Microcontrollers(444)

Voice ICs(260)

ML51UB9AE

NuMicro® ML51UB9AE is embedded with based on 1T 8051-based CMOS microcontroller, runs up to 24 MHz at a wide voltage range from 1.8V to 5.5V, and features 16 KB flash, 1 KB SRAM, and 4 KB loader ROM for the ISP. It is also equipped with plenty of peripheral devices, such as up to 24 GPIO, Timers, Watchdog Timer, Window Watchdog Timer, UART, SPI, I²C, PWM Timer, 12-bit ADC, and available in SOP28.

Target Application:

  • Wearable, battery-powered devices
  • Home appliances
  • IoT device
  • Auto-alarm system
  • Battery management system
  • Remote controller

Key Features:

1T 8051-based CMOS microcontroller running up to 24MHz
  - Built-in LDO for wide operating voltage ranges from 1.8V to 5.5V
  - Temperature range: -40 ℃ to +105 ℃
   
Flash Memory
  - 16 KB Flash for program code
  4 KB flash for ISP
   
SRAM Memory
  - 1 KB embedded SRAM
     
Clocks
  - 4 to 24 MHz HXT crystal oscillator or external input clock
  - 32.768 kHz LXT crystal oscillator or external input clock for low-power system operation
  - Internal 24 MHz HIRC oscillator variation < ± 2 % within all temperature and full voltage range
  - Supports software trim function to ±0.25% deviation within - 40 ℃ ~ 105 ℃
  - Internal 38.4kHz LIRC with variation < ± 50 %. Add software trim mechanism for UART 2 % accuracy
   
Power management
  - Normal run mode: 80 μA/ MHz
  - Low power run mode ( run with LIRC ): lowest current 15 μA
  - Idle mode: lowest current: 13 μA
  - Power-down current: Lowest current < 1 μA
  - Wake up from power down in 10 us ( run with HIRC )
     
PWM
  - Up to 6*16-bit channel PWM outputs or 3 complementary paired PWM outputs
  - Support Dead-Zone generator for complementary paired PWM
  - Support Capture interrup
ADC
  - 8 ch 12-bit SAR ADC with 500kSPS
     
Connectivity
  - Up to 1 SPI
  - Up to 2 I²C
  - Up to 2 UART
  - Up to 1 smart card interface
  - Up to 24 GPIO
     
Package
  - SOP28