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 Ω 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/µs

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 kΩ

−92/−110

dBc

fC = 20 MHz, VO = 2 V p-p, RL = 1 kΩ

−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

µV/°C

Input Bias Current

−3.8

µA

Input Offset Current

±0.05

µA

Closed-Loop Gain

1.95

2

2.05

V/V

Open-Loop Gain

90

dB

INPUT CHARACTERISTICS

Input Resistance

3.2

MΩ

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 Ω

52

mA

POWER-DOWN

Turn-On Time

78

ns

Turn-Off Time

950

ns

Input Bias Current

Enabled

0.2

µA

Powered down

−125

µA

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