B 781/329.4700 781/461.3113(T = +258C, V+ = +5 V, V = 12 V or 15 V, all voltages measured with respect to A digital common, unless otherwise noted) AD570SPECIFICATIONS AD570J AD570S Model Min Typ Max Min Typ Max Units 1 RESOLUTION 8 8 Bits RELATIVE ACCURACY LSB T to T 61/2 61/2 LSB MIN MAX FULL-SCALE CALIBRATION 2 2 LSB UNIPOLAR OFFSET 61/2 61/2 LSB BIPOLAR OFFSET 61/2 61/2 LSB DIFFERENTIAL NONLINEAIRTY T to T 88 Bits MIN MAX TEMPERATURE RANGE 0 +70 55 +125 C TEMPERATURE COEFFICIENTS Unipolar Offset 61 61 LSB Bipolar Offset 61 61 LSB Full-Scale Calibration 62 62 LSB POWER SUPPLY REJECTION TTL Positive Supply +4.5 V V + +5.5 V 62 62 LSB Negative Supply 16.0 V V 13.5 V 62 62 LSB ANALOG INPUT IMPEDANCE 3.0 5.0 7.0 3.0 5.0 7.0 k ANALOG INPUT RANGES Unipolar 0 +10 0 +10 V Bipolar 5 +5 5 +5 V OUTPUT CODING Unipolar Positive True Binary Positive True Binary Bipolar Positive True Offset Binary Positive True Offset Binary LOGIC OUTPUT Output Sink Current = 0.4 V max, T to T ) 3.2 3.2 mA (V OUT MIN MAX Output Source Current (V = 2.4 V max, T to T ) 0.5 0.5 mA OUT MIN MAX Output Leakage 640 640 A LOGIC INPUTS Input Current 6100 6100 A Logic 1 2.0 2.0 V Logic 0 0.8 0.8 V CONVERSION TIME 15 25 40 15 25 40 s POWER SUPPLY V+ +4.5 +5.0 +7.0 +4.5 +5.0 +7.0 V V 12.0 15 16.5 12.0 15 16.5 V OPERATING CURRENT V+ 7 15 7 15 mA V 9 15 9 15 mA 2 PACKAGE OPTION Ceramic DIP (D-18) AD570JD AD570SD NOTES 1 The AD570 is a selected version of the AD571 10-bit A-to-D converter. Only TTL logic inputs should be connected to Pins 1 and 18 (or no connection made) or damage may result. 2 For details on grade package offerings for SD-grade in accorance with MIL-STD-883, refer to Analog Devices Military Products databook or current /883 data sheet. Specifications subject to change without notice. Specifications shown in boldface are tested on all production units at final electrical test. Results from those tests are used to calculate outgoing quality levels. All min and max specifications are guaranteed, although only those shown in boldface are tested on all production units. B 2 REV.