Datasheet R01DS0378EJ0100 RL78/G1M, G1N Rev.1.00 RENESAS MCU May 29, 2020 1. OUTLINE 1.1 Features Ultra-low power consumption technology Serial interface VDD = single power supply voltage of 2.0 to 5.5 V CSI: 1 channel (Use this product within the voltage range from 2.25 to UART: 1 channel 5.5 V because the detection voltage (VSPOR) of the selectable power-on-reset (SPOR) circuit should also Timer be considered.) 8-/16-bit timer: 4 channels HALT mode 12-bit interval timer: 1 channel STOP mode Watchdog timer: 1 channel (operable with the dedicated low-speed RL78 CPU core on-chip oscillator) CISC architecture with 3-stage pipeline Real-time output function: 8 channels (RL78/G1M Minimum instruction execution time: Can be changed only) from high speed (0.05 s: 20 MHz operation with high-speed on-chip oscillator) to low speed (1.0 s: A/D converter 1 MHz operation) 8/10-bit resolution A/D converter (VDD = 2.4 to 5.5 V) Address space: 1 MB Analog input: 8 channels General-purpose registers: 8-bit register 8 On-chip RAM: 512 B to 1 KB I/O port I/O port: 18 (N-ch open drain output VDD withstand Code flash memory voltage : 14) Code flash memory: 4 KB to 8 KB (P-ch open drain output VDD withstand On-chip debug function voltage : 6) High current pin (RL78/G1N only) High-speed on-chip oscillator Can be set to N-ch open drain and on-chip pull-up Select from 20 MHz, 10 MHz, 5 MHz, 2.5 MHz, and resistor 1.25 MHz On-chip key interrupt function High accuracy: 2.0% (VDD = 2.0 to 5.5 V, TA = 20 to On-chip clock output/buzzer output controller +85C) Others Operating ambient temperature On-chip BCD (binary-coded decimal) correction circuit TA = 40 to +85C Power management and reset function On-chip selectable power-on-reset (SPOR) circuit R01DS0378EJ0100 Rev.1.00 1 of 28 May 29, 2020 RL78/G1M, G1N 1. OUTLINE ROM, RAM capacities Flash ROM RAM 20 Pins RL78/G1M RL78/G1N 8 KB 1 KB R5F11W68ASM R5F11Y68ASM R5F11W68DSM R5F11Y68DSM 4 KB 512 B R5F11W67ASM R5F11Y67ASM R5F11W67DSM R5F11Y67DSM Remark The functions mounted depend on the product. See 1.6 Outline of Functions. R01DS0378EJ0100 Rev.1.00 2 of 28 May 29, 2020