GENERAL DESCRIPTION

The ML2258 combines an 8-bit A/D converter, 8-channel analog multiplexer, and a microprocessor compatible 8-bit parallel interface and control logic in a single monolithic device.

FEATURES

■ Conversion time 6.6µs

■ Total unadjusted error ±1/2LSB or ±1LSB

■ No missing codes

■ Sample and hold 390ns acquisition

■ Capable of digitizing a 5V, 50kHz sine wave

■ 8-input multiplexer

■ 0V to 5V analog input range with single 5V power supply

■ Operates ratiometrically or with up to 5V voltage reference

■ No zero-or full-scale adjust required

■ Analog input protection 25mA per input min

■ Low power dissipation 3mA max

■ TTL and CMOS compatible digital inputs and outputs

■ Standard 28-pin DIP or surface mount PCC

■ Superior pin compatible replacement for ADC0808 and ADC0809