Datasheet

AD8476 Data Sheet
Rev. B | Page 8 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
V
S
= +5 V, G = 1, VOCM connected to 2.5 V, R
L
= 2 kΩ differentially, T
A
= 25°C, referred to output (RTO), unless otherwise noted.
50
–50
–40
–30
–20
–10
0
10
20
30
40
–40 –25 –10 5 20 35 50 65 80 95 110 125
CMRR (µV/V)
TEMPERATURE (°C)
10195-005
NORMALIZED TO 25°C
Figure 5. CMRR vs. Temperature
–40 –25 –10 5 20 35 50 65 80 95 110 125
OFFSET VOLTAGE (µV)
TEMPERATURE (°C)
10195-006
–1500
–1300
–1100
–900
–700
–500
–300
–100
100
300
500
700
900
1100
1300
1500
NORMALIZED TO 25°C
Figure 6. System Offset Temperature Drift
–40 –25 –10 5 20 35 50 65 80 95 110 125
GAIN ERROR (µV/V)
TEMPERATURE (°C)
10195-007
–150
–100
–50
0
50
100
150
NORMALIZED TO 25°C
Figure 7. Gain Error vs. Temperature
15
–15
–10
–5
0
5
10
–15 –10 –5 0 5 10 15
COMMON-MODE VOLTAGE (V)
OUTPUT VOLTAGE (V)
10195-008
V
S
= ±5V
V
S
= ±2.5V
Figure 8. Input Common-Mode Voltage vs. Output Voltage,
V
S
= ±5 V and ±2.5 V
115
65
70
75
80
85
90
95
100
105
110
10 100 1k 10k 100k 1M
CMRR (dB)
FREQUENCY (Hz)
V
S
= ±5V
V
S
= +5V
10195-010
Figure 9. Common-Mode Rejection vs. Frequency
–20
–100
–90
–80
–70
–60
–50
–40
–30
100 1k 10k 100k 1M 10M
PSRR (dB)
FREQUENCY (Hz)
10195-011
V
S
= ±5V
V
S
= +5V
Figure 10. Power Supply Rejection vs. Frequency