AD8293G80/AD8293G160
Rev. 0 | Page 7 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, V
CC
= 5 V, and V
REF
= V
CC
/2; G = 80, C2 = 1300 pF, and C3 = 39 nF; G = 160, C2 = 680 pF, and C3 = 39 nF, unless otherwise specified.
60
40
20
0
–40
–20
10 100 1k 10k 100k
FREQUENCY (Hz)
GAIN (dB)
07451-004
V
CC
= 2.7V, 5V
FILTER = 500Hz
G = 160
G = 80
Figure 4. Gain vs. Frequency
07451-005
FREQUENCY (Hz)
CMR (dB)
20
40
60
80
100
120
140
160
180
10 100 1k 10k 100k
V
CC
= 2.7V, 5V
GAIN = 80, 160
FILTER = 500Hz
Figure 5. Common-Mode Rejection (CMR) vs. Frequency
–1
0
1
2
3
4
–10123456
V
CC
= 5V, V
REF
= V
CC
/2
V
CC
= 2.7V,
V
REF
= V
CC
/2
(2.68V, 1V)(0.02V, 1V)
OUTPUT VOLTAGE (V)
INPUT COMMON-MODE VOLTAGE (V)
07451-018
(0.02V, 3.3V)
(0.02V, 0V) (4.98V, 0V)
(2.68V, 0V)
(4.98V, 3.3V)
Figure 6. Input Common-Mode Voltage Range vs. Output Voltage, G = 80
60
40
20
0
–20
10 100 1k 10k 100k
FREQUENCY (Hz)
GAIN (dB)
07451-007
V
CC
= 2.7V, 5V
FILTER = 10kHz
G = 160
G = 80
Figure 7. Gain vs. Frequency
07451-008
FREQUENCY (Hz)
CMR (dB)
20
40
60
80
100
120
140
160
180
10 100 1k 10k 100k
V
CC
= 2.7V, 5V
GAIN = 80, 160
FILTER = 10kHz
Figure 8. Common-Mode Rejection (CMR) vs. Frequency
–1
0
1
2
3
4
–10123456
V
CC
= 5V, V
REF
= V
CC
/2
V
CC
= 2.7V,
V
REF
= V
CC
/2
(2.68V, 1V)
(0.02V, 1V)
OUTPUT VOLTAGE (V)
INPUT COMMON-MODE VOLTAGE (V)
07451-019
(0.02V, 3V)
(0.02V, 0V)
(4.98V, 0V)
(2.68V, 0V)
(4.98V, 3V)
Figure 9. Input Common-Mode Voltage Range vs. Output Voltage, G = 160
