MAX1211 Evaluation MAX1211 evaluation kit) fully assembled tested
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19-3078; 11/03
MAX1211 Evaluation
MAX1211 evaluation kit) fully assembled tested circuit board that contains components evaluating MAX1211 MAX1206-MAX1209 12-bit, analog-to-digital converters (ADCs). MAX1211 accepts differential single-ended analog input signals. allows evaluation each with both types signals from single-ended analog signal source. digital output produced easily captured with user-provided high-speed logic analyzer data-acquisition system. operates from 2.0V 3.3V power supplies. includes circuitry that generates differential clock signal from signal provided user. comes with MAX1211 installed. Contact factory free samples pin-compatible MAX1206/MAX1207/MAX1208 MAX1209 evaluate these parts. Voltage Power Operation Fully Differential Single-Ended Signal Input Configuration Differential Single-Ended Clock Configuration On-Board Clock-Shaping Circuit with Variable Duty Cycle Also Evaluates MAX1206/MAX1207/MAX1208 MAX1209 Fully Assembled Tested
Features
65Msps Sampling Rate with MAX1211
Evaluates: MAX1211, MAX1206-MAX1209
Part Selection Table
PART MAX1206ETL* MAX1207ETL* MAX1208ETL* MAX1209ETL* MAX1211ETL SPEED (Msps) APPLICATION Baseband sampling Baseband sampling Baseband sampling sampling sampling PART MAX1211EVKIT
Ordering Information
TEMP RANGE +70°C PACKAGE Thin
Note: evaluate MAX1206/MAX1207/MAX1208 MAX1209, request free sample with MAX1211 kit.
*Future product-contact factory availability.
Component List
DESIGNATION DESCRIPTION 22µF ±20%, tantalum capacitors case) TAJB226M010 1.0µF ±20%, ceramic capacitors (0603) C1608X5R1A105M 0.1µF ±20%, ceramic capacitors (0402) C1005X5R1A104M installed (0402) 2.2µF ±20%, 6.3V ceramic capacitors (0603) C1608X5R0J225M DESIGNATION C32, C34, C39, C40, C41, C45, C42, C43, DESCRIPTION 4.7µF ±20%, 6.3V ceramic capacitors (0603) C1608X5R0J475M installed (0603) 0.01µF ±20%, ceramic capacitors (0402) C1005X7R1E103M 1.0µF ±20%, 6.3V ceramic capacitor (0402) C1005X5R0J105M 10µF ±20%, 6.3V ceramic capacitor (0805) C2012X5R0J106M Dual Schottky diode (SOT23) Zetex BAS70-04
C3-C6, C8-C12, C13, C15, C17, C21-C29, C33, C44, C50-C53, C14, C16, C18, C19, C20, C38, C48, C30, C31, C35, C36, C37,
Maxim Integrated Products
pricing, delivery, ordering information, please contact Maxim/Dallas Direct! 1-888-629-4642, visit Maxim's website www.maxim-ic.com.
MAX1211 Evaluation Evaluates: MAX1211, MAX1206-MAX1209
Component List (continued)
DESIGNATION JU1, JU2, JU5, JU6, JU9, JU10, JU11 JU7, L1-L4 R13-R24, R26, R32-R35 R11, R30, RA1-RA4 DESCRIPTION Dual-row, 40-pin header installed Jumper, 3-pin headers Jumper, 2-pin headers filters Murata NFM41PC204F1H3B installed (0603) installed (0402) 49.9 ±0.5% resistors (0603) 1.0k resistors (0402) potentiometer, turn, 1/4in 51.1 resistor (0603) resistor arrays Panasonic EXB-2HV-221J transformers Mini-Circuits ADT1-1WT transformer Mini-Circuits T2-1T-KK81 None None DESIGNATION TP1-TP5 CLOCK4 CLOCK, AINP, AINN, ACOM DESCRIPTION Test points (black) installed (SMA) PC-mount connectors Maxim MAX1211ETL (TQFN-40) Low-voltage 16-bit register (48-pin TSSOP) Texas Instruments SN74AVC16374DGG installed (5-pin SC70) TinyLogic buffer (5-pin SC70) Fairchild NC7SZ125P5 installed (8-pin TinyLogic dual inverter (6-pin SC70) Fairchild NC7WZ04P6 Shunts MAX1211 board
Component Suppliers
SUPPLIER Fairchild Mini-Circuits Murata Panasonic Zetex PHONE 843-946-0238 888-522-5372 718-934-4500 770-436-1300 714-373-7366 847-803-6100 631-543-7100 843-626-3123 718-332-4661 770-436-3030 714-737-7323 847-390-4405 631-864-7630 WEBSITE www.avxcorp.com www.fairchildsemi.com www.minicircuits.com www.murata.com www.panasonic.com www.component.tdk.com www.zetex.com
Note: Please indicate that using MAX1211 when contacting these component suppliers.
