ADAQ8088BBCZ datasheet(3/14 Pages) AD

3 / 14 page

Data Sheet

ADAQ8088

Rev. 0 | Page 3 of 14

SPECIFICATIONS

VCC = 3.0 V, common-mode voltage (VCM) floating, VINAP, VINAN, VINBP, and VINBN are self biased, differential 63 mV p-p input

at 1 MHz, TA = 25°C, unless otherwise noted.

Table 1.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Input Impedance

Each input to GND

249/1

Ω/pF

Open Circuit Voltage at VIN Pins

VCC = 2.7 V

1.15

V dc

VCC = 3.0 V

1.25

V dc

VCC = 3.3 V

1.38

V dc

Input Current

Each input to GND, VCC = 2.7 V

−550

μA

VCC = 3.0 V

−610

μA

VCC = 3.3 V

−670

μA

Input Offset Current

Each input to GND, VCC = 2.7 V

±3.5

μA

VCC = 3.0 V

±4.0

μA

VCC = 3.3 V

±4.5

μA

Input Common-Mode Voltage Range

GND

VCC

Differential RTI Vos

Each input to GND, maximum =

average + 4δ

+0.7

VOS Drift

TA = −40°C to +85°C

7.5

μV/

C

DYNAMIC CHARACTERISTICS

Bandwidth

VOUT = 2 V p-p differential, RL = 1 kΩ

MHz

Bandwidth Drift

TA = -40

C to +85C

0.1

MHz/

C

Total Harmonic Distortion (THD)

−63

Slew Rate

180

V/μs

Differential Gain

With no external resistors

Gain Error

Channel to channel, at 10 MHz

±0.2

Gain Drift

TA = -40

C to +85C

0.01

dB/

C

Phase Match Error

Channel to channel, at 10 MHz

0.5

Degrees

OUTPUT CHARACTERISTICS

Output Voltage

High

RL = 806 Ω, either output pin

2.15

Low

RL = 806 Ω, either output pin

0.17

Output Short-Circuit Current

Output Balance Error

−60

Output Resistance

In series with each output

Crosstalk

NOISE AND HARMONIC PERFORMANCE

RTI Voltage Noise Density

At 1 MHz

nV/√Hz

At 10 MHz

nV/√Hz

RTO Voltage Noise Density

Gain = 30 dB, f = 1 MHz

220

nV/√Hz

Gain = 30 dB, f = 10 MHz

190

nV/√Hz

1/f Corner

kHz

VCM CHARACTERISATICS

VCM Gain

V/V

VCM Range

0.5

VCM Input Resistance

kΩ

POWER SUPPLY

Operating Range

2.7

3.3

Quiescent Current

PSRR

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