Datasheet
Table Of Contents
- Features
- Applications
- Functional Block Diagram
- General Description
- Table of Contents
- Specifications
- Absolute Maximum Ratings
- Pin Configurations and Function Descriptions
- Typical Performance Characteristics
- Theory of Operation
- Using the AD627
- Basic Connections
- Setting the Gain
- Reference Terminal
- Input Range Limitations in Single-Supply Applications
- Output Buffering
- Input and Output Offset Errors
- Make vs. Buy: A Typical Application Error Budget
- Errors Due to AC CMRR
- Ground Returns for Input Bias Currents
- Layout and Grounding
- Input Protection
- RF Interference
- Applications Circuits
- Outline Dimensions

AD627 Data Sheet
Rev. E | Page 10 of 24
10
100
1s
500mV
00782-009
Figure 11. 0.1 Hz to 10 Hz Current Noise (0.71 pA/DIV)
1s
10
100
1s
20mV
00782-010
Figure 12. 0.1 Hz to 10 Hz RTI Voltage Noise (400 nV/DIV), G = +5
10
100
1s
2V
00782-011
Figure 13. 0.1 Hz to 10 Hz RTI Voltage Noise (200 nV/DIV), G = +1000
G = +1000
G = +100
G = +5
20
FREQUENCY (Hz)
120
POSITIVE PSRR (dB)
110
100
90
80
70
60
50
40
30
10 100 1k 10k 100k
00782-012
Figure 14. Positive PSRR vs. Frequency, ±5 V
FREQUENCY (Hz)
100
90
80
70
60
50
40
30
20
10
0
10 100 1k 10k 100k
G = +1000
G = +100
G = +5
00782-013
NEGATIVE PSRR (dB)
Figure 15. Negative PSRR vs. Frequency, ±5 V
FREQUENCY (Hz)
G = +1000
G = +100
G = +5
120
110
100
90
80
70
60
50
40
30
20
10 100 1k 10k 100k
00782-014
POSITIVE PSRR (dB)
Figure 16. Positive PSRR vs. Frequency (V
S
= 5 V, 0 V)