Datasheet

REV. A
AD8110/AD8111
–14–
FREQUENCY – Hz
INPUT IMPEDANCE – 
30k 1M 500M10M 100M
1M
100k
10k
1k
100
100k
10M
TPC 31. AD8111 Input Impedance vs. Frequency
GAIN – dB
12
10
–6
8
6
–2
4
2
0
–4
FREQUENCY – Hz
0.1M 1M 10M 100M 1G
3G
18pF
12pF
TPC 32. AD8111 Frequency Response vs. Capacitive Load
GAIN – dB
0.7
0.6
–0.1
0.5
0.4
0
0.3
0.2
0.1
–0.2
–0.3
FREQUENCY – Hz
0.1M 1M 10M 100M 1G
3G
12pF
18pF
V
IN
= 100mV
R
L
= 150
TPC 33. AD8111 Flatness vs. Capacitive Load
V
OUT
UPDATE
INPUT 1 AT +1V
INPUT 0 AT –1V
1
0
–1
5
0
50ns/DIV
2V/DIV 1V/DIV
TPC 34. AD8111 Switching Time
OFFSET VOLTAGE – Volts
FREQUENCY
120
480
360
320
240
160
440
400
280
200
80
40
0
–0.020 0.020–0.010 0.000 0.010
TPC 35. AD8111 Offset Voltage Distribution (RTI)
TEMPERATURE – C
V
OS
– mV
2.0
–2.0
–60 –40 100–20 0 20 40 60 80
1.5
0
–0.5
–1.0
–1.5
1.0
0.5
TPC 36. AD8111 Offset Voltage Drift vs. Temperature
(Normalized at 25
° C)