SMD1102 Datasheet PDF | Summit Microelectronics

Summit Microelectronics SMD1102

The SMD1102, SMD1103 and SMD1113 each contain a 10-Bit data acquisition system (DAS) with dedicated EEPROM alarm limit storage. The three devices communicate with the host µP via a standard two-wire I2C serial interface.

Part No.	SMD1102
Datasheet	SMD1102 Download
Manufacturer	Summit Microelectronics
Description	10-Bit Data Acquisition System
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FEATURES

! Complete Data Acquisition System " 10-Bit A/D Converter Resolution " 75µs Acquisition plus Conversion Time " Alarm Limits for Each Input Channel " Auto-Increment of Input Channels " Two Wire I2C Serial Data Interface " System Management Bus (SMBus) Compatible " Auto-Monitor with SMBALERT Output " Low Quiescent Current of 50µA " Wide Supply Voltage Range: 2.7V to 5.5V ! SMD1102 " 2-Channel Analog Input " External Voltage Reference Input Provided for Absolute Measurements ! SMD1103 " 3-Channel Analog Input " Reference Voltage Input for the A/D Converter is Connected to VDD for Ratiometric Measurements ! SMD1113 " Extended I2C Operation " 3-Channel Analog Input " External Voltage Reference Input Provided for Absolute Measurements FUNCTIONAL BLOCK DIAGRAM VDD (1102, 1113) REFIN X (1103, A 2 IN 1113) AIN1 AIN0 X ANALOG MULTIPLEXER SAMPLE AND HOLD SMBALERT# CONTROL LOGIC 10-BIT A/D CONVERTER CONVERTER CLOCK Note: See Pin Configuration drawings for pinouts (1113) CE# E2PROM ALARM L...