®
SP8530
S
2
ADC™ - Simultaneous Sampling
Analog to Digital Converter
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
s
Fast Power Shutdown/Turn-On Mode
s
3-Wire Synchronous Serial High Speed
Interface
s
True Differential Measurements
s
2µA 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.
CS
SCLK
SAR
CONTROL
LOGIC
STATUS
COUNTER
V
IN
A
V
IN
B
DAC
RTRIM
BUFFER
LATCHED
COMPARATOR
D
OUT
OFFSET
ADJUST
PD
REF.
GAIN
ADJUST
REF OUT
™-S
2
ADC is a TRADEMARK OF SIPEX CORPORATION Patent Pending
SP8530DS/01
SP8530 S
2
ADC - Simultaneous Sampling Analog to Digital Converter
TM
© Copyright 2000 Sipex Corporation
1
SIPEX [ SIPEX CORPORATION ]
