Datasheet AD8293G80, AD8293G160 (Analog Devices) - 8

AD8293G80/AD8293G160 10 10 POWER SUPPLY ON POWER SUPPLY ON ) 5 ) IV 4μV OFFSET IV /D 5 /D V V 0 5m 5m 4μV OFFSET E ( E ( G G 0 A –5 A T T L L VO GAIN = 160 VO –10 T –5 SET SE GAIN = 160 F F F GAIN = 80 F –15 O O GAIN = 80 T T PU –10 PU IN –20 IN V VCC = 2.7V CC = 2.7V V VCC = 5V CC = 5V –25 –15 –0.2 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
0
–0.05 0 0.05 0.10 0.15 0.20
12 01 0 1- 1- 45
TIME (ms)
45
TIME (ms)
07 07 Figure 10. Input Offset Voltage vs. Turn-On Time, Filter = 500 Hz Figure 13. Input Offset Voltage vs. Turn-On Time, Filter = 10 kHz
1000 ) V /DI 100 V ) Hz GAIN = 160 200n ( V/ E n IS E ( IS GAIN = 80 NO O E N 10 AG T L O V 1
9 5 00
0.01 0.1 1 10 100 1k 10k 100k
02
TIME (10s/DIV)
1- 1-
FREQUENCY (Hz)
45 45 07 07 Figure 11. Voltage Noise Density Figure 14. 0.01 Hz to 10 Hz Voltage Noise
160 0.30 VCC = 2.7V, 5V G = 80, 160 0.25 140 GAIN = 160 0.20 120 0.15 10kHz FILTER B) 100 V 0.10 d GAIN = 80 /DI R ( V S 0.05 P 80 50m 0 60 –0.05 40 500Hz FILTER –0.10 500Hz FILTER
1
10kHz FILTER
01
20
1- 4
–0.15
45 02
10 100 1k 10k 100k
1-
1ms/DIV
07 45
FREQUENCY (Hz)
07 Figure 12. Power Supply Rejection (PSR) vs. Frequency Figure 15. Small Signal Step Response Rev. 0 | Page 8 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION HIGH PSR AND CMR 1/f NOISE CORRECTION APPLICATIONS INFORMATION OVERVIEW REFERENCE CONNECTION OUTPUT FILTERING CLOCK FEEDTHROUGH POWER SUPPLY BYPASSING INPUT OVERVOLTAGE PROTECTION OUTLINE DIMENSIONS ORDERING GUIDE