IRMCF312

www.DataSheet4U.com Outline Data Sheet No. 03-10-06 Advanced Information IRMCF312 MCETM(Motion Control Engine) based sinusoidal sensorless control Features „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ MCE based hardware computation for complex motor control algorithm Enable two sensorless PM motor control and digital PFC control Increase energy efficiency to exceed energy guideline Supports both interior and surface permanent magnet motors Built-in hardware peripheral of single shunt current feedback reconstruction for compressor and fan motor. No external OP amp required 2 channel loss minimization Space Vector PWM 3 channel analog output (PWM) Embedded 8-bit high speed microcontroller (8051) for flexible I/O and man-machine control JTAG programming port for emulation/debugger 2 channel serial communication interface (UART) I2C serial interface Analog watchdog timer, 4 Timer/counter External EEPROM and internal RAM facilitates debugging and code development Pin compatible with mask ROM version 3.3V/1.8V CMOS TM Dual Channel Sensorless PM Motor Control IC Product Summary Maximum clock input (crystal) Internal max clock frequency (SYSCLK) Sensorless control computation time MCETM computation data range Program RAM RAM GateKill latency (digital filtered) PWM carrier frequency data range A/D input channels A/D converter resolution A/D converter conversion speed 8051 instruction execution speed Analog output (PWM) resolution UART baud rate (typ) Package 60 MHz 120 MHz 11 μsec typ 16 bit si...