICATIONS
AD8305
Optical amplifiers Optical transceivers Tunable lasers OADMs
$8.36
AD8305 cost microminiature logarithmic detector optimized high accuracy optical power measurement essential network reliability quality. This single solution enables designer measure photodiode current over dynamic range with accuracy. uses advanced implementation classic translinear method provide large dynamic range versatile easily used form. Only single-supply voltage required. AD8305 available miniature 16-lead, chip scale package specified operation from -40°C +85°C.
Optimized fiber optic photodiode interfacing Measures current over five decades conformance from Single-supply operation (3.0 V-12 Temperature stable Log-ratio capability Minimal response time current levels Miniature 16-lead chip scale package (LFCSP) power: quiescent current
World's First 40-Channel, 14-Bit
igher channel counts optical communications driving demand high channel count digital-to-analog converters (DACs). Multichannel DACs means increasing system capacities performance with sacrifice system size cost. However, critical requirement multichannel precision DACs that combine high channel count high resolution.
APPLICATIONS
AD5379
laser controllers Optical switch-MEMS mirror control Multichannel VOA-attenuation level control Multistage, multichannel EDFA-power level control control
$67.75
Analog Devices, market share leader high performance converters amplifiers, added AD5379, 40-channel, 14-bit bipolar DAC, family high density DACs. AD5379 integrates channels output amplifiers (with gain) small 108-ball CSPBGA package. DACs monotonic bits accurate bits. Each maximum output voltage span 17.5 user select reference values suit output range, e.g., output range -8.75 +8.75 derived using reference voltages -3.5 (VREF(-)) (VREF(-)). This device also offers users flexibility digitally adjust range span each individual writing on-chip offset gain registers, facilitating system calibration.
18-Bit ADCs Reach Heights Speed Performance
ptical networking applications often barrier when comes high resolution ADCs-speed. requirement latency, they have rely sampling converters, which have been limited resolutions bits.
AD7674, AD7678, AD7679 monolithic 18-bit analog-to-digital converters. With peak sampling rate kSPS bits missing codes, AD7674 sets standard high performance 18-bit ADCs. AD7678 AD7679 lower throughput models, specified kSPS kSPS, respectively. models offer bits, missing codes, pipeline delay, pin-for-pin upgrade path with Analog Devices' 16-bit PulSARADC product family.
APPLICATIONS
AD7674 AD7678 AD7679
Physical layer Multistage, multichannel EDFA, power level monitor Multistage, multichannel EDFA
$39.00 $24.00 $32.00
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3-Channel Digital Potentiometer Provides Precision Laser Tuning, Gain Adjustment, Laser Monitoring GBIC/MSA Compliant Fiber Optic Modules
typical optical modules, operator adjust mechanical potentiometer while monitoring laser waveform optimum response laser safety.
ADN2860
A0_R A1_R A0_E A1_E BYTES USER EEPROM BYTES RDAC EEPROM SERIAL INTERFACE CONTROL COMMAND DECODE LOGIC POWER-ON RESET ADDRESS DECODE LOGIC CONTROL LOGIC RDAC2 REGISTER RDAC2 DATA RDAC1 REGISTER RDAC0 RDAC0 REGISTER RDAC1
digitally controlled resistor provides lower temperature coefficient than mechanical potentiometers reduces cost automating manufacturing GBIC/MSA modules eliminating need operators manually calibrate modules. Analog Devices' ADN2860 provides dual 9-bit single 7-bit digitally controlled programmable resistors meeting GBIC specifications. Using 2-wire interface, these resistors used easily adjust bias current modulation current laser, average output power laser diode driver (LDD), extinction ratio, alarm/fault trip points laser monitoring, protection, control. ADN2860 also gain optical signal monitoring pump lasers EDFA applications. Additionally, ADN2860 ideal alongside Analog Devices' ADN284x family laser diode drivers easy (average power), (extinction ratio), alarm trigger resistor values. device also used gain ADN8820 (continuous wave) laser controller used EDFA pump laser applications.
ADN2860
PSET
ADN284x
EMPD
ERSET
IMOPD
ASET
BIAS
APPLICATIONS
AD2860
SONET/SDH Fibre Channel Gigabit ethernet controller calibration calibration calibration Optical power monitoring
$5.90
channels Dual, position (9-bit) Single, position (7-bit) Very temperature coefficient ppm/°C) full-scale resistance Linear increment/decrement taper increment/decrement bytes nonvolatile user memory constant storage compatible serial interface compliant GBIC module specification single-supply operation ±2.5 dual-supply operation 24-lead LFCSP package
Analog Devices' MicroConverters® Simplify Digital Diagnostics Optical Transceivers
form function today's optical transceivers determined range Multi-SourceAgreement specifications such SFF-8472, XFP, XPAK, These MSAs require that specific diagnostic information available that host read back various parameters from transceiver module. ability adhere these specifications while minimizing module size cost critical design optical transceivers independent transceiver type such cooled/ uncooled, short/intermediate/long reach, SONET/Ethernet, G/10
Worldwide Headquarters Technology P.O. 9106 Norwood, 02062-9106 U.S.A. Tel: 781.329.4700, (1.800.262.5643, U.S.A. only) Fax: 781.326.8703 Analog Devices, Inc. Europe Analog Devices 17-19, Georges Besse Parc Haute Technologie d'Antony F-92182 Antony Cedex, France Tel: 33.1.46.74.45.00 Fax: 33.1.46.74.45.01 Analog Devices, Inc. Japan Headquarters Pier Takeshiba South Tower Building 1-16-1 Kaigan, Minato-ku, Tokyo 105-6891, Japan Tel: 813.5402.8210 Fax: 813.5402.1063 Analog Devices, Inc. Southeast Asia Headquarters 4501 West Tower Times Square Matheson Street Causeway Hong Kong, Tel: 852.2.506.9336 Fax: 852.2.506.4755
Analog Devices' MicroConverter family products offers designers unique solution this challenge. Each ADuC8xx MicroConverter contains multichannel ADC, DACs, temperature sensor, reference, Flash/EE memory, 8052 microcontroller, fully-licensed interface, more. These features performing digital diagnostics optical transceivers line with specs. example shown here, ADuC832 used monitor temperature, supply voltage, power, power, laser bias current SFF-8472). host system reads back these parameters 2-wire interface. addition meeting specs, 12-bit DACs ADuC832 used control IBIAS IMOD levels shown, providing valuable control function reducing component count.
ADuC832 8-channel, kSPS, 12-bit Dual 12-bit dual 16-bit reference Flash/EE program memory, Kbyte data memory Temperature sensor Programmable (runs from external crystal) operation 56-LFCSP package
APPLICATIONS
ADuC831 ADuC832 ADuC841 ADuC842
Optical Transceiver-diagnostics Optical Transceiver-LD control EDFA power monitoring control
$7.22 $7.22 $9.85 $9.85
compatible with ADuC842 easy upgrade single-cycle 8052 core
Analog Devices Solutions Bulletins Glance ADCs DACs Amplifiers Communications Power Thermal Management Optical Networking
1,000s (unless otherwise noted), recommended lowest grade resale, U.S.A. 10,000s, call availability. 2003 Analog Devices, Inc. rights reserved. Trademarks registered trademarks property their respective companies. Printed U.S.A. OP-NET-MARCH-2003 SB02795-130-3/03
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