Description

The Intersil ICL7116 and ICL7117 are high performance, low power, 31/2 digit, A/D converters. Included are seven segment decoders, display drivers, a reference, and a clock. The ICL7116 is designed to interface with a liquid crystal display (LCD) and includes a multiplexed backplane drive. The ICL7117 will directly drive an instrument size, light emitting diode (LED) display.

Features

• HOLD Reading Input Allows Indefinite Display Hold

• Guaranteed Zero Reading for 0V Input

• True Polarity at Zero for Precise Null Detection

• 1pA Typical Input Current

• Direct Display Drive

- LCD ICL7116

- LED lCL7117

• Low Noise - Less Than 15µVP-P (Typ)

• On Chip Clock and Reference

• Low Power Dissipation - Typically Less Than 10mW

• No Additional Active Circuits Required

• Surface Mount Package Available