ADC0804 Converter 8-Bit Analog to Digital Features 0V to 5V analog input voltage range with a single 5V supply Compatible with microcontrollers, access time is 135 ns Easy interface to all microprocessors Logic inputs and outputs meet both MOS and TTL voltage level specifications Works with 2.5V (LM336) voltage reference On-chip clock generator No zero adjust required 0.3[Prime] standard width 20-pin DIP package Operates ratio metrically or with 5 VDC, 2.5 VDC, or analog span-adjusted voltage reference Differential analog voltage inputs