8-bit KM101 Microcontrollers

Ultra Low Power KM101L

A series of very low power MCUs with Nuvoton Japan original 8-bit CPU and ReRAM. They are ideal for battery-powered systems.

Chip Description Application ROM  SRAM  Clock
  frequency  		 Supply
  voltage  
[V]		    Package   
KM101LR03D
 (1647 kB)
  • 8-bit CPU with low-power consumption
  • embedded ReRAM which can be rewritten by high-speed and low-power consumption
  • operating frequency up to 10 MHz
  • 2 external crystal oscillators and two internal RC oscillators
  • up to 37 GPIOs
  • 8 external interrupts
  • 6 x 8-bit and 3 x 16-bit timers
  • Watchdog timer
  • 1-ch DMA controller
  • 6 x 8-bit PWM outputs
  • 4-ch 12-bit ADC
  • RTC
  • interfaces: 2 x UART / SPI compatible, I2C / SPI compatible
  • LCD driver: 21 SEG / 4 COM
  • buzzer output
 ReRAM
64 KB		 4 KB Ext. crystal:
10 MHz
&
32.768 kHz

Int. RC:
10 MHz
&
40 kHz		 High-Speed mode: 10 MHz: 1.8 – 3.6 V
1 MHz: 1.3 – 3.6 V

Low-Speed mode: 40 kHz: 1.1 – 3.6 V		 TQFP048-P-0707
KM101LR04D
 (1647 kB)
  • 8-bit CPU with low-power consumption
  • embedded ReRAM which can be rewritten by high-speed and low-power consumption
  • operating frequency up to 10 MHz
  • 2 external crystal oscillators and two internal RC oscillators
  • up to 53 GPIOs
  • 8 external interrupts
  • 6 x 8-bit and 3 x 16-bit timers
  • Watchdog timer
  • 1-ch DMA controller
  • 6 x 8-bit PWM outputs
  • 6-ch 12-bit ADC
  • RTC
  • interfaces: 2 x UART / SPI compatible, I2C / SPI compatible
  • LCD driver: 31 SEG / 4 COM
  • buzzer output
 ReRAM
64 KB		 4 KB Ext. crystal:
10 MHz
&
32.768 kHz

Int. RC:
10 MHz
&
40 kHz		 High-Speed mode: 10 MHz: 1.8 – 3.6 V
1 MHz: 1.3 – 3.6 V

Low-Speed mode: 40 kHz: 1.1 – 3.6 V		 TQFP064-P-1010
KM101LR05D
 (1647 kB)
  • 8-bit CPU with low-power consumption
  • embedded ReRAM which can be rewritten by high-speed and low-power consumption
  • operating frequency up to 10 MHz
  • 2 external crystal oscillators and two internal RC oscillators
  • up to 69 GPIOs
  • 8 external interrupts
  • 6 x 8-bit and 3 x 16-bit timers
  • Watchdog timer
  • 1-ch DMA controller
  • 6 x 8-bit PWM outputs
  • 8-ch 12-bit ADC
  • RTC
  • interfaces: 2 x UART / SPI compatible, I2C / SPI compatible
  • LCD driver: 43 SEG / 4 COM
  • buzzer output
 ReRAM
64 KB		 4 KB Ext. crystal:
10 MHz
&
32.768 kHz

Int. RC:
10 MHz
&
40 kHz		 High-Speed mode: 10 MHz: 1.8 – 3.6 V
1 MHz: 1.3 – 3.6 V

Low-Speed mode: 40 kHz: 1.1 – 3.6 V		 TQFP080-P-1212