ADA4937-1YCPZ-R7 datasheet(5/9 Pages) AD

Part #	ADA4937-1YCPZ-R7

Description	Ultra-Low Distortion Differential ADC Driver

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Preliminary Technical Data

ADA4937-1

Rev. PrA | Page 5 of 9

3.3 V OPERATION

At 25°C, +VS = 3.3 V, -VS = 0 V, VOCM = 1.5 V, RG = RF = 200 Ω, G = +1, RL, dm = 1 kΩ, unless otherwise noted. All specifications refer to

single-ended input and differential outputs, unless otherwise noted.

Table 2.

Parameter

Conditions

Min

Typ

Max

Unit

DYNAMIC PERFORMANCE

−3 dB Small Signal Bandwidth

VOUT = 0.5 V p-p, Differential Input

1600

MHz

Bandwidth for 0.1 dB Flatness

VOUT = 1 V p-p, Differential Input

125

MHz

Large Signal Bandwidth

VOUT = 1 V p-p, Differential Input

1000

MHz

Slew Rate

VOUT = 1 V p-p

3300

V/μs

Settling Time

0.01%, VOUT = 1 Vp-p

8

ns

Overdrive Recovery Time

VIN = 1.65 V to 0 V step, G = +2

4

ns

NOISE/HARMONIC PERFORMANCE1

Second Harmonic

VOUT = 1 V p-p, 10 MHz

−106

dBc

VOUT = 1 V p-p, 70 MHz

−88

dBc

VOUT = 1 V p-p, 100 MHz

−81

dBc

Third Harmonic

VOUT = 1 V p-p, 10 MHz

−93

dBc

VOUT = 1 V p-p, 70 MHz

−80

dBc

VOUT = 1 V p-p, 100 MHz

−71

dBc

IMD

70 MHz

dBc

IP3

70 MHz

dBm

Voltage Noise (RTI)

2.2

nV/√Hz

Noise Figure

G = +2

12

dB

Input Current Noise

3

pA/√Hz

INPUT CHARACTERISTICS

Offset Voltage

VOS, dm = VOUT, dm/2; VDIN+ = VDIN− = 1.5 V

1

mV

TMIN to TMAX variation

±4

μV/°C

Input Bias Current

−50

−17

μA

TMIN to TMAX variation

−0.01

μA/°C

Input Resistance

Differential

6

MΩ

Common mode

3

MΩ

Input Capacitance

1

pF

Input Common-Mode Voltage

0.3 to 1.2

V

CMRR

∆VOUT, dm/∆VIN, cm; ∆VIN, cm = ±1 V

−72

dB

OUTPUT CHARACTERISTICS

Output Voltage Swing

Maximum ∆VOUT; single-ended output

1.1

1.9

V

Output Current

95

mA

Output Balance Error

∆VOUT, cm/∆VOUT, dm; ∆VOUT, dm = 1 V

−56

dB

VOCM to ±OUT PERFORMANCE

VOCM DYNAMIC PERFORMANCE

−3 dB Bandwidth

250

MHz

Slew Rate

V = 0.5 V

1300

V/μs

INPUT VOLTAGE NOISE (RTI)

7.5

nV/√Hz

VOCM INPUT CHARACTERISTICS

Input Voltage Range

1.2

2.1

V

Input Resistance

10

kΩ

Input Offset Voltage

VOS, cm = VOUT, cm; VDIN+ = VDIN– = 1.5 V

1

3.5

mV

Input Bias Current

0.5

μA

VOCM CMRR

∆VOUT, dm/∆VOCM; ∆VOCM = ±1 V

−75

dB

Gain

∆VOUT, cm/∆VOCM; ∆VOCM = ±1 V

1

V/V

POWER SUPPLY

Operating Range

3

5.5

V

Quiescent Current

33

mA

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