AD9258

Rev. A | Page 4 of 44

SPECIFICATIONS

ADC DC SPECIFICATIONS

AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, VIN = −1.0 dBFS differential input, 1.0 V internal reference, DCS enabled, unless

otherwise noted.

Table 1.

AD9258BCPZ-80

AD9258BCPZ-105

AD9258BCPZ-125

Parameter

Temperature

Min

Typ

Max

Min

Typ

Max

Min

Typ

Max

Unit

RESOLUTION

Full

14

14

14

Bits

ACCURACY

No Missing Codes

Full

Guaranteed

Guaranteed

Guaranteed

Offset Error

Full

±0.1

±0.5

±0.1

±0.5

±0.4

±0.65

% FSR

Gain Error

Full

±0.4

±2.5

±0.4

±2.5

±0.4

±2.5

% FSR

Differential

Nonlinearity (DNL)1

Full

±0.5

±0.5

±0.5

LSB

25°C

±0.25

±0.25

±0.25

LSB

Integral Nonlinearity

(INL)1

Full

±1.1

±1.3

±1.4

LSB

25°C

±0.55

±0.7

±0.8

LSB

MATCHING

CHARACTERISTIC

Offset Error

Full

±0.1

±0.4

±0.1

±0.4

±0.2

±0.45

% FSR

Gain Error

Full

±0.3

±1.3

±0.3

±1.3

±0.3

±1.3

% FSR

TEMPERATURE DRIFT

Offset Error

Full

±2

±2

±2

ppm/°C

Gain Error

Full

±15

±15

±15

ppm/°C

INTERNAL VOLTAGE

REFERENCE

Output Voltage Error

(1 V Mode)

Full

±5

±12

±5

±12

±5

±12

mV

Load Regulation @

1.0 mA

Full

5

5

5

mV

INPUT REFERRED NOISE

VREF = 1.0 V

25°C

0.62

0.63

0.7

LSB

rms

ANALOG INPUT

Input Span, VREF =

1.0 V

Full

2

2

2

V p-p

Input Capacitance2

Full

8

8

8

pF

Input Common-

Mode Voltage

Full

0.9

0.9

0.9

V

REFERENCE INPUT

RESISTANCE

Full

6

6

6

kΩ

POWER SUPPLIES

Supply Voltage

AVDD

Full

1.7

1.8

1.9

1.7

1.8

1.9

1.7

1.8

1.9

V

DRVDD

Full

1.7

1.8

1.9

1.7

1.8

1.9

1.7

1.8

1.9

V

Supply Current

IAVDD1

Full

234

240

293

300

390

400

mA

IDRVDD1 (1.8 V

CMOS)

Full

33

43

53

mA

IDRVDD1 (1.8 V

LVDS)

Full

81

81

90

mA