SP8531DS/01

SP8531 12-Bit Sampling Serial Out Analog to Digital Converter

© Copyright 1999 Sipex Corporation

3

Unless otherwise noted the following specifications apply for V

PARAMETER

MIN.

TYP.

MAX.

UNIT

CONDITIONS

Reference Output

1.25

Volts

Ref. Out Temp. Coef.

J, A

30

ppm/˚C

K,B

20

ppm/˚C

Ref.Out Error

+4

+25

mV

Output Current

1

mA

Digital Inputs

Input Low Voltage , VIL

0.8

Volt

Input High Voltage , VIH

2.0

Volt

Input Current IIN

+1

µA

Input Capacitance

3

pF

Digital Outputs

Data Format (1)

Data Coding (2)

VOH

4.0

Volt

VDD=5V

±5%, IOH=-0.4mA

VOL

0.4

Volt

VDD=5V

±5%, IOL=+1.6mA

AC Accuracy

fin=47KHz,VDD=5.0V

@ 25˚C, SCLK=4MHz

Spurious Free Dynamic

Range (SFDR)

83

dB

Total Harmonic Distortion

(THD)

-80

dB

Signal to Noise &

Distortion (SINAD)

71

dB

Signal to Noise (SNR)

72

dB

Sampling Dynamics

Acquisition Time to 0.01%

200

ns

For a +FS step change

at input

-3dB Small Signal BW

13

MHz

Aperture Delay

35

ns

Aperture Jitter

10

ps RMS