Features
- CPU: RL78 core, Max. 24MHz
- Voltage: 1.6V to 3.6V
- Package: 24-pin to 32-pin QFN, 32-pin to 48-pin QFP, 20-pin to 30-pin SOP
- Memory: SRAM Max. 3KB, Program Flash Max. 32KB
Description
The RL78/I1D microcontroller has enhanced analog functions such as operational amplifiers, 12-bit A/D converter, and window comparators. The MCU also supports very-low power operation (124µA at 1MHz) and a high-speed 4µs wake up.
Parameters
| Attributes | Value |
|---|---|
| Program Memory (KB) | 8, 16, 32 |
| Data Flash (KB) | 2 |
| RAM (KB) | 0.7, 2, 3 |
| Carrier Type | Full Carton (Tray), Full Tray (Tray), Magazine, Tape & Reel |
| Supply Voltage (V) | 1.6 - 3.6 |
| I/O Ports | 14, 18, 24, 26, 42 |
| Temp. Range (°C) | Ta = -40 to +105 |
| Operating Freq (Max) (MHz) | 24 |
| USB FS (host ch/device ch) | ( 0 / 0 ) |
| SCI or UART (ch) | 1 |
| SPI (ch) | 1, 2 |
| I2C (#) | 1, 2 |
| CAN (ch) | 0 |
| CAN-FD (ch) | 0 |
| Wireless | No |
| LIN (#) | 1 |
| 16-Bit Timer (ch) (#) | 4 |
| 12-Bit A/D Converter (ch) | 6, 12, 17 |
| 10-Bit A/D Converter (ch) | 0 |
| 24-Bit Sigma-Delta A/D Converter (ch) | 0 |
| 12-Bit D/A Converter (ch) | 0 |
| 10-Bit D/A Converter (ch) (#) | 0 |
| 8-Bit D/A Converter (ch) | 0 |
| Capacitive Touch Sensing Unit (ch) | 0 |
| Segment LCD Controller | No |
| Security & Encryption | No |
Application Block Diagrams
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4-20mA Current Loop Transmitter
4-20mA transmitter with ultra-low power MCU, stable power, and precision analog performance.
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Additional Applications
- Healthcare
- Human machine interface
- Office security
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Sample Code
Simulation Models
The easy-to-build RL78 Quick Solutions feature Renesas' ultra-low power RL78 MCUs and analog devices. These solutions showcase device combinations that improve design performance and power efficiency to support your product development.