Features
- CPU: RL78 core, Max. 32MHz
- Voltage: 1.8V to 5.5V
- Package: 32 to 48-pin HWQFN, 48 to 64-pin LFQFP, 20 to 30-pin LSSOP
- Memory: SRAM Max. 4KB, Program Flash Max. 64KB
- Timer: 16-bit Timer (ch) x 8, Watchdog Timer (ch) x 1, Interval Timer x 1 ch, Wakeup Timer x 1ch
- PWM: PWM Output x 4
- Analog function: 10-bit A/D Converter (ch) x 8
- On-chip Oscillator Freq. (MHz): 32M, 24M, 16M, 12M, 8M, 4M, 1M Low-speed Oscillator 15kHz
- Others: RTC, Power-On Reset, Low Voltage Detection
Description
RL78/F12 microcontrollers are available in a 20 to 64-pin, 8 to 64 KB flash memory lineup, and realize the industry's lowest level of consumption current. They have a built-in LIN module as an automotive interface. With various built-in functions for realizing functional safety including flash memory CRC calculation, illegal memory access detection, RAM guard, A/D converter testing, and SFR guard, a highly reliable system can be built, so these microcontrollers can be used for industrial applications and of course automotive applications.
Parameters
| Attributes | Value |
|---|---|
| Program Memory (KB) | 8, 16, 24, 32, 48, 64 |
| Data Flash (KB) | 4 |
| RAM (KB) | 0.5, 1, 1.5, 2, 3, 4 |
| Carrier Type | Bulk (Tray), Full Carton (Tray), Tape & Reel |
| Supply Voltage (V) | 1.8 - 5.5, 2.7 - 5.5 |
| I/O Ports | 16, 26, 28, 44, 58 |
| Temp. Range (°C) | Ta = -40 to +85, Ta = -40 to +85°C, Ta = -40 to +125, Ta = -40 to +125°C |
| Operating Freq (Max) (MHz) | 24, 32 |
| USB FS (host ch/device ch) | ( 0 / 0 ) |
| SCI or UART (ch) | 3, 5 |
| SPI (ch) | 2, 4, 6, 8 |
| I2C (#) | 1, 4, 6, 7 |
| CAN (ch) | 0 |
| CAN-FD (ch) | 0 |
| Wireless | No |
| LIN (#) | 1, 2 |
| 16-Bit Timer (ch) (#) | 9 |
| 12-Bit A/D Converter (ch) | 0 |
| 10-Bit A/D Converter (ch) | 4, 8, 10, 12 |
| 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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Solid-State Automotive Power Distribution Module
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Additional Applications
- Car Audio
- Body
- Chassis & Safety
- HEV/EV
- Motor Control
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