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IRMCF371TY Datasheet(PDF) 27 Page - International Rectifier

Part # IRMCF371TY
Description  Sensorless Motor Control IC for Appliances
PDF  30 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IRMCF371TY Datasheet(HTML) 27 Page - International Rectifier

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IRMCF371
27
8 Pin List
Pin
Number
Pin Name
Internal
Pull-up
/Pull-down
Pin
Type
Description
1
XTAL0
I
Crystal input
2
XTAL1
O
Crystal output
3
P1.0/T2
I/O
Discrete programmable I/O or Timer/Counter 2 input
4
P1.1/RXD
I/O
Discrete programmable I/O or UART receive input
5
P1.2/TXD
I/O
Discrete programmable I/O or UART transmit output
6
P1.3/SYNC/
SCK
I/O
Discrete programmable I/O or SYNC output or SPI
clock output, needs to be pulled up to VDD1 in order
to boot from I2C EEPROM
7
P1.4/CAP
I/O
Discrete programmable I/O or Capture Timer input
8
VDD2
P
1.8V digital power
9
VSS
P
Digital common
10
VDD1
P
3.3V digital power
11
P2.0/NMI
I/O
Discrete I/O or Non Maskable Interrupt
12
P2.1
I/O
Discrete I/O
13
P2.6/AOPWM
I/O
Discrete I/O or PWM digital output
14
VDD2
P
1.8V digital power
15
VSS
P
Digital common
16
AIN0
I
Analog input channel 0, 0-1.2V range, needs to be
pulled down to AVSS if unused
17
AVDD
P
1.8V analog power
18
AVSS
P
Analog common
19
AIN1
I
Analog input channel 1, 0-1.2V range, needs to be
pulled down to AVSS if unused
20
CMEXT
O
Unbuffered 0.6V output. Capacitor needs to be
connected.
21
AREF
O
Analog reference voltage output (0.6V)
22
IFB-
I
Single shunt current sensing OP amp input (-)
23
IFB+
I
Single shunt current sensing OP amp input (+)
24
IFBO
O
Single shunt current sensing OP amp output
25
AIN2
I
Analog input channel 2, 0-1.2V range, needs to be
pulled down to AVSS if unused
26
VDD2
P
1.8V digital power
27
VSS
P
Digital common
28
VDD1
P
3.3V digital power
29
GATEKILL
I
PWM shutdown input, 2-μsec digital filter,
configurable either high or low true.
30
PWMWL
70 kΩ Pull
up
O
PWM gate drive for phase W low side, configurable
either high or low true
31
PWMWH
70 kΩ Pull
up
O
PWM gate drive for phase W high side, configurable
either high or low true
32
PWMVL
70 kΩ Pull
up
O
PWM gate drive for phase V low side, configurable
either high or low true



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