AD8270 Analog Devices, AD8270 Datasheet - Page 9

• Manufacturer Part Number: AD8270
• Description: Precision Dual-Channel, Difference Amplifier
• Manufacturer: Analog Devices

–100
–120
–140
–10
–15
–20
100
–20
–40
–60
–80
10
–5
90
80
70
60
50
40
30
20
10
5
0
100
0
0
10
10
GAIN = 2, 0.5
Figure 18. Channel Separation vs. Frequency
GAIN = 1
100
1k
Figure 17. CMRR vs. Frequency
Figure 16. Gain vs. Frequency
100
GAIN = 0.5
GAIN = 2
GAIN = 1
10k
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
100k
10k
1k
100k
1M
CROSSTALK (G = 1)
10k
10M
1M
100M
10M
100k
Rev. 0 | Page 9 of 20
+V
+V
–V
–V
+V
+V
–V
–V
S
S
S
S
S
S
S
S
–100
–120
+V
–V
+
–V
120
100
–20
–40
–60
–80
– 2
– 4
+ 2
+ 4
– 3
– 6
+ 6
+ 3
V
80
60
40
20
S
0
S
S
0
S
0
200
–40
0
Figure 21. Output Voltage Swing vs. Current (I
Figure 19. Short-Circuit Current vs. Temperature
–40°C
+125°C
+125°C
Figure 20. Output Voltage Swing vs. R
–20
+85°C
–40°C
+25°C
20
0
TEMPERATURE (°C)
20
CURRENT (mA)
+125°C
40
1k
R
LOAD
I
+25°C
I
SHORT–
SHORT+
40
(Ω)
60
60
+85°C
+85°C
+125°C
+25°C
–40°C
80
LOAD
80
OUT
100
–40°C
+85°C
AD8270
)
+25°C
120
10k
10
0