SP8530DS/01

© Copyright 2000 Sipex Corporation

1

s Patented Simultaneous Sampling of

2 channels (Patent # 5,638,072)

s 12 Bit Resolution

s Single +5Volt Supply

s Internal Reference, 1.25V

s Unipolar 0 to +2.5 Volt Input Range

s Fast, 7.75

µs Conversion Time Both

Channels

SP8530

Analog to Digital Converter

s Fast Power Shutdown/Turn-On Mode

s 3-Wire Synchronous Serial High Speed

Interface

s True Differential Measurements

s 2

µA Shutdown Mode (10µW)

s Low Power CMOS 60mW typical

DESCRIPTION

The SP8530 is a two channel simultaneous sampling, 12-Bit serial out data acquisition system.

The device contains a high speed 12-Bit analog to digital converter, internal reference, and

sample/hold circuitry for both channels. The 8530 is available in 16-pin PDIP and SOIC packages,

specified over Commercial and Industrial temperature ranges.

CONTROL

LOGIC

COUNTER

SAR

DAC

LATCHED

COMPARATOR

BUFFER

STATUS

REF.

CS

SCLK

OFFSET

ADJUST

PD

GAIN

ADJUST

REF OUT

RTRIM

®