ADC0802

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community ADC0801, ADC0802, ADC0803, ADC0804, ADC0805 SNOSBI1C – NOVEMBER 2009 – REVISED JUNE 2015 ADC080x 8-Bit, µP-Compatible, Analog-to-Digital Converters 1 Features 1 Compatible With 8080-µP Derivatives – No Interfacing Logic Needed – Access Time 135 ns Easy Interface to All Microprocessors, or Operates as a Stand-Alone Deivce Differential Analog Voltage Inputs Logic Inputs and Outputs Meet Both MOS and TTL Voltage-Level Specifications Works With 2.5-V (LM336) Voltage Reference On-Chip Clock Generator 0-V to 5-V Analog Input Voltage Range With Single 5-V Supply No Zero Adjust Required 0.3-Inch Standard Width 20-Pin DIP Package 20-Pin Molded Chip Carrier or Small Outline Package Operates Ratiometrically or With 5 VDC, 2.5 VDC, or Analog Span Adjusted Voltage Reference Key Specifications – Resolution: 8 Bits – Total Error: ±1/4 LSB, ±1/2 LSB and ±1 LSB – Conversion Time: 100 µs 2 Applications Operates With Any 8-Bit µP Processors or as a Stand-Alone Device Interface to Temp Sensors, Voltage Sources, and Transducers 3 Description The ADC0801, ADC0802, ADC0803, ADC0804, and ADC0805 devices are CMOS 8-bit successive approximation converters (ADC) that use a differential potentiometric ladder — similar to the 256R products. These converters are designed to allow operation with the NSC800 and INS8080A derivative control bus with Tri-state output latches directly driving t...