EVAL-AD5570EBZ Analog Devices Inc, EVAL-AD5570EBZ Datasheet
EVAL-AD5570EBZ
Specifications of EVAL-AD5570EBZ
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EVAL-AD5570EBZ Summary of contents
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FEATURES Full 16-bit performance 1 LSB maximum INL and DNL Output voltage range up to ±14 V On-board reference buffers, eliminating the need for a negative reference Controlled output during power-on Temperature ranges of −40°C to +85°C for A/B version/−40°C ...
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... Added Figure 16.............................................................................. 12 Revision 0: Initial Version DAC Architecture....................................................................... 16 Reference Buffers........................................................................ 16 Serial Interface ............................................................................ 16 Transfer Function....................................................................... 17 Clear ( CLR ) ................................................................................. 17 Power-Down ( PD ) ..................................................................... 17 Power-On Reset.......................................................................... 17 Serial Data Output (SDO)......................................................... 17 Applications Information .............................................................. 19 Typical Operating Circuit ......................................................... 19 Layout Guidelines....................................................................... 20 Opto-Isolators............................................................................. 20 Microprocessor Interfacing....................................................... 21 Evaluation Board ........................................................................ 22 Outline Dimensions ....................................................................... 24 Ordering Guide .......................................................................... 24 Rev Page ...
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SPECIFICATIONS V = +11 +16 −11 −16 all specifications unless otherwise noted. MIN MAX Table 1. 1 Parameter ACCURACY Resolution Monotonicity Differential Nonlinearity (DNL) Relative ...
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AD5570 1 Parameter POWER REQUIREMENTS Power-Down Current 6 Power-Supply Sensitivity Power Dissipation 1 Temperature ranges: A and B versions = − 40°C to +85°C; W and Y versions = −40°C to +125°C. ...
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TIMING CHARACTERISTICS STANDALONE V = +12 V ± 5 −12 V ± 200 pF to AGND; all specifications T L Table Parameter Limit MIN ...
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AD5570 TIMING CHARACTERISTICS DAISY-CHAINING AND READBACK V = +12 V ± 5 −12 V ± 200 pF to AGND; all specifications T L Table Parameter Limit at T ...
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SCLK SYNC SDIN DB15 (N) LDAC SDO DB15 DB0 ( DB15 (N) Figure 4. Readback ...
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AD5570 ABSOLUTE MAXIMUM RATINGS T = 25°C, unless otherwise noted. A Table 4. Parameter V to AGND, AGNDS, DGND AGND, AGNDS, DGND SS AGND, AGNDS to DGND REFGND to AGND, ADNDS REFIN to AGND, AGNDS REFIN to ...
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 5. Pin Function Descriptions Pin No. Mnemonic Description 1 V Negative Analog Supply Voltage. −12 V ± −15 V ± 10% for specified performance Positive Analog Supply Voltage. 12 ...
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AD5570 TERMINOLOGY Relative Accuracy or Integral Nonlinearity (INL) Relative accuracy or integral nonlinearity is a measure of the maximum deviation, in LSBs, from a straight line pass- ing through the endpoints of the DAC transfer function. Monotonicity A DAC is ...
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TYPICAL PERFORMANCE CHARACTERISTICS 1 25° ±15V DD SS REFIN = +5V 0.6 0.4 0.2 0 –0.2 –0.4 –0.6 –0.8 –1.0 0 10k 20k 30k 40k CODE Figure 6. Integral Nonlinearity vs. Code, V ...
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AD5570 1 ±12V DD SS 0.8 REFIN = +5V 0.6 0.4 0.2 0 –0.2 –0.4 –0.6 –0.8 –1.0 –40 – TEMPERATURE (°C) Figure 12. Integral Nonlinearity vs. Temperature ...
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±12V 25°C A 0.3 0.2 0.1 0 –0.1 –0.2 –0.3 –0.4 –0.5 2.0 2.5 3.0 3.5 4.0 REFERENCE VOLTAGE (V) Figure 18. Differential Nonlinearity Error vs. Reference Voltage ...
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AD5570 ±12V OR ±15V DD SS –1 REFIN = 5V –2 –3 –4 –5 –6 –7 –8 –9 –10 –40 – TEMPERATURE (°C) Figure 24. Offset Error vs. Temperature 0 REFIN = ...
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T = 25°C 9.9997 A REFIN = 5V 9.9994 9.9991 9.9988 9.9985 9.9982 15V SUPPLIES 9.9979 9.9976 9.9973 9.9970 12V SUPPLIES 9.9967 9.9964 9.9961 9.9958 9.9955 9.9952 –10 –8 –6 –4 – SOURCE CURRENT (mA) SINK CURRENT ...
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AD5570 GENERAL DESCRIPTION The AD5570 is a single 16-bit serial input, voltage output DAC. It operates from supply voltages of ±11 ±16.5 V, and has a buffered voltage output ±13.6 V. Data is written to ...
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TRANSFER FUNCTION Table 6 shows the ideal input code to the output voltage rela- tionship for the AD5570. Table 6. Binary Code Table Digital Input MSB LSB Analog Output (V 1111 1111 1111 1111 +2 V 1000 0000 0000 0001 ...
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AD5570 Readback The AD5570 allows the data contained in the DAC register to be read back, if required. As with daisy chaining, an external pull-up resistor of ~5 kΩ on SDO is required. The data in the DAC register is ...
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APPLICATIONS INFORMATION TYPICAL OPERATING CIRCUIT Figure 39 shows the typical operating circuit for the AD5570. The only external component needed for this precision 16-bit DAC is a single external positive reference. Because the device incorporates reference buffers, it eliminates the ...
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AD5570 Table 8. Partial List of Precision References Recommended for Use with the AD5570 Initial Long-Term Temp Drift Accuracy Drift (ppm/ Part No. (mV max) (ppm typ) °C max) ADR435 ± ADR425 ± ADR02 ± ...
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MICROPROCESSOR INTERFACING Microprocessor interfacing to the AD5570 is via a serial bus that uses standard protocol compatible with microcontrollers and DSP processors. The communications channel is a 3-wire (minimum) interface consisting of a clock signal, a data signal, and a ...
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... AD5570 printed circuit board. The evaluation board inter- SYNC faces to the parallel interface of a PC. Software is available with the evaluation board that allows the user to easily pro- LDAC gram the AD5570. A schematic of the evaluation board is shown in Figure 46. The software runs on any PC installed with Microsoft® ...
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... LK5 REF REFIN REFGND REFGND AGND DD V AGNDS SS V DGND 4.7kΩ R6 4.7kΩ R7 4.7kΩ R5 LK4 Figure 46. Evaluation Board Schematic Rev Page REFIN GND DD V AD5570 03760-043 ...
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... AD5570YRSZ −40°C to +125°C AD5570YRSZ-REEL −40°C to +125°C AD5570YRSZ-REEL7 −40°C to +125°C EVAL-AD5570EBZ RoHS Compliant Part. ©2010 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D03760-0-11/10(C) 6.50 6 ...