IRMCF371TR International Rectifier, IRMCF371TR Datasheet
IRMCF371TR
Specifications of IRMCF371TR
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IRMCF371TR Summary of contents
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Sensorless Motor Control IC for Appliances Features TM MCE (Motion Control Engine) - Hardware based computation engine for high efficiency sinusoidal sensorless control of permanent magnet AC motor Supports both interior and surface permanent magnet motors Built-in hardware peripheral for ...
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Overview ....................................................................................................................................4 2 IRMCF371 Block Diagram and Main Functions.........................................................................5 3 Pinout.........................................................................................................................................7 4 Input/Output of IRMCF371.........................................................................................................8 4.1 8051 Peripheral Interface Group .........................................................................................8 4.2 Motion Peripheral Interface Group ......................................................................................9 4.3 Analog Interface Group .......................................................................................................9 4.4 Power Interface Group ......................................................................................................10 4.5 Test ...
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Figure 1. Typical Application Block Diagram Using IRMCF371.....................................................4 Figure 2. IRMCF371 Internal Block Diagram .................................................................................5 Figure 3. IRMCF371 Pin Configuration..........................................................................................7 Figure 4. Input/Output of IRMCF371..............................................................................................8 Figure 5. Application Connection of IRMCF371 ..........................................................................11 Figure 6. Clock Frequency vs. Power Consumption....................................................................12 Table ...
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... Overview IRMCF371 is a new International Rectifier integrated circuit device primarily designed as a one- chip solution for complete inverter controlled appliance motor control applications. Unlike a traditional microcontroller or DSP, the IRMCF371 provides a built-in closed loop sensorless control algorithm using the unique Motion Control Engine (MCE ...
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IRMCF371 Block Diagram and Main Functions IRMCF371 block diagram is shown in Figure 2. Figure 2. IRMCF371 Internal Block Diagram IRMCF371 contains the following functions for sensorless AC motor control applications: • Motion Control Engine (MCE o Proportional plus ...
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Transition o Multiply-divide (signed and unsigned) o Divide (signed and unsigned) o Adder o Subtractor o Comparator o Counter o Accumulator o Switch o Shift o ATAN (arc tangent) o Function block (any curve fitting, nonlinear function) o 16-bit ...
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Pinout 48 XTAL0 1 XTAL1 2 P1.0/T2 3 P1.1/RXD 4 P1.2/TXD 5 P1.3/SYNC/SCK 6 P1.4/CAP 7 VDD2 8 VSS 9 VDD1 10 P2.0/NMI 11 P2 Figure 3. IRMCF371 Pin Configuration ...
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Input/Output of IRMCF371 All I/O signals of IRMCF371 are shown in Figure 4. All I/O pins are 3.3V logic interface except A/D interface pins. XTAL0 Crystal XTAL1 UART P1.2/TXD Interface P1.1/RXD I2C SDA/CS0 Interface SCL/SO-SI P1.0/T2 P1.3/SYNC/SCK P1.4/CAP Discrete ...
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P3.0/INT2/CS1 Input/output port 3.0, can be configured as INT2 input or SPI chip select 1 P3.2/INT0 Input/output port 3.2, can be configured as INT0 input Analog Output Interface AOPWM Output, PWM output 0, 8-bit resolution, configurable carrier frequency Crystal Interface ...
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AIN0 Input, Analog input channel 0 (0 – 1.2V), typically configured for DC bus voltage input AIN1 Input, Analog input channel 1 (0 – 1.2V), needs to be pulled down to AVSS if unused AIN2 Input, Analog input channel 2 ...
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Application Connections Typical application connection is shown in Figure 5. All components necessary to implement a complete sensorless drive control algorithm are shown connected to IRMCF371. Figure 5. Application Connection of IRMCF371 IRMCF371 11 ...
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DC Characteristics 6.1 Absolute Maximum Ratings Symbol Parameter V Supply Voltage DD1 V Supply Voltage DD2 V Analog Input Voltage IA V Digital Input Voltage ID T Ambient Temperature A T Storage Temperature S Table 1. Absolute Maximum Ratings ...
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Digital I/O DC Characteristics Symbol Parameter V Supply Voltage DD1 V Supply Voltage DD2 V Input Low Voltage IL V Input High Voltage IH C Input capacitance IN I Input leakage current L (2) I Low level output OL1 ...
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PLL and Oscillator DC characteristics Symbol Parameter V Supply Voltage PLLVDD V Oscillator Input Low IL OSC Voltage V Oscillator Input High IH OSC Voltage Note: (1) Data guaranteed by design. 6.5 Analog I/O DC Characteristics - OP amp ...
