SP8531
SIGNAL PROCESSING EXCELLENCE
12-Bit Sampling Serial Out Analog
to Digital Converter
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s
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s
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12 Bit Resolution
Single +5Volt Supply
Internal Reference, 1.25V
Unipolar 0 to +2.5 Volt Input Range
Fast, 3.75
碌s
Conversion Time
Fast Power Shutdown/Turn-On Mode
3-Wire Synchronous Serial High Speed
Interface
s
2碌A(chǔ) Shutdown Mode (10碌W)
s
Low Power CMOS 60mW typical
DESCRIPTION
The
SP8531
is a sampling 12-Bit serial out analog to digital converter. The device contains a high
speed 12-Bit analog to digital converter, internal reference, and sample/hold circuitry. The
SP8531
is available in 16-pin PDIP and SOIC packages, specified over Commercial and
Industrial temperature ranges.
CS
CONTROL
LOGIC
STATUS
COUNTER
BUFFER
SCLK
SAR
V
IN
CDAC
OFFSET
ADJUST
SHUTDOWN
RTRIM
BUFFER
REF.
LATCHED
COMPARATOR
D
OUT
GAIN
ADJUST
REF OUT
SP8531DS/01
SP8531 12-Bit Sampling Serial Out Analog to Digital Converter
漏 Copyright 1999 Sipex Corporation
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