MAX4091 Maxim, MAX4091 Datasheet - Page 10

• Manufacturer Part Number: MAX4091
• Description: The single MAX4091, dual MAX4092, and quad MAX4094 operational amplifiers combine excellent DC accuracy with rail-to-rail operation at the input and output
• Manufacturer: Maxim

Single/Dual/Quad, Micropower, Single-Supply,
Rail-to-Rail Op Amps
Figure 1. Rail-to-Rail Input and Output Operation
Figure 2b. Reducing Offset Error Due to Bias Current:
Noninverting Configuration
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1V/div
1V/div
R3 = R2 II R1
V
OUT
V
IN
V IN
R3
MAX409_
200µs/div
V
V
CC
EE
= 0
= 3V
R2
R1
V OUT
Figure 2a. Reducing Offset Error Due to Bias Current: Inverting
Configuration
Figure 3. Input Stage Protection Circuitry
IN+
IN–
Test Circuits/Timing Diagrams
V
IN
R1
1.7kΩ
1.7kΩ
R3
MAX409_
R2
TO INTERNAL
CIRCUITRY
R3 = R2 II R1
TO INTERNAL
CIRCUITRY
V
OUT
MAX4091
MAX4092
MAX4094