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Under Voltage Lockout DC characteristics - Based on AVDD (1.8V) Unless specified 25˚C. Symbol Parameter UV UVcc positive going CC+ Threshold UV UVcc negative going CC- Threshold UV H UVcc Hysteresys CC 6.7 CMEXT and AREF Characteristics ...
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AC Characteristics 7.1 PLL AC Characteristics Symbol Parameter F Crystal input CLKIN frequency F Internal clock PLL frequency F Sleep mode output LWPW frequency J Short time jitter S D Duty cycle T PLL lock time LOCK Note: (1) ...
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Analog to Digital Converter AC Characteristics Unless specified 25˚C. Symbol Parameter T Conversion time CONV T Sample/Hold HOLD maximum hold time Table 9. A/D Converter AC Characteristics Note: (1) Data guaranteed by design. Input Voltage Voltage droop ...
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SYNC to SVPWM and A/D Conversion AC Timing SYNC IU,IV,IW AINx PWMUx,PWMVx,PWMWx Unless specified 25˚C. Symbol Parameter t SYNC pulse width wSYNC t SYNC to current dSYNC1 feedback conversion time t SYNC to AIN0-6 dSYNC2 analog input ...
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GATEKILL to SVPWM AC Timing Unless specified 25˚C. Symbol Parameter t GATEKILL pulse width wGK t GATEKILL to PWM dGK output delay Table 12. GATEKILL to SVPWM AC Timing Min Typ Max ...
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Interrupt AC Timing Unless specified 25˚C. Symbol Parameter t INT0, INT1 Interrupt wINT Assertion Time t INT0, INT1 latency dINT Min Typ Table 13. Interrupt AC Timing IRMCF371 Max Unit - SYSCLK 4 ...
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Timing SCL t I2ST1 t I2ST2 SDA Unless specified 25˚C. Symbol Parameter clock period I2CLK SDA start time I2ST1 SCL start ...
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SPI AC Timing 7.8.1 SPI Write AC timing Unless specified 25˚C. Symbol Parameter T SPI clock period SPICLK t SPI clock high time SPICLKHT t SPI clock low time SPICLKLT data delay time CSDELAY ...
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SPI Read AC Timing Unless specified 25˚C. Symbol Parameter T SPI clock period SPICLK t SPI clock high time SPICLKHT t SPI clock low time SPICLKLT data delay time CSRD t SPI read data ...
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UART AC Timing T BAUD TXD Start Bit RXD Unless specified 25˚C. Symbol Parameter T Baud Rate Period BAUD T UART sampling filter UARTFIL (1) period Note: (1) Each bit including start and stop bit is sampled ...
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CAPTURE Input AC Timing Unless specified 25˚C. Symbol Parameter T CAPTURE input period CAPCLK t CAPTURE input high CAPHIGH time t CAPTURE input low CAPLOW time t CAPTURE falling edge CRDELAY to capture register latch time t ...
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JTAG AC Timing T JCLK t JLOW t JHIGH TCK t CO TDO t JSETUP t JHOLD TDI/TMS Unless specified 25˚C. Symbol Parameter T TCK Period JCLK t TCK High Period JHIGH t TCK Low Period JLOW ...
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Pin List Pin Number Pin Name /Pull-down 1 XTAL0 2 XTAL1 3 P1.0/T2 4 P1.1/RXD 5 P1.2/TXD 6 P1.3/SYNC/ SCK 7 P1.4/CAP 8 VDD2 9 VSS 10 VDD1 11 P2.0/NMI 12 P2.1 13 P2.6/AOPWM 14 VDD2 15 VSS 16 ...
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Pin Number Pin Name /Pull-down 33 PWMVH 70 kΩ Pull 34 PWMUL 70 kΩ Pull 35 PWMUH 70 kΩ Pull 36 P3.0/INT2/CS1 37 P3.2/NINT0 38 VSS 39 SCL/SO-SI 40 SDA/CS0 41 P5.1/TMS 42 P5.2/TDO 43 P5.3/TDI 44 TCK 45 TSTMOD ...
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Package Dimensions IRMCF371 29 . ...
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... Lead-Free Part in 48-lead QFP Moisture sensitivity rating – MSL3 Part number Order quantities IRMCF371TR 2000 parts on tape and reel in dry pack IRMCF371TY 2500 parts on trays (250 parts per tray) in dry pack IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, Tel: (310) 252-7105 www ...