REV. B

–2–

Parameter

Conditions

Min

Typ

Max

Unit

RESOLUTION

16

Bits

ANALOG INPUT

Voltage Range

±4 REF, 0 V to 4 REF, ±2 REF (See Table I)

Common-Mode Input Voltage

–0.1

+0.5

V

Analog Input CMRR

62

dB

Input Impedance

See Table I

THROUGHPUT SPEED

Complete Cycle

4µs

Throughput Rate

0

250

kSPS

DC ACCURACY

Integral Linearity Error

–3+3

LSB

1

No Missing Codes

16

Bits

Transition Noise

0.7

LSB

Bipolar Zero Error

±5 V Range

–25

+25

LSB

Other Range

–0.06

+0.06

% of FSR

Bipolar Full-Scale Error

–0.25

+0.25

% of FSR

Unipolar Zero Error

–0.18

+0.18

% of FSR

Unipolar Full-Scale Error

–0.38

+0.38

% of FSR

Power Supply Sensitivity

AVDD = 5 V ±5%

±0.1

LSB

AC ACCURACY

Signal-to-Noise

89

90

dB

3

90

dB

Spurious-Free Dynamic Range

100

dB

Total Harmonic Distortion

–100

dB

Signal-to-(Noise+Distortion)

88.5

90

dB

30

dB

–3 dB Input Bandwidth

800

kHz

SAMPLING DYNAMICS

Aperture Delay

2ns

Aperture Jitter

5

ps rms

Transient Response

Full-Scale Step

2.75

µs

REFERENCE

External Reference Voltage Range

2.3

2.5

AVDD – 1.85

V

External Reference Current Drain

250 kSPS Throughput

50

µA

DIGITAL INPUTS

Logic Levels

–0.3

+0.8

V

+2.0

DVDD + 0.3

V

–1+1

µA

–1+1

µA

DIGITAL OUTPUTS

Data Format

Parallel or Serial 16-Bit

Pipeline Delay

Conversion Results Available Immediately

after Completed Conversion

0.4

V

OVDD – 0.6

V

POWER SUPPLIES

Specified Performance

AVDD

4.75

5

5.25

V

DVDD

4.75

5

5.25

V

OVDD

2.7

5.25

4

V

Operating Current

250 kSPS Throughput

AVDD

5mA

DVDD

5

1.8

mA

OVDD

5

10

µA

Power Dissipation

6

250 kSPS Throughput

5

35

41

mW

100 SPS Throughput

5

15

µW

In Power-Down Mode

7

7µW

(–40 C to +85 C, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, unless otherwise noted.)