ADC0811

ADC0811 8-Bit Serial I O A D Converter With 11-Channel Multiplexer December 1994 ADC0811 8-Bit Serial I O A D Converter With 11-Channel Multiplexer General Description The ADC0811 is an 8-Bit successive approximation A D converter with simultaneous serial I O The serial input controls an analog multiplexer which selects from 11 input channels or an internal half scale test voltage An input sample-and-hold is implemented by a capacitive reference ladder and sampled data comparator This allows the input signal to vary during the conversion cycle Separate serial I O and conversion clock inputs are provided to facilitate the interface to various microprocessors Y Y Y Y Y Y Ratiometric or absolute voltage referencing No zero or full-scale adjust required Internally addressable test voltage 0V to 5V input range with single 5V power supply TTL MOS input output compatible 0 3 standard width 20-pin dip or 20-pin molded chip carrier Key Specifications Y Y Y Y Y Features Y Y Y Separate asynchronous converter clock and serial data I O clock 11-Channel multiplexer with 4-Bit serial address logic Built-in sample and hold function Resolution Total unadjusted error Single supply Low Power Conversion Time g 8-Bits LSB and g 1LSB 5VDC 15 mW 32 mS Connection Diagrams Dual-In-Line Package Functional Diagram Top View TL H 5587–1 Molded Chip Carrier (PCC) Package TL H 5587 – 3 Top View TL H 5587–2 Order Number ADC0811J N V See NS Packages J20A N20A V20A Use Ordering Information C...