Data Sheet

ADA4927-1/ADA4927-2

Rev. B | Page 5 of 25

+5 V OPERATION

TA = 25°C, +VS = 5 V, −VS = 0 V, VOCM = 2.5 V, RF = 301 Ω, RG = 301 Ω, RT = 56.2 Ω (when used), RL,dm = 1 kΩ, unless otherwise noted.

All specifications refer to single-ended input and differential outputs, unless otherwise noted. Refer to Figure 46 for signal definitions.

±DIN to VOUT,dm Performance

Table 4.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

DYNAMIC PERFORMANCE

−3 dB Small Signal Bandwidth

VOUT, dm = 0.1 V p-p

2000

MHz

−3 dB Large Signal Bandwidth

VOUT, dm = 2.0 V p-p

1300

MHz

Bandwidth for 0.1 dB Flatness

VOUT, dm = 0.1 V p-p, ADA4927-1

150

MHz

VOUT, dm = 0.1 V p-p, ADA4927-2

110

MHz

Slew Rate

VOUT, dm = 2 V step, 25% to 75%

4200

V/µs

Settling Time to 0.1%

VOUT, dm = 2 V step

10

ns

Overdrive Recovery Time

VIN = 0 V to 0.15 V step, G = 10

10

ns

NOISE/HARMONIC PERFORMANCE

See Figure 45 for distortion test circuit

Second Harmonic

VOUT, dm = 2 V p-p, 10 MHz

−104

dBc

VOUT, dm = 2 V p-p, 70 MHz

−91

dBc

VOUT, dm = 2 V p-p, 100 MHz

−86

dBc

Third Harmonic

VOUT, dm = 2 V p-p, 10 MHz

−95

dBc

VOUT, dm = 2 V p-p, 70 MHz

−80

dBc

VOUT, dm = 2 V p-p, 100 MHz

−76

dBc

IMD

f1 = 70 MHz, f2 = 70.1 MHz, VOUT, dm = 2 V p-p

−93

dBc

f1 = 140 MHz, f2 = 140.1 MHz, VOUT, dm = 2 V p-p

−84

dBc

Voltage Noise (RTI)

f = 100 kHz, G = 28

1.4

nV/√Hz

Input Current Noise

f = 100 kHz, G = 28

19

pA/√Hz

Crosstalk

f = 100 MHz, ADA4927-2

−75

dB

INPUT CHARACTERISTICS

Offset Voltage

VIP = VIN = VOCM = 0 V

−1.3

+0.3

+1.3

mV

tMIN to tMAX variation

±1.5

µV/°C

Input Bias Current

−30

−12

+4.0

µA

tMIN to tMAX variation

±0.12

µA/°C

Input Offset Current

−10.5

−0.8

+10.5

µA

Input Resistance

Differential

14

Ω

Common mode

120

kΩ

Input Capacitance

Differential

0.5

pF

Input Common-Mode Voltage Range

1.3

3.7

V

CMRR

∆VOUT, dm/∆VIN, cm, ∆VIN, cm = ±1 V

−70

−96

dB

Open-Loop Transresistance

DC

120

185

kΩ

OUTPUT CHARACTERISTICS

Output Voltage Swing

Each single-ended output

+1.0

+4.0

V

Linear Output Current

50

mA p-p

Output Balance Error

∆VOUT, cm/∆VOUT, dm, ∆VOUT, dm = 1 V, 10 MHz,

see Figure 44 for test circuit

−65

dB