IRMCF312 International Rectifier, IRMCF312 Datasheet - Page 6

• Manufacturer Part Number: IRMCF312
• Description: Dual Channel Sensorless PM Motor Control IC
• Manufacturer: International Rectifier

Specifications of IRMCF312

• Motion Control Description: Dual Channel Sensorless PM Motor Control IC
• Package: QFP100
• Moisture Sensitivity Level: MSL3

• 8051 microcontroller
o Peak detect
o 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 wide Logic operations (AND, OR, XOR, NOT, NEGATE)
o MCE
o MCE
o Three 16-bit timer/counters
o 16-bit periodic timer
o 16-bit analog watchdog timer
o 16-bit capture timer
o Up to 36 discrete I/Os
o Eleven-channel 12-bit A/D
o JTAG port (4 pins)
o Up to three channels of analog output (8-bit PWM)
o Two UART
o I
o 48K byte program RAM loaded from external EEPROM
o 2K byte data RAM.
Note 1: Total size of RAM is 8K byte including MCE program, MCE data, and
8051 data. Different sizes can be allocated depending on applications.
2
C/SPI port
TM
TM
Five buffered channels (0 – 1.2V input)
Six unbuffered channels (0 – 1.2V input)
program and data memory (6K byte).
control sequencer
Note 1
Note 1
IRMCF312
6