AD600/AD602
102
101
100
GAIN = 40dB
100
50mV
OUTPUT
INPUT
INPUT IMPEDANCE (Ω)
90
99
98
97
96
95
94
00538-009
GAIN = 20dB
GAIN = 0dB
10
0%
93
92
100k
5V
100ns
1M
10M
FREQUENCY (Hz)
100M
Figure 9. Input Impedance vs. Frequency
6
5
Figure 12. Gating Feedthrough to Output, Gating Off to On
50mV
AD600
OUTPUT
100
90
OUTPUT OFFSET VOLTAGE (mV)
4
3
2
1
0
AD602
INPUT
–1
–2
–3
–4
–0.7
–0.5
00538-010
10
0%
00538-013
00538-014
5V
100ns
–0.3
–0.1
0.1
0.3
GAIN CONTROL VOLTAGE (V)
0.5
0.7
Figure 10. Output Offset Voltage vs. Gain Control Voltage
(Control Channel Feedthrough)
Figure 13. Gating Feedthrough to Output, Gating On to Off
1V VOUT
100
90
1µs
100
90
1V
OUTPUT
INPUT
10
OUTPUT
10
1V VC
00538-011
INPUT
0%
0%
100mV
500ns
Figure 11. Gain Control Channel Response Time. Top: Output Voltage, 2 V
max, Bottom: Gain Control Voltage V
C
= ±625 mV
Figure 14. Transient Response, Medium and High Gain
Rev. E | Page 8 of 28
00538-012
AD [ ANALOG DEVICES ]
