Features
- CPU: RL78 core, Max. 24MHz
- Voltage: 2.4V to 5.5V
- Package: 32 to 48-pin HWQFN, 48-pin LFQFP, 32-pin LQFP
- Memory: SRAM Max. 5.5KB, Program Flash Max. 32KB
- Timer: 16-bit Timer (ch) x 4, 8-bit Timer (ch) x 4, Watchdog Timer (ch) x 1, 12-bit Interval Timer x 1 ch
- PWM: PWM Output x 3
- Analog function: 10-bit A/D Converter (ch) x 9
- On-chip Oscillator Freq. (MHz): High-speed 48M, 24M, Low-speed 15kHz
- Others: PLL, RTC, Power-On Reset, Low Voltage Detection
Description
In addition to two USB 2.0 (full speed) host channels or one function channel, the RL78/G1C microcontrollers are compliant with Battery Charging Specification 1.2 (BC 1.2) for high-speed battery charging. These microcontrollers are suitable for office equipment that connect via USB such as a printer, mouse, and keyboard, as well as for USB chargers for healthcare devices, mobile batteries, and more.
Parameters
| Attributes | Value |
|---|---|
| Program Memory (KB) | 32 |
| Data Flash (KB) | 2 |
| RAM (KB) | 5.5 |
| Carrier Type | Full Carton (Tray), Full Tray (Tray), Tape & Reel |
| Supply Voltage (V) | 2.4 - 5.5 |
| I/O Ports | 22, 38 |
| Temp. Range (°C) | Ta = -40 to +85, Ta = -40 to +105 |
| Operating Freq (Max) (MHz) | 24 |
| USB FS (host ch/device ch) | ( 0 / 1 ), ( 2 / 1 ) |
| SCI or UART (ch) | 1 |
| SPI (ch) | 2 |
| I2C (#) | 3 |
| CAN (ch) | 0 |
| CAN-FD (ch) | 0 |
| Wireless | No |
| LIN (#) | 0 |
| 16-Bit Timer (ch) (#) | 4 |
| 12-Bit A/D Converter (ch) | 0 |
| 10-Bit A/D Converter (ch) | 8, 9 |
| 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
 | True Wireless Stereo (TWS) Earbud Charger Cradle Compact TWS charger cradle design with USB and wireless input, PLC, and efficient power management. |
Additional Applications
- Home
- USB