HT47R20A-1 Overview
The HT47R20A-1/HT47C20-1 are 8-bit, high performance, RISC architecture microcontroller devices specifically designed for applications that interface directly to analog signals, such as those from sensors. The mask version HT47C20-1 is fully pin and functionally patible with the OTP version HT47R20A-1 device. The advantages of low power consumption, I/O flexibility, programmable frequency divider, timer functions,...
HT47R20A-1 Key Features
- Operating voltage: 2.2V~5.5V
- Eight bidirectional I/O lines
- Four input lines
- One interrupt input
- One low voltage reset circuit
- One buzzer output
- HALT function and wake-up feature reduce power
- LCD bias C type or R type
- One LCD driver with 20´2, 20´3 or 19´4 segments
- One IR carrier output