Datasheet

AD8270
Rev. 0 | Page 9 of 20
10
5
0
–5
–10
–15
–20
100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
GAIN (dB)
06979-018
GAIN = 0.5
GAIN = 1
GAIN = 2
Figure 16. Gain vs. Frequency
100
90
80
70
60
50
40
30
20
10
0
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
CMRR (dB)
06979-019
GAIN = 2, 0.5
GAIN = 1
Figure 17. CMRR vs. Frequency
0
–20
–40
–60
–80
–100
–120
–140
10 100 1k 10k 100k
FREQUENCY (Hz)
CHANNEL SEPARATION (dB)
06979-013
CROSSTALK (G = 1)
Figure 18. Channel Separation vs. Frequency
120
100
80
60
40
20
0
–20
–40
–60
–80
–100
–120
–40 –20 0 20 40 60 80 100 120
SHORT-CIRCUIT CURRENT (mA)
TEMPERATURE (°C)
06979-021
I
SHORT+
I
SHORT–
Figure 19. Short-Circuit Current vs. Temperature
+
V
S
+V
S
– 2
+V
S
– 4
0
–V
S
+ 2
–V
S
+ 4
–V
S
OUTPUT VOLTAGE SWING (V)
1k200 10k
06979-022
R
LOAD
(Ω)
+85°C
+125°C
+25°C
+25°C
–40°C
–40°C
+85°C
+125°C
Figure 20. Output Voltage Swing vs. R
LOAD
0 2040608010
–V
S
+ 3
–V
S
–V
S
+ 6
+V
S
– 6
0
+
0
V
S
+V
S
– 3
–40°C
–40°C
+85°C
+125°C
+25°C
+25°C
0
6979-023
CURRENT (mA)
OUTPUT VOLTAGE SWING (V)
+85°C
+125°C
Figure 21. Output Voltage Swing vs. Current (I
OUT
)