AD8655/AD8656 Data Sheet
Rev. E | Page 10 of 20
Figure 27. Small Signal Overshoot vs. Load Capacitance
Figure 28. Negative Overload Recovery Time
Figure 29. Positive Overload Recovery Time
Figure 30. Output Impedance vs. Frequency
Figure 31. Input Offset Voltage Distribution
Figure 32. Input Offset Voltage vs. Temperature
30
25
20
15
10
5
0
0
50 100 150 200 250
300 350
CAPACITANCE (pF)
OVERSHOOT %
V
S
= ±
2.5V
V
IN
= 200mV
OS
+OS
05304-024
T
2
1
V
S
= ±2.5V
V
IN
= 300mV
GAIN = –10
RECOVERY TIME = 240ns
05304-025
300mV
0V
0V
–2.5V
V
IN
V
OUT
400ns/DIV
1
2
05304-026
400ns/DIV
V
S
= ±2.5V
V
IN
= 300mV
GAIN = –10
RECOVERY TIME = 240ns
T
V
IN
V
OUT
0V
0V
–300mV
2.5V
100
10
1
0.1
FREQUENCY (Hz)
100 1k 10k 100k 1M 10M 100M
OUTPUT IMPEDANCE (
)
05304-027
V
S
= ±2.5V
G = +100
G = +10
G = +1
80
70
60
50
40
30
20
10
0
–150
–125 –100 –75 –50 –25 0
V
OS
(µV)
25 50 75 100 125
150
NUMBER OF AMPLIFIERS
05304-028
V
S
=
±1.35V
TEMPERATURE (°C)
V
OS
(µV)
06304-032
250
0
–100
–250
–50 0
–25
25 50 75 100 125 150
–200
–150
–50
50
100
150
200
V
S
= ±1.35V
V
CM
= 0V
–3σ
TYPICAL
+3σ
Data Sheet AD8655/AD8656
Rev. E | Page 11 of 20
Figure 33. |TCVOS| Distribution
Figure 34. Supply Current vs. Temperature
Figure 35. AD8655 Output Voltage to Supply Rail vs. Load Current
Figure 36. AD8656 Output Swing vs. Current Load
Figure 37. Output Voltage Swing High vs. Temperature
Figure 38. Output Voltage Swing Low vs. Temperature
80
70
60
50
40
30
20
10
0
0 0.2 0.4 0.6 0.8
|TCV
OS
| (µV/°C)
1.0 1.2
1.4
1.6
NUMBER OF AMPLIFIERS
05304-030
V
S
= ±1.35V
4.5
4.0
3.5
3.0
2.5
2.0
–50 0 50 100
150
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
05304-031
V
S
= ±1.35V
1400
1200
1000
800
600
400
200
0
0 20 40 60 80
LOAD CURRENT (mA)
100 120
(V
SY
-V
OUT
) (mV)
V
S
= ±1.35V
V
OH
V
OL
05304-050
100
10
1
0.1 1 10
CURRENT LOAD (mA)
100
DELTA OUTPUT FROM SUPPLY (mV)
10000
1000
V
OL
V
OH
V
S
= ±1.35V
05304-057
2.698
2.694
2.690
2.686
2.682
2.678
2.674
–50 0 50 100 150
TEMPERATURE (°C)
V
OH
(V)
05304-032
V
S
= ±1.35V
LOAD CURRENT = 1mA
14
12
10
8
6
4
2
–50
0 50 100 150
TEMPERATURE (°
C)
V
OL
(mV)
05304-033
V
S
= ±1.35V
LOAD CURRENT = 1mA
AD8655/AD8656 Data Sheet
Rev. E | Page 12 of 20
Figure 39. No Phase Reversal
Figure 40. Large Signal Response
Figure 41. Small Signal Response
Figure 42. Small Signal Overshoot vs. Load Capacitance
Figure 43. Negative Overload Recovery Time
Figure 44. Positive Overload Recovery Time
T
2
V
S
=
±1.35V
G = +1
C
L
= 50pF
05304-047
1V/DIV
V
IN
V
OUT
20µs/DIV
T
2
V
S
=
±1.35V
C
L
= 50pF
GAIN = +1
05304-042
TIME (10µs/DIV)
V
OUT
(500mV/DIV)
2
T
V
S
=
±1.35V
C
L
= 100pF
GAIN = +1
05304-043
TIME (1µs/DIV)
V
OUT
(100mV/DIV)
35
30
25
20
15
10
5
0
0 50
100 150
200 250 300 350
CAPACITANCE (pF)
OVERSHOOT %
V
S
= ±1.35V
V
IN
= 200mV
–OS
+OS
05304-044
400ns/DIV
T
1
2
V
S
= ±1.35V
V
IN
= 200mV
GAIN = –10
RECOVERY TIME = 180ns
05304-045
200mV
0V
0V
–1.35V
V
IN
V
OUT
T
1
2
V
S
= ±1.35V
V
IN
= 200mV
GAIN = –10
RECOVERY TIME = 200ns
05304-046
0V
–200mV
1.35V
0V
400ns/DIV
V
IN
V
OUT

AD8656ARZ-REEL7

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Precision Amplifiers Low Noise Prec CMOS Dual
Lifecycle:
New from this manufacturer.
Delivery:
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