IRMCK343 International Rectifier, IRMCK343 Datasheet - Page 10

• Manufacturer Part Number: IRMCK343
• Description: A high performance OTP based motion control IC designed primarily for appliance applications.
• Manufacturer: International Rectifier

Specifications of IRMCK343

• Package: QFP64

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Analog Output Interface
Crystal Interface
Reset Interface
I
4.2
PWM
Fault
2
C/SPI Interface/OTP Programming
P2.2
P2.3
P2.4
P2.5
P3.0/INT2/CS1
P3.2/INT0
P2.6/AOPWM0
P2.7/AOPWM1
P3.1/AOPWM2
XTAL0
XTAL1
RESET
SCL/SO-SI/VPP Output or Power, I
SDA/CS0
P3.0/INT2/CS1
P1.3/SYNC/SCK Input/output, SYNC output or SPI clock, needs to be pulled up to VDD1
PWMUH
PWMUL
PWMVH
PWMVL
PWMWH
PWMWL
PFCPWM
GATEKILL
P5.0/PFCGKILL Input, upon assertion, this negates PFCPWM signal, programmable logic
Motion Peripheral Interface Group
Input/output port 2.2
Input/output port 2.3
Input/output port 2.4
Input/output port 2.5
1
programmable carrier frequency
programmable carrier frequency
programmable carrier frequency
Input, connected to crystal
Output, connected to crystal
require external RC time constant
in order to boot from I
logic sense
sense, can be configured as discrete I/O in which case CGATEKILL
negates PFCPWM
Input/output port 3.0, can be configured as INT2 input or SPI chip select
Input/output port 3.2, can be configured as INT0 input
Input/output, can be configured as 8-bit PWM output 0 with
Input/output, can be configured as 8-bit PWM output 1 with
Input/output, can be configured as 8-bit PWM output 2 with
Input/output, system reset, needs to be pulled up to VDD1 but doesn’t
Input/output, I
Input/output, INT2 or SPI chip select 1
Output, PWM phase U high side gate signal
Output, PWM phase U low side gate signal
Output, PWM phase V high side gate signal
Output, PWM phase V low side gate signal
Output, PWM phase W high side gate signal
Output, PWM phase W low side gate signal
Output, PFC PWM gate signal
Input, upon assertion, this negates all six PWM signals, programmable
2
C data line or SPI chip select 0
2
C clock output or SPI data or OTP Programming
2
C EEPROM
10
© 2007 International Rectifier
IRMCK343