ADS7842 - 12-Bit/ 4-Channel Parallel Output Sampling ANALOG-TO-DIGITAL CONVERTER
The ADS7842 is a complete, 4-channel, 12-bit Analog-toDigital Converter (ADC).
It contains a 12-bit, capacitorbased, Successive Approximation Register (SAR) ADC with a sample-and-hold amplifier, interface for microprocessor use, and parallel, 3-state output drivers.
The ADS7842 is specified at a 200
ADS7842 Features
* q SINGLE SUPPLY: 2.7V to 5V q 4-CHANNEL INPUT MULTIPLEXER q UP TO 200kHz SAMPLING RATE q FULL 12-BIT PARALLEL INTERFACE q ±1LSB INL AND DNL q NO MISSING CODES q 72dB SINAD q LOW POWER: 2mW q SSOP-28 PACKAGE APPLICATIONS q DATA ACQUISITION q TEST AND MEASUREMENT q INDUSTRIAL PROCESS CONTROL q MEDICAL