Data Sheet

AD9656

Rev. A | Page 3 of 46

SPECIFICATIONS

Table 1.

Temperature

Min

Typ

Max

Unit

RESOLUTION

16

Bits

ACCURACY

No Missing Codes

Full

Guaranteed

Offset Error

Full

−0.1

+0.14

+0.5

% FSR

Offset Matching

Full

0

0.1

0.4

% FSR

Gain Error

Full

−2.0

+2.1

+6.0

% FSR

Gain Matching

Full

0

1.4

5.0

% FSR

Differential Nonlinearity (DNL)

Full

−0.95

±0.6

+2.54

LSB

Integral Nonlinearity (INL)

Full

−10.0

±4.5

+10.0

LSB

TEMPERATURE DRIFT

Gain Error

Full

12.3

ppm/°C

Offset Error

Full

−2

ppm/°C

INTERNAL VOLTAGE REFERENCE

Output Voltage

25°C

1.37

1.4

1.41

V

Load Regulation at 1.0 mA

25°C

4

mV

Input Resistance

25°C

7.5

kΩ

INPUT REFERRED NOISE

25°C

2.1

LSB rms

ANALOG INPUTS

Differential Input Voltage

Full

2.8

V p-p

Common-Mode Voltage

Full

0.9

V

Common-Mode Range

25°C

0.7

1.1

V

Differential Input Resistance

25°C

2.6

kΩ

Differential Input Capacitance

25°C

7

pF

POWER SUPPLY

AVDD

Full

1.7

1.8

1.9

V

DVDD, DRVDD

Full

1.7

1.8

1.9

V

SVDD

Full

1.7

3.6

V

Full

288

306

mA

Full

67

72

mA

Full

83

88

mA

TOTAL POWER CONSUMPTION

DC Input (125 MSPS, Four Channels onto Two Lanes)

25°C

706

mW

Full

788

839

mW

Power-Down Mode

25°C

14

mW

25°C

547

mW

1

See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for definitions and for details on how these tests were completed.

2

Measured with a low input frequency, full-scale sine wave on all four channels.

3

Standby can be controlled via the SPI.