AD8278/AD8279
Rev. C | Page 9 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
VS = ±15 V, TA = 25°C, RL = 10 kΩ connected to ground, G = difference amplifier configuration, unless otherwise noted.
600
500
400
300
200
100
0
–150
–100
–50
0
50
100
150
N
U
M
B
E
R
OF
H
ITS
SYSTEM OFFSET VOLTAGE (V)
08
30
8-
0
05
N = 3840
MEAN = –16.8
SD = 41.7673
Figure 7. Distribution of Typical System Offset Voltage, G = 2
800
600
700
500
400
300
200
100
0
–60
–40
–20
0
20
40
60
N
U
M
B
E
R
OF
H
ITS
CMRR (V/V)
08
30
8-
0
06
N = 3837
MEAN = 7.78
SD = 13.569
Figure 8. Distribution of Typical Common-Mode Rejection, G = 2
10
–20
–15
–10
–5
0
5
–50
–35
–20
–51025
40
557085
C
M
R
(
V/
V)
TEMPERATURE (°C)
08
30
8-
0
07
REPRESENTATIVE DATA
Figure 9. CMRR vs. Temperature, Normalized at 25°C, G =
80
–100
–80
–60
–40
–20
0
20
40
60
–50
–35
–20
–5
10
25
40
55
70
85
S
Y
S
T
EM
O
F
S
ET
(
V)
TEMPERATURE (°C)
REPRESENTATIVE DATA
08
30
8-
0
08
Figure 10. System Offset vs. Temperature, Normalized at 25°, G =
20
–30
–25
–20
–15
–10
–5
0
5
10
15
–50
–35
–20
–5
10
25
40
55
70
85
GA
IN
E
R
OR
(
V
/V
)
TEMPERATURE (°C)
REPRESENTATIVE DATA
08
30
8-
0
09
Figure 11. Gain Error vs. Temperature, Normalized at 25°C, G =
30
–30
–20
–10
0
10
20
–20
–15
–10
–5
0
5
10
15
20
C
O
M
O
N
-M
O
D
E
VO
L
T
A
G
E
(
V)
OUTPUT VOLTAGE (V)
VS = ±15V
VS = ±5V
08
30
8-
0
10
Figure 12. Input Common-Mode Voltage vs. Output Voltage,
±15 V and ±5 V Supplies, G =