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a
Dual, Low Noise, Low Offset Instrumentation Operational Amplifier OP227
PIN CONNECTIONS
NULL (A) NULL (A) –IN (A) +IN (A) V– (B) OUT (B) V+ (B)
1 2 3 14 13 12
FEATURES Excellent Individual Amplifier Parameters Low VOS, 80 V Max Offset Voltage Match, 80 V Max Offset Voltage Match vs. Temperature, 1 V/؇ C Max Stable VOS vs. Time, 1 V/M O Max Low Voltage Noise, 3.9 nV/÷Hz Max Fast, 2.8 V/ s Typ High Gain, 1.8 Million Typ High Channel Separation, 154 dB Typ
V+ (A) OUT (A) V– (A) +IN (B) –IN (B) NULL (B) NULL (B)
A
4 11
B
5 6 7 10 9 8
NOTE 1. DEVICE MAY BE OPERATED EVEN IF INSERTION IS REVERSED; THIS IS DUE TO INHERENT SYMMETRY OF PIN LOCATIONS OF AMPLIFIERS A AND B 2.
OP227 Datasheet
