IRMCK371 International Rectifier, IRMCK371 Datasheet - Page 30

• Manufacturer Part Number: IRMCK371
• Description: A high performance OTP based motion control IC designed primarily for appliance applications.
• Manufacturer: International Rectifier

Specifications of IRMCK371

• Package: QFP48

Pin
Number
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9 Pin List
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
6
7
8
9
Pin Name
XTAL0
XTAL1
P1.0/T2
P1.1/RXD
P1.2/TXD
P1.3/SYNC/
SCK
P1.4/CAP
VDD2
VSS
VDD1
P2.0/NMI
P2.1
P2.6/AOPW
M
VDD2
VSS
AIN0
AVDD
AVSS
AIN1
CMEXT
AREF
IFB-
IFB+
IFBO
AIN2
VDD2
VSS
VDD1
GATEKILL
PWMWL
PWMWH
Internal
Pull-up
/Pull-down
70 kΩ Pull
70 kΩ Pull
up
up
Pin
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
P
P
P
P
P
P
P
P
P
P
I
I
I
I
I
I
I
30
Description
Crystal input
Crystal output
Discrete programmable I/O or Timer/Counter 2
input
Discrete programmable I/O or UART receive input
Discrete programmable I/O or UART transmit
output
Discrete programmable I/O or SYNC output or SPI
clock output
Discrete programmable I/O or Capture Timer input
1.8V digital power
Digital common
3.3V digital power
Discrete I/O or Non Maskable Interrupt
Discrete I/O
Discrete I/O or PWM digital output
1.8V digital power
Digital common
Analog input channel 0, 0-1.2V range, needs to be
pulled down to AVSS if unused
1.8V analog power
Analog common
Analog input channel 1, 0-1.2V range, needs to be
pulled down to AVSS if unused
Unbuffered 0.6V output. Capacitor needs to be
connected.
Analog reference voltage output (0.6V)
Single shunt current sensing OP amp input (-)
Single shunt current sensing OP amp input (+)
Single shunt current sensing OP amp output
Analog input channel 2, 0-1.2V range, needs to be
pulled down to AVSS if unused
1.8V digital power
Digital common
3.3V digital power
PWM shutdown input, 2-μsec digital filter,
configurable either high or low true.
PWM gate drive for phase W low side, configurable
either high or low true
PWM gate drive for phase W high side,
configurable either high or low true
© 2007 International Rectifier
IRMCK371