Data Sheet
ADA4856-3
Rev. B | Page 3 of 20
SPECIFICATIONS
5 V OPERATION
TA = 25°C, +VS = 5 V, VS = 0 V, G = +2, RL = 150 to midsupply, unless otherwise noted.
Table 1.
Parameter
Test Conditions
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
3 dB Bandwidth
VO = 0.1 V p-p
370
MHz
VO = 1.4 V p-p
225
MHz
VO = 2 V p-p
200
MHz
Bandwidth for 0.1 dB Flatness
VO = 1.4 V p-p
90
MHz
VO = 2 V p-p
74
MHz
Slew Rate
VO = 2 V step
800
V/s
Settling Time to 0.1% (Rise/Fall)
VO = 2 V step
4.8/5.2
ns
NOISE/DISTORTION PERFORMANCE
Harmonic Distortion (HD2/HD3)
fC = 5 MHz, VO = 2 V p-p, RL = 1 k
92/110
dBc
fC = 20 MHz, VO = 2 V p-p, RL = 1 k
68/71
dBc
Crosstalk, Output to Output
f = 5 MHz
80
dB
Input Voltage Noise
f = 100 kHz
14
nV/√Hz
Input Current Noise
f = 100 kHz
2
pA/√Hz
Differential Gain Error
0.01
%
Differential Phase Error
0.01
Degrees
DC PERFORMANCE
Input Offset Voltage
1.3
3.4
mV
Input Offset Voltage Drift
5.5
V/°C
Input Bias Current
3.8
A
Input Offset Current
±0.05
A
Closed-Loop Gain
1.95
2
2.05
V/V
Open-Loop Gain
90
dB
INPUT CHARACTERISTICS
Input Resistance
3.2
M
Input Capacitance
0.5
pF
Input Common-Mode Voltage Range
VS 0.2
+VS 1
V
Common-Mode Rejection Ratio
VCM = 0.2 V to +4 V
94
dB
OUTPUT CHARACTERISTICS
Output Voltage Swing
0.1 to 4.9
V
Linear Output Current Per Amplifier
HD2 ≤ 60 dBc, RL = 10
52
mA
POWER-DOWN
Turn-On Time
78
ns
Turn-Off Time
950
ns
Input Bias Current
Enabled
0.2
A
Powered down
125
A
Turn-On Voltage
3.75
V
POWER SUPPLY
Operating Range
3
5.5
V
Quiescent Current per Amplifier
7.8
mA
Supply Current When Disabled
1.1
mA
Power Supply Rejection Ratio
VS = 4.5 V to 5.5 V
96
dB