IRMCF371TR International Rectifier, IRMCF371TR Datasheet - Page 8

• Manufacturer Part Number: IRMCF371TR
• Description: IC MOTOR CTRL RAM HP 48-QFP
• Manufacturer: International Rectifier

Specifications of IRMCF371TR

• Applications: AC Motor Controller, Permanent Magnet
• Number Of Outputs: 1
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Operating Temperature Classification: Industrial
• Package Type: PQFP
• Motion Control Description: Sensorless Motor Control IC for Appliances .
• Package: QFP48
• Moisture Sensitivity Level: MSL3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Load: -
• Lead Free Status / Rohs Status: Compliant

4 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.
4.1
UART Interface
Discrete I/O Interface
(must be tied to VSS)
(PWM output)
Discrete I/O
D/A Interface
P1.2/TXD
P1.1/RXD
P1.0/T2
P1.1/RXD
P1.2/TXD
P1.3/SYNC/SCK Input/output port 1.3, can be configured as SYNC output or SPI clock,
P1.4/CAP
P2.0/NMI
P2.1
JTAG port
System Reset
Interface
Interface
Crystal
Test Mode
UART
I2C
8051 Peripheral Interface Group
P1.3/SYNC/SCK
P3.0/INT2/CS1
P2.6/AOPWM
SCL/SO-SI
P1.1/RXD
P1.2/TXD
SDA/CS0
P3.2/INT0
XTAL0
XTAL1
P5.1/TMS
P5.2/TDO
RESET
P5.3/TDI
P1.4/CAP
P2.0/NMI
TSTMOD
TCK
P1.0/T2
P2.1
Output, Transmit data from IRMCF371, can be configured as P1.2
Input, Receive data to IRMCF371, can be configured as P1.1
needs to be pulled up to VDD1 in order to boot from I
Input/output port 2.1
Input/output port 1.0, can be configured as Timer 2 input
Input/output port 1.1, can be configured as RXD input
Input/output port 1.2, can be configured as TXD output
Input/output port 1.4, can be configured as Capture Timer input
Input/output port 2.0, can be configured as non-maskable interrupt input
Figure 4. Input/Output of IRMCF371
2
C EEPROM
PWMWH
GATEKILL
PWMWL
PWMUH
PWMUL
PWMVH
PWMVL
PLLVDD(1.8V)
PLLVSS
VDD1(3.3V)
VDD2(1.8V)
VSS
AVSS
CMEXT
AVDD(1.8V)
AREF
IFBO
AIN0
AIN1
AIN2
IFB+
IFB-
IRMCF371
PWM gate signal
Analog power/
Digital power/
A/D Interface
PLL power/
Interface
ground
ground
ground
8