Monolithic / 12-Bit Data Acquisition System
®
SP8121 Monolithic, 12–Bit Data Acquisition System
s Complete Monolithic 8-Channel, 12-Bit DAS s 100kHz Throughput s 1...
Description
®
SP8121 Monolithic, 12–Bit Data Acquisition System
s Complete Monolithic 8-Channel, 12-Bit DAS s 100kHz Throughput s 16-Bit Microprocessor Bus Interface s Parallel 12-Bit Output s Latched MUX Address s Tri-State Latched Output s No Missing Codes to 12-Bits s 32-pin SOIC and PDIP Available s 200mW Power Dissipation Maximum
* Formerly part of the SP410 Series.
DESCRIPTION The SP8121 is a complete data acquisition systems, featuring 8-channel multiplexer, internal reference and 12-bit sampling A/D converter implemented as a single monolithic IC. The analog multiplexer accepts 0V to +5V unipolar full scale inputs. Output data is formatted in 12-bit parallel. The SP8121 is available in 32-pin plastic DIP or SOIC packages, operating over the commercial temperature range.
MULTIPLEXER
12-BIT A/D CONVERTER
MUX DECODE
REFERENCE
CONTROL LOGIC
CLOCK
SP8121DS/02
SP8121 Monolithic, 12-Bit Data Acquisition System
1
TRI-STATE LATCH
© Copyright 2000 Sipex Corporation
ABSOLUTE MAXIMUM RATINGS
VCC to Common Ground .............................................. 0V to +16.5V VLOGIC to Common Ground ............................................... 0V to +7V Analog Common to Digital Common Ground ............... -0.5V to +1V Digital Inputs to Common Ground .................... -0.5V to VLOGIC+0.5V Digital Outputs to Common Ground ................. -0.5V to V LOGIC+0.5V Multiplexer Analog Inputs ...................................... -16.5V to +31.5V Gain and Offset Adjustment ...........
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