LV2282VA Bi-CMOS Transmitter with Stereo Modulation LV2

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LV2282VA Bi-CMOS Transmitter with Stereo Modulation LV2

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Ordering number ENA0973A
LV2282VA
Bi-CMOS
Transmitter with Stereo Modulation
LV2282VA Transmitter block makes stereo modulated, composite signal from sound inputs. include modulation function. Audio function keeps modulation well regulated. synthesizer determines output frequency with 3-bit parallel control (selectable).
Application
Portable Memory Player Portable Player Wireless Headphone
Features
(Audio) (MPX) (RF) (PLL) amplifier Pilot tone system stereo modulation, audio attenuation VCO, driver amplifier 110MHz, 100kHz step available, control, 3-bit parallel control
Specifications
Absolute Maximum Ratings 25°C
Parameter Maximum supply voltage Maximum input voltage Minimum input voltage Allowable power dissipation Operating temperature Storage temperature Symbol Topr Tstg 85°C, Mounted specified board* Conditions Ratings VCC+0.3 -0.3 +150 Unit
Specified board glass epoxy circuit board.
SANYO Semiconductor Co.,Ltd. products described contained herein are, with regard "standard application", intended general electronics equipment (home appliances, equipment, communication device, office equipment, industrial equipment etc.). products mentioned herein shall intended "special application" (medical equipment whose purpose sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level reliability directly threaten human lives case failure malfunction product cause harm human bodies, shall they grant guarantee thereof. should intend products applications outside standard applications customer considering such and/or outside scope intended standard applications, please consult with prior intended use. there consultation inquiry before intended use, customer shall solely responsible use. Specifications SANYO Semiconductor Co.,Ltd. products described contained herein stipulate performance, characteristics, functions described products independent state, guarantees performance, characteristics, functions described products mounted customer' products equipment. verify symptoms states that cannot evaluated independent device, customer should always evaluate test devices mounted customer' products equipment.
D2607 20071211-S00001 D1207 No.A0973-1/10
LV2282VA
Recommended Operating Conditions 25°C
Parameter Recommended supply voltage Operating supply voltage range Symbol Conditions Ratings Unit
Characteristics 25°C, 3.3V, bits Default state, input 1kHz, 20mVrms, unless otherwise noted
Parameter Circuit current Standby current Symbol ISTB Conditions input signal, current input signal, "STB" "1", current Ratings Unit
Audio Blocks
Parameter Maximum audio input Audio input frequency Channel separation Channel balance Total harmonic distortion Maximum gain gain range Pilot tone output level Composite output level Audio attenuation Crystal oscillator frequency Symbol GMAX PMOD MPXOUT FXOSC "ATT" Conditions input input composite output, composite output composite output 5/Pin 5/Pin bits "PA1/PA0" ="01" Ratings mVrms mVrms mVrms Unit
Blocks
Parameter output output frequency Symbol RFOUT RFOUT Conditions 90MHz, output 90MHz, output 100kHz step Ratings dBµV dBµV Unit
Blocks
Parameter input "High" voltage input "Low" voltage input frequency input frequency Crystal oscillator frequency output current Symbol FPLL1 FPLL2 FXOSC With 11bit Step 100kHz, table With 3bit Parallel Step 400kHz, table voltage 1.65V 88.1 90.9 Conditions 0.8VCC -0.3 Ratings VCC+0.3 0.2VCC Unit
No.A0973-2/10
LV2282VA
Package Dimensions
unit (typ) 3287
(0.5) 0.22
0.15
SANYO SSOP24(225mil)
Assignment
(1.3)
1.5max
L-INPUT LEVEL CTRL COMPOSITE
R-INPUT AS/D2 SDA/D1 SCL/D0 XTAL
No.A0973-3/10
LV2282VA
Block Diagram
R-INPUT
SDA/D1
SCL/D0
AS/D2
XTAL
Regulator X'tal Shift Register Phase Charge Pump P-Counter 1/160
X'tal
LEVEL
Driver
COMPOSITE
Testing Circuit
3.3k
AS/D2
3.3k
270nH 100nF
CTRL
LEVEL
L-INPUT
100nF
16MHz
76KHz
R-INPUT
100nF
INPUT
R-INPUT
100nF
COMP-OUT
100nF
Stereo
CTRL
R-OUT
L-OUT
VAGC
No.A0973-4/10
LV2282VA
Description
Name L-INPUT Voltage Description Left channel input. coupling capacitance required. Equivalent Circuit
LEVEL time constant. Capacitance required.
CTRL Connect serial (I2C) data input. Connect parallel data input.
CMOS Logic Input
COMPOSITE Audio frequency Blocks. Stereo modulated output.
Charge pump current output.
30µA
30µA
Continued next page.
No.A0973-5/10
LV2282VA
Continued from preceding page. Name Voltage Transistor BASE terminal Colpitz oscillator. Description Equivalent Circuit
blocks. Collector output.
