Products

 MCU/DSP/DSC:

NO. Product Characteristics Voltage Frequency(Hz) Static current Describe Packages
1 1808 MCU+DSP 2.5V-5.5V 73M 20uA   LQFP48 LQFP32 SSOP28


Characteristics:

MCU Core
   1T JMT51 core
   Fully compatible with standard 8051 processor instruction set
   73 MHz maximum operating freque
DSP Core
   JMT018 DSP core with single MAC
   JMT defined instruction set
   73 MHz maximum operating frequency
CORDIC Core
   As a CORDIC coprocessor to MCU core
   As instruction set addition to DSP core
   Support circular functions(trigonometric rotation mode and vectoring mode)
Memory
   32kB flash (shared by both MCU and DSP)
   256B standard 8051 RAM
   1kB on-chip XRAM
   1kB SRAM for DSP program memory
   64x16 SRAM for DSP DM0
   64x16 SRAM for DSP DM1
   MCU can access all DSP SRAMs
Clocks
   Internal high-frequency oscillator:73.728MHz ±1%
   Internal low-frequency oscillator:32KHz ±5%
   On-Chip Crystal Oscillator/External Clock:22.1184MHz
Timers
   3 x 16-bit general-purpose timers
   1 watchdog timer(WDT), clocked from low frequency oscillator
   1 real-time clock timer (RTC), clocked from low frequency oscillator
PWMs
   2 x 16-bit PWMs
   Every PWM can be configured as 7 independent channels or 3 pairs of complementary channels and one independent channel.
   16-bit up, down, up/down auto-reload counter
   Edge-aligned or center-aligned PWM generation
   Complementary PWM outputs with programmable inserted dead-times
   Support input capture, output compare
   One-pulse mode output
   Trigger ADCs
   Break input
   Supports incremental (quadrature) encoder and hall-sensor circuitry
Communication Interfaces
   1 x I2C interface
   2 × UART (IrDA)
   1 × SPI
Timers
   3 x 16-bit general-purpose timers
   1 watchdog timer(WDT), clocked from low frequency oscillator
   1 real-time clock timer (RTC), clocked from low frequency oscillator
PWMs
   2 x 16-bit PWMs
   Every PWM can be configured as 7 independent channels or 3 pairs of complementary channels and one independent channel.
   16-bit up, down, up/down auto-reload counter
   Edge-aligned or center-aligned PWM generation
   Complementary PWM outputs with programmable inserted dead-times
   Support input capture, output compare
   One-pulse mode output
   Trigger ADCs
   Break input
   Supports incremental (quadrature) encoder and hall-sensor circuitry
Communication Interfaces
   1 x I2C interface
   2 × UART (IrDA)
   1 × SPI

Applications:

  • Field Oriented Control (FOC) solutions are for  The UAV - Unmanned Aerial Vehicle 
  • Hoverboard、E-Bike、Home Appliances, etc.
  • E-Cigarettes: 200 Watts of Electronic Cigarettes.

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