IN5851
Overview
- Wide operating voltage range (2.0~6.0V)
- Low power dissipation
- Use either a standard 2 of 7 matrix keyboard with negative true common or the inexpensive form A-type keyboard
- Make/Break ratio can be selected
- Redial with * or #
- Continuous MUTE
- Power up clear circuitry on chip
- 10 pps/20 pps can be selected