XTAL 16MHz Crystal needed reference frequency. Emitter follower output. digital blocks.
SCL/D0 clock input Parallel input.
CMOS Logic Input
SDA/D1 data input Parallel input.
CMOS Logic Input
Continued next page.
No.A0973-6/10
LV2282VA
Continued from preceding page. Name AS/D2 Voltage input. Description address selection (1bit)/Parallel Equivalent Circuit
CMOS Logic Input
stereo modulator pilot signal carrier. 76kHz crystal should connected between
decoupling capacitance required. External makes internal regulated current.
R-INPUT Right channel audio input. coupling capacitance required.
No.A0973-7/10
LV2282VA
Control
block requires bytes input indicated below. Table Write Data Format
Name Address Byte Byte Control Byte Control Byte transmitted first.
Table Write Mode Description
Name Address Address Select LV2282VA requires address bits. decided Connecting "1", Read/Write Acknowledge Programmable counter Programmable counter. LSB, MSB. Frequency 100kHz Default state "01101110001" Pilot Adjust Pilot tone output level adjust. "PA1 PA0" "00" pilot tone (monaural mode), "01", minimum output, "11" maximum output. Default state "01" Test Mode Standby Audio attenuator Testing. normal operation. Counter testing. Default state Standby mode. Default state normal operation. Audio attenuation. Default state normal operation. Write mode (Write mode only). Description
Control with Parallel Data Input
When CTRL, connected VCC, blocks requires parallel data input shown below. parallel data input mode, controllable function Table always (PA1, PA0, STB, ATT) Table Parallel Data Format
State (Pin (Pin (Pin Frequency (MHz) 88.1 88.5 88.9 89.3 89.7 90.1 90.5 90.9
No.A0973-8/10
LV2282VA
Operation
Serial Controller (Master) LV2282VA (Slave)
Address Byte
Control Byte1
Control Byte2
Master
First
Slave
Start condition
Stop condition
Acknowledge
Time chart
tBUF
Start condition tLOW tHIGH Stop condition
Table Timing specification
Parameter clock frequency free time between STOP START condition Hold time START condition period clock HIGH period clock Data hold time Data set-up time Rise time both signals Fall time both signals Set-up time STOP condition Characteristics Temp=25°C 3.3V Note registered trademark Philips Symbol fSCL tBUF tLOW tHIGH 1000 Ratings Unit
No.A0973-9/10
LV2282VA
Application Circuit
R-INPUT
76KHz
Regulator X'tal Shift Register Phase Charge Pump P-Counter 1/160
X'tal
LEVEL
Driver
L-INPUT
SANYO Semiconductor Co.,Ltd. assumes responsibility equipment failures that result from using products values that exceed, even momentarily, rated values (such maximum ratings, operating condition ranges, other parameters) listed products specifications SANYO Semiconductor Co.,Ltd. products described contained herein. SANYO Semiconductor Co.,Ltd. strives supply high-quality high-reliability products, however, semiconductor products fail malfunction with some probability. possible that these probabilistic failures malfunction could give rise accidents events that could endanger human lives, trouble that could give rise smoke fire, accidents that could cause damage other property. When designing equipment, adopt safety measures that these kinds accidents events cannot occur. Such measures include limited protective circuits error prevention circuits safe design, redundant design, structural design. event that SANYO Semiconductor Co.,Ltd. products described contained herein controlled under applicable local export control laws regulations, such products require export license from authorities concerned accordance with above law. part this publication reproduced transmitted form means, electronic mechanical, including photocopying recording, information storage retrieval system, otherwise, without prior written consent SANYO Semiconductor Co.,Ltd. information described contained herein subject change without notice product/technology improvement, etc. When designing equipment, refer "Delivery Specification" SANYO Semiconductor Co.,Ltd. product that intend use. Information (including circuit diagrams circuit parameters) herein example only; guaranteed volume production. Upon using technical information products described herein, neither warranty license shall granted with regard intellectual property rights other rights SANYO Semiconductor Co.,Ltd. third party. SANYO Semiconductor Co.,Ltd. shall liable claim suits with regard third party's intellctual property rights which resulted from technical information products mentioned above.
This catalog provides information December, 2007. Specifications information herein subject change without notice. No.A0973-10/10

LV2282VA Bi-CMOS Transmitter with Stereo Modulation LV2

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