MAX1211 Evaluation
Quick Start
Recommended Equipment
power supplies: Digital (VLDUT) 2.0V, 50mA Logic (VL) 2.0V, 100mA Analog (VDUT) 3.3V, 250mA Clock (VCLK) 3.3V, 200mA Signal generator with phase noise jitter clock input (e.g., 8662A, 8644B) Signal generator analog signal input (e.g., 8662A, 8644B) Logic analyzer data-acquisition system (e.g., 16500C, TLA621) Analog bandpass filters (e.g., Allen Avionics, Microwave) input signal clock signal Digital voltmeter pad. Connect 2.0V, 50mA power supply VLDUT. Connect ground terminal this supply pad. evaluating single-ended clock mode, connect 3.3V, 200mA power supply VCLK. Connect ground terminal this supply corresponding pad. evaluating differential clock mode, short VCLK GND. Turn 3.3V power supplies. Turn 2.0V power supplies. Enable signal generators. clock signal generator output amplitude 2VP-P higher (10dBm higher) frequency 65MHz. analog input signal generators output amplitude 1VP-P desired frequency. signal generators should synchronized each other. Adjust input signal level overcome cable bandpass filter losses. Enable logic analyzer. Collect data using logic analyzer.
Evaluates: MAX1211, MAX1206-MAX1209
Procedure
MAX1211 fully assembled tested surface-mount board. Follow steps below board operation. turn power supplies enable signal generators until connections completed: Verify that shunts installed across pins jumpers (MAX1211 enabled) (two's complement digital output), across pins (differential clock input) (fixed MAX1211). Verify that shunts installed across pins jumpers JU10, across pins JU11. Connect output 65MHz clock generator input clock bandpass filter. Connect output clock bandpass filter CLOCK connector. Connect output analog signal generator input signal bandpass filter. Connect output signal bandpass filter AINP connector. Connect logic analyzer square header (J1). Output Signal section locations header designations. system clock available J1-3. Connect 3.3V, 250mA power supply VDUT. Connect ground terminal this supply corresponding pad. Connect 2.0V, 100mA power supply Connect ground terminal this supply
Detailed Description
MAX1211 fully assembled tested circuit board that contains components necessary evaluate performance MAX1211 MAX1206-MAX1209. Data generated MAX1211 captured single 12-bit bus. comes with MAX1211 installed, which evaluated with maximum clock frequency (fCLK) 65MHz. MAX1211 accepts differential single-ended analog input signals differential single-ended clock signals. With proper board configuration specified below), evaluated with both types signals supplying only single-ended analog signal kit. designed four-layer board optimize performance MAX1211. simple operation, specified have 3.3V 2.0V power supplies applied analog digital power planes, respectively. However, digital plane operated down 1.7V without compromising board's performance. logic analyzer's threshold must adjusted accordingly.
MAX1211 Evaluation Evaluates: MAX1211, MAX1206-MAX1209
Access digital outputs provided through connector 40-pin connector easily interfaces directly with user-provided logic analyzer data-acquisition system. output clock signal available J1-3 (CLK), which used synchronize output data logic analyzer. slew rate differential signal, thereby reducing clock jitter. Table clock-drive jumper settings. Ensure that jumper (see MAX1211 Clock Input section) correctly. Clock-Shaping Circuit with Variable Duty Cycle on-board, variable duty cycle, clock-shaping circuit generates single-ended clock signal from AC-coupled sine wave applied CLOCK connector. Measure clock signal adjust potentiometer obtain desired duty cycle. Table shunt positions.
