IRMCK343 Datasheet | International Rectifier

Features - - - - - - - - - - - - - - - - - MCE (Motion Control Engine) - Hardware based putation engine for high efficiency sinusoidal sensorless control of permanent magnet AC motor Integrated Power Factor Correction control Supports both interior and surface permanent magnet motors Built-in hardware peripheral for single shunt current feedback reconstruction No external current or voltage sensing operational amplifier required Three/two-phase Space Vector PWM Three-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 Serial munication interface (UART) I2C/SPI serial interface Watchdog timer with independent analog clock Three general purpose timers/counters Two special timers: periodic timer, capture timer Internal ‘One-Time Programmable’ (OTP) memory and internal RAM for final production usage Pin patible with IRMCK343, RAM version 1.8V/3.3V CMOS Product Summary Maximum crystal frequency Maximum internal clock (SYSCLK) frequency Maximum 8051 clock frequency Sensorless control putation time MCE 60 MHz 128 MHz 33 MHz 11 μsec typ 16 bit signed 56K bytes 8K bytes 2 μsec 16 bits/ SYSCLK 5 12 bits 2 μsec 2 SYSCLK 8 bits 57.6K bps 23 QFP64 -40°C ~ 85°C putation data range 8051 OTP Program memory MCE program and Data RAM Gate Kill latency (digital filtered) PWM carrier frequency counter 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) Number of I/O (max) Package (lead-free) Operating temperature Description IRMCK343 is a high performance OTP based motion control IC designed primarily for appliance applications. IRMCK343 is designed to achieve low cost and high performance control solutions for advanced inverterized appliance motor control. IRMCK343 contains two putation engines. One is Motion Control Engine (MCETM) for sensorless control of...