The RL78/H1D microcontroller includes high precision analog functions such as Delta-Sigma A/D converter, SAR A/D converter, Programmable Gain amplifiers, Operational amplifier, and 8-bit/12-bit D/A converter. It also has a built-in LCD controller/driver which makes the RL78/H1D well suited for healthcare devices, especially blood pressure monitor.
Features
- CPU: RL78 core, Max. 24MHz
- Voltage: 1.8V to 5.5V
- Package: 64-pin BGA, 48 to 80-pin LFQFP
- Memory: SRAM Max. 8KB, Program Flash Max. 128KB
- Timer: 16-bit Timer (ch) x 9, 8-bit Timer (ch) x 6, Watchdog Timer (ch) x 1, 12-bit Interval Timer x 1 ch, Sampling output Timer Detectorx 6ch input,3ch output, external signal samplerx 1ch
- PWM: PWM Output x 7
- Analog function: 10-bit A/D Converter (ch) x 3, Delta-Sigma A/D Converter, 8-bit D/A Converter (ch) x 1, 12-bit D/A Converter (ch) x 1
- On-chip Oscillator Freq. (MHz): High-Speed: 24, 16, 12, 8, 6, 4, 3, 2, 1MHz
Low-speed: 15kHz - Others: RTC, Power-On Reset, Low Voltage Detection
Applications
- Healthcare
- Metering