Preliminary Technical Data

AD9248

Rev. PrE | Page 3 of 23

AD9248–SPECIFICATIONS

DC SPECIFICATIONS

Table 1. (AVDD = 3 V, DRVDD = 2.5 V, Maximum Sample Rate, CLK_A = CLK_B; AIN = -0.5 dBFS Differential Input, 1.0 V

Internal Reference, TMIN to TMAX, unless otherwise noted.)

Test

AD9248BST/BCP-

20

AD9248BST/BCP-

40

AD9248BST/BCP-

65

Parameter

Temp

Level

Min

Typ

Max

Min

Typ

Max

Min

Typ

Max

Unit

RESOLUTION

Full

VI

14

14

14

Bits

ACCURACY

No Missing Codes

Guaranteed

Full

VI

14

14

14

Bits

Offset Error

Full

VI

±0.5

±0.5

±0.5

% FSR

Gain Error

1

Full

IV

±0.7

±0.7

±0.7

% FSR

Differential Nonlinearity

(DNL)

2

Full

V

±0.5

±0.5

±0.5

LSB

25°C

I

±0.5

±0.5

±0.5

LSB

Integral Nonlinearity (INL)

2

Full

V

±1.4

±1.4

±1.4

LSB

25°C

I

±1.4

±1.4

±1.4

±1.4

LSB

TEMPERATURE DRIFT

Offset Error

Full

V

±10

±10

±10

ppm/°C

Gain Error

1

Full

V

±12

±12

±12

ppm/°C

INTERNAL VOLTAGE

REFERENCE

Output Voltage Error (1 V

Mode)

Full

VI

±5

±35

±5

±35

±5

±35

mV

Load Regulation @ 1.0 mA

Full

V

0.8

0.8

0.8

mV

Output Voltage Error (0.5 V

Mode)

Full

V

±2.5

±2.5

±2.5

mV

Load Regulation @ 0.5 mA

Full

V

0.1

0.1

0.1

mV

INPUT REFERRED NOISE

Input Span = 1 V

25°C

V

1.8

1.8

1.8

LSB

rms

Input Span = 2.0 V

25°C

V

1.2

1.2

1.2

LSB

rms

ANALOG INPUT

Input Span = 1.0 V

Full

IV

1

1

1

V p-p

Input Span = 2.0 V

Full

IV

2

2

2

V p-p

Input Capacitance

3

Full

V

7

7

7

pF

REFERENCE INPUT

RESISTANCE

Full

V

7

7

7

POWER SUPPLIES

Supply Voltages

AVDD

Full

IV

2.7

3.0

3.6

2.7

3.0

3.6

2.7

3.0

3.6

V

DRVDD

Full

IV

2.25

3.0

3.6

2.25

3.0

3.6

2.25

3.0

3.6

V

Supply Current

IAVDD

2

Full

V

60

110

200

mA

IDRVDD

2

Full

V

4

10

14

mA

PSRR

Full

V

±0.01

±0.01

±0.01

% FSR

POWER CONSUMPTION

DC Input

4

Full

V

180

330

600

mW

Sine Wave Input

2

Full

VI

190

212

360

397

640

698

mW

Standby Power

5

Full

V

2.0

2.0

2.0

mW

MATCHING