IN5851 Overview
NAME VCC PIN 1 Positive supply pin. The voltage on this pin is measured relative to Pin 6 and is supplied from a 150µA current source. This voltage should be regulated to less than 6.0 volts using on external form or regulation.
IN5851 Key Features
- Wide operating voltage range (2.0~6.0V)
- Low power dissipation
- Use either a standard 2 of 7 matrix keyboard with negative true mon or the inexpensive form A-type keyboard
- Make/Break ratio can be selected
- Continuous MUTE
- Power up clear circuitry on chip
- 10 pps/20 pps can be selected