Data Sheet
AD8137
Rev. E | Page 3 of 32
SPECIFICATIONS
VS = ±5 V, VOCM = 0 V (@ 25°C, differential gain = 1, RL, dm = RF = RG = 1 k, unless otherwise noted, TMIN to TMAX = 40°C to +125°C).
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
DIFFERENTIAL INPUT PERFORMANCE
Dynamic Performance
3 dB Small Signal Bandwidth
VO, dm = 0.1 V p-p
64
76
MHz
AD8137W only: TMIN-TMAX
63
MHz
3 dB Large Signal Bandwidth
VO, dm = 2 V p-p
79
110
MHz
AD8137W only: TMIN-TMAX
79
MHz
Slew Rate
VO, dm = 2 V step
450
V/s
Settling Time to 0.02%
VO, dm = 3.5 V step
100
Ns
Overdrive Recovery Time
G = 2, VI, dm = 12 V p-p triangle wave
85
Ns
Noise/Harmonic Performance
SFDR
VO, dm = 2 V p-p, fC = 500 kHz
90
dB
VO, dm = 2 V p-p, fC = 2 MHz
76
dB
Input Voltage Noise
f = 50 kHz to 1 MHz
8.25
nV/√Hz
Input Current Noise
f = 50 kHz to 1 MHz
1
pA/√Hz
DC Performance
Input Offset Voltage
VIP = VIN = VOCM = 0 V
2.6
±0.7
+2.6
mV
AD8137W only: TMIN-TMAX
5.0
+5.0
mV
Input Offset Voltage Drift
TMIN to TMAX
3
V/°C
Input Bias Current
TMIN to TMAX
0.5
1.0
A
Input Offset Current
0.1
0.45
A
AD8137W only: TMIN-TMAX
0.45
A
Open-Loop Gain
91
dB
Input Characteristics
Input Common-Mode Voltage Range
4
+4
V
AD8137W only: TMIN-TMAX
4
+4
V
Input Resistance
Differential
800
K
Common-mode
400
K
Input Capacitance
Common-mode
1.8
pF
CMRR
ΔVICM = ±1 V
66
79
dB
AD8137W only: TMIN-TMAX
66
dB
Output Characteristics
Output Voltage Swing
Each single-ended output, RL, dm = 1 k
VS + 0.55
VS+ 0.55
V
AD8137W only: TMIN-TMAX
VS + 0.55
VS+ 0.55
V
Output Current
20
mA
Output Balance Error
f = 1 MHz
64
dB
VOCM to VO, cm PERFORMANCE
VOCM Dynamic Performance
3 dB Bandwidth
VO, cm = 0.1 V p-p
58
MHz
Slew Rate
VO, cm = 0.5 V p-p
63
V/s
Gain
0.992
1.000
1.008
V/V
AD8137W only: TMIN-TMAX
0.990
1.008
V/V
VOCM Input Characteristics
Input Voltage Range
4
+4
V
AD8137W only: TMIN-TMAX
4
+4
V
Input Resistance
35
k
Input Offset Voltage
28
±11
+28
mV
AD8137W only: TMIN-TMAX
28
+28
mV
Input Voltage Noise
f = 100 kHz to 1 MHz
18
nV/√Hz