AD9249

Data Sheet

Rev. 0 | Page 4 of 36

SPECIFICATIONS

DC SPECIFICATIONS

Table 1.

Parameter1

Temp

Min

Typ

Max

Unit

RESOLUTION

14

Bits

ACCURACY

No Missing Codes

Full

Guaranteed

Offset Error

Full

0

0.24

0.8

% FSR

Offset Matching

Full

0

0.24

0.7

% FSR

Gain Error

Full

−7.2

−3.5

+0.2

% FSR

Gain Matching

Full

0

1.8

6.0

% FSR

Differential Nonlinearity (DNL)

Full

−0.9

±0.6

+1.6

LSB

Integral Nonlinearity (INL)

Full

−3.0

±0.9

+3.0

LSB

TEMPERATURE DRIFT

Offset Error

Full

−1.8

ppm/°C

Gain Error

Full

3.6

ppm/°C

INTERNAL VOLTAGE REFERENCE

Output Voltage (1 V Mode)

Full

0.98

1.0

1.01

V

25°C

3

mV

Input Resistance

Full

7.5

kΩ

INPUT REFERRED NOISE

25°C

0.98

LSB rms

ANALOG INPUTS

Full

2

V p-p

Common-Mode Voltage

Full

0.9

V

Common-Mode Range

Full

0.5

1.3

V

Differential Input Resistance

Full

5.2

kΩ

Differential Input Capacitance

Full

3.5

pF

POWER SUPPLY

AVDD

Full

1.7

1.8

1.9

V

DRVDD

Full

1.7

1.8

1.9

V

Full

395

429

mA

Full

118

124

mA

25°C

88

mA

TOTAL POWER CONSUMPTION

Total Power Dissipation (16 Channels, ANSI-644 Mode)

Full

924

995

mW

Total Power Dissipation (16 Channels, Reduced Range Mode)

25°C

869

mW

Power-Down Dissipation

25°C

2

mW

Standby Dissipation2

25°C

199

mW

1

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

2

Controlled via the SPI.