Power Supplies
MAX1211 requires separate analog digital power supplies best performance. Separate 3.3V power supplies used power analog portion MAX1211 (VDUT) clock-shaping circuit (VCLK). evaluate clock-shaping circuit, 3.3V must supplied VCLK. When evaluating differential clock, reduce interference from unused clock-shaping circuit shorting VCLK GND. Separate 2.0V power supplies used power digital portion MAX1211 (VLDUT) buffer/driver (VL). digital portions operate with voltage supplies 1.7V high 3.6V.
Input Signal
MAX1211 accepts differential single-ended analog input signals. However, requires only single-ended analog input signal. Because amplitude received signal depends actual cable loss bandpass filter loss; account these losses when configuring signal input generator. Direct-Connect Single-Ended Input evaluate MAX1211 with single-ended input signal directly connected input terminal, modify follows: Remove transformers Remove resistor Short resistor R20. Install 0.1µF capacitor location designated R14. Connect input signal source AINP.
Clock
MAX1211 allows either differential singleended signals drive clock inputs. MAX1211 supports both methods. single-ended operation, signal applied through buffer (U6). differential mode, onboard transformer takes single-ended analog input generates differential analog signal ADC's input pins. MAX1211 Clock Input MAX1211 capable accepting either differential single-ended clock input signals. Jumper controls this feature. Table jumper settings. Transformer-Coupled Clock single-ended signal converted differential signal through transformer this mode, diode limits amplitude clock signal, thereby overdriving CLOCK input. This increase
MAX1211 Power-Down
Jumper controls power-down function MAX1211 only. Other MAX1211 continue draw quiescent current from power supplies. Table power-down jumper settings.
Table CLOCK Drive Settings
JUMPER SHUNT POSITION DESCRIPTION Single-ended clock mode (see Clock-Shaping Circuit with Variable Duty-Cycle section) Differential lock mode; singleended signal converted differential signal that drives MAX1211 clock inputs
Table MAX1211 Clock Input Settings (JU5)
SHUNT POSITION 1-2* MAX1211 CLKTYP Connected VLDUT Connected MAX1211 CLOCK INPUT Differential Single ended
JU10 JU11 JU9* JU10* JU11*
*Default configuration: (1-2).
*Default configuration: (2-3), JU10 (2-3), JU11 (1-2).
MAX1211 Evaluation
Reference Voltage
MAX1211 requires input voltage reference REFIN full-scale analog signal voltage input. stable on-chip voltage reference 2.048V, which accessed REFOUT. designed on-chip voltage reference shorting REFIN REFOUT through resistor R12. user externally adjust reference level, hence full-scale range, cutting trace-shorting resistor installing resistors locations (located board's component side). Calculate resistor values using following equation: REFOUT VREFIN where: 10k, ±1%. VREFOUT 2.048V. VREFIN desired REFIN voltage. Alternatively, resistors opened, ADC's full-scale range applying stable, low-noise, external voltage reference directly REFIN pad.
Output Coding
digital output coding MAX1211 chosen either two's complement format Gray code configuring jumper JU6. Table shunt positions.
Evaluates: MAX1211, MAX1206-MAX1209
Output Signal
MAX1211 features 12-bit, parallel, CMOS-compatible output bus. outputs into buffer capable driving large capacitive loads, which present logic analyzer connection. outputs buffer connected 40-pin header (J1), located right side kit, where user connect logic analyzer data-acquisition system. Table locations header
Evaluating MAX1206-MAX1209
evaluate MAX1206/MAX1207/MAX1208 MAX1209, remove from install free sample desired ADC.
Table Power-Down Settings (JU2)
SHUNT POSITION 2-3* MAX1211 Connected VLDUT Connected MAX1211 POWER-DOWN STATUS Powered down Normal operation
Table Output Code Settings (JU6)
SHUNT POSITION 2-3* MAX1211 Connected VLDUT Connected OPERATION Digital output Gray code Digital output two's complement
*Default configuration: (2-3).
*Default configuration: (2-3).
