Datasheet

AD8557
Rev. C | Page 9 of 24
1000
10
03.0
VCLAMP VOLTAGE (V)
VCLAMP CURRENT (nA)
0.5 1.51.0 2.0 2.5
100
06013-016
+25°C
+125°C
–40°C
V
SY
= 2.7V
Figure 16. VCLAMP Current over Temperature at V
SY
= 2.7 V
vs. VCLAMP Voltage
2.0
0
065
V
SY
(V)
I
SY
(mA)
1234
1.5
1.0
0.5
06013-017
Figure 17. Supply Current (I
SY
) vs. Supply Voltage
3.0
0
TEMPERATURE (°C)
I
SY
(mA)
2.0
1.5
1.0
0.5
2.5
06013-018
–50 175–25 0 25 50 75 100 125 150
I
SY
5V
I
SY
2.7V
Figure 18. Supply Current (I
SY
) vs. Temperature
120
0
0.1 1000
FREQUENCY (kHz)
CMRR (dB)
1 10 100
100
80
60
40
20
HIGH GAIN +1300
LOW GAIN +28
06013-019
Figure 19. CMRR vs. Frequency, V
SY
= 5 V
120
0
0.1 1000
FREQUENCY (kHz)
CMRR (dB)
1 10 100
100
80
60
40
20
HIGH GAIN +1300
LOW GAIN +28
06013-020
Figure 20. CMRR vs. Frequency, V
SY
= 2.7 V
150
10
–50 175
TEMPERATURE (°C)
CMRR (dB)
130
110
90
70
50
30
–25 0 25 50 75 100 125 150
CMRR GAIN +28
CMRR GAIN +1300
CMRR GAIN +448
06013-021
Figure 21. CMRR vs. Temperature at Different Gains, V
SY
= 5 V