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IRMCF171 Datasheet(PDF) 10 Page - International Rectifier

Part # IRMCF171
Description  High Performance Sensorless Motor Control IC
PDF  36 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IRMCF171 Datasheet(HTML) 10 Page - International Rectifier

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IRMCF171
10
www.irf.com
© 2013 International Rectifier
April 20, 2013
P1.2/TXD
P1.1/RXD
P1.3/SYNC/SCK
XTAL0
PWMUH
PWMUL
PWMVH
PWMVL
PWMWH
PWMWL
GATEKILL
AIN0 – AIN4
Host
Microcontroller
(RS232C)
Digital I/O
Control
System
Clock
4MHz
Crystal
Analog Output
XTAL1
P1.4/CAP
P3.0/CS1
RESET
P5.1/TDI
JTAG Control
(Flash programming
& Emulation)
TCK
P5.2/TMS
TDO
IFBC+
IFBC-
IFBCO
Analog inputs (0-1.2V)
AVDD
1.8V
AVSS
VDD1
3.3V
VSS
CMEXT
AIN5+
AIN 5-
AIN5O
Optional External Voltage
Reference (0.6V)
P2.7/AOPWM1
SCL/SO-SI
SDA/CS0
Other Communication
(I2C)
Frequency
Synthesizer
RS232 C
I2C/SPI
PORT1
PORT2
RESET
PWM1
JTAG
Interface
Low Loss
Space
Vector
PWM
S/H
S/H
8051
CPU
Dual
Port
Memory
(2 KB)
&
MCE
Memory
(12 KB)
Motion
Control
Modules
Motion
Control
Sequencer
12bit
A/D
&
MUX
System
clock
Local
RAM
(2 KB)
Program
FLASH
(64 KB)
System
Reset
Watchdog
Timer
Timers
IRMCF171
AREF
PORT3
P1.0/T2
P1.5
P2.0/NMI
P3.2/INT0
5
3.3V
1.8V
Voltage
Regulator
VDDCAP
3.3V
P3.3/INT1
Motor
HVIC
Gate Drive
IRS2336 D
Single
Shunt
Current
Sensing
P3.1/AOPWM2
Buffered Analog Input
PWM2
Figure 5. IRMCF171 Single Shunt Connection Diagram
4.1 8051 Peripheral Interface Group
UART Interface
P1.2/TXD
Output, Transmit data from IRMCF171
P1.1/RXD
Input, Receive data to IRMCF171
Discrete I/O Interface
P1.0/T2
Input/output port 1.0, can be configured as Timer/Counter 2 input
P1.1/RXD
Input/output port 1.1, can be configured as RXD input
P1.2/TXD
Input/output port 1.2, can be configured as TXD output
P1.3/SYNC/SCK
Input/output port 1.3, can be configured as SYNC output or SPI clock output
P1.4/CAP
Input/output port 1.4, can be configured as Capture Timer input
P1.5
Input/output port 1.5
P2.0/NMI
Input/output port 2.0, can be configured as non-maskable interrupt input
P2.7/AOPWM1
Input/output port 2.7, can be configured as AOPWM1 output
P3.0/INT2/CS1
Input/output port 3.0, can be configured as INT2 input or SPI chip select 1
P3.1/AOPWM2
Input/output port 3.1, can be configured as AOPWM2 output
P3.2/NINT0
Input/output port 3.2, can be configured as INT0 input
P3.3/NINT1
Input/output port 3.3, can be configured as INT1 input
P5.1/TDI
Input port 5.1, configured as JTAG port by default



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