Table Output Locations (J1)
CLOCK J1-3 J1-7 J1-11 J1-13 J1-15 J1-17 J1-19 J1-21 J1-23 J1-25 J1-27 J1-29 J1-31 J1-33
Evaluates: MAX1211, MAX1206-MAX1209
VDUT VCLK 1.0µF 1.0µF VCLK
1CLK
OVDD
CLKO N.C. CLKTYP REFP REFN REFOUT CLKP REFIN CLKN CLKP CLKN 2.2µF N.C. 0.1µF
OVDD
2CLK
MAX1211 Evaluation
Figure MAX1211 Schematic (Sheet
22µF 22µF VLDUT 1.0µF VLDUT CLKO 1.0µF 1.0µF 1.0µF 1.0µF 1.0µF HERE 1.0µF VDUT VLDUT 2.2µF 0.1µF 2.2µF 0.1µF 22µF 1.0µF
VDUT
VLDUT
22µF
OPEN NC7SZ125
VLDUT
J1-39 J1-37 J1-35 J1-33 J1-31 J1-29 J1-27 J1-25 J1-40 J1-38 J1-36 J1-34 J1-32 J1-30 J1-28 J1-26
VLDUT
VLDUT 0.1µF
VDUT 0.1µF
MAX1211
SN74AVC16374
0.1µF
J1-23 J1-21 J1-19 J1-17 J1-15 J1-13 J1-11 J1-7 J1-5 J1-9 J1-3 J1-1
J1-24 J1-22 J1-20 J1-18 J1-16 J1-14 J1-12 J1-8 J1-6 J1-10 J1-4 J1-2
4.7µF
0.1µF
10µF
4.7µF 0.1µF
2.2µF 0.1µF SHORT TRACE) REFIN 0.1µF OPEN
0.1µF 2.2µF 0.1µF 2.2µF 0.1µF
VCLK
VCLK
VCLK OPEN U6-B CLKP OPEN SHORT JU10 49.9 0.5% 0.1µF 0.01µF 0.01µF 0.1µF 49.9 0.5% CLKN OPEN RESET OPEN OPEN SHORT OPEN 49.9 0.5% SHORT 0.1µF 0.1µF 4.7µF 4.7µF OPEN JU11 SHORT 49.9 0.5% CLOCK 0.1µF OPEN U6-A
1.0µF
CLOCK4
OPEN
OPEN OPEN
OPEN
Figure MAX1211 Schematic (Sheet
OPEN OPEN 49.9 0.5% OPEN OPEN SHORT OPEN ACOM 49.9 0.5% 49.9 0.5% SHORT ACOM OPEN OPEN ACOM 51.1 0.1µF 0.01µF
OPEN
OPEN
OPEN
OPEN
AINP
SHORT
AINN
SHORT
Evaluates: MAX1211, MAX1206-MAX1209
SHORT
MAX1211 Evaluation
MAX1211 Evaluation Evaluates: MAX1211, MAX1206-MAX1209
Figure MAX1211 Component Placement Guide-Component Side
MAX1211 Evaluation Evaluates: MAX1211, MAX1206-MAX1209
Figure MAX1211 Board Layout-Component Side
MAX1211 Evaluation Evaluates: MAX1211, MAX1206-MAX1209
Figure MAX1211 Board Layout (Inner Layer 2)-Ground Planes
MAX1211 Evaluation Evaluates: MAX1211, MAX1206-MAX1209
Figure MAX1211 Board Layout (Inner Layer 3)-Power Planes
MAX1211 Evaluation Evaluates: MAX1211, MAX1206-MAX1209
Figure MAX1211 Board Layout-Solder Side
MAX1211 Evaluation Evaluates: MAX1211, MAX1206-MAX1209
Figure MAX1211 Component Placement Guide-Solder Side
Maxim cannot assume responsibility circuitry other than circuitry entirely embodied Maxim product. circuit patent licenses implied. Maxim reserves right change circuitry specifications without notice time.
Maxim Integrated Products, Gabriel Drive, Sunnyvale, 94086 408-737-7600 2003 Maxim Integrated Products Printed registered trademark Maxim Integrated Products.
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