MC68332ACFC25 Freescale Semiconductor, MC68332ACFC25 Datasheet - Page 4
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MC68332ACFC25
Manufacturer Part Number
MC68332ACFC25
Description
IC MCU 32BIT 25MHZ 132-PQFP
Manufacturer
Freescale Semiconductor
Series
M683xxr
Specifications of MC68332ACFC25
Core Processor
CPU32
Core Size
32-Bit
Speed
25MHz
Connectivity
EBI/EMI, SCI, SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
15
Program Memory Type
ROMless
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
132-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68332ACFC25
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Part Number:
MC68332ACFC25
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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Paragraph
4.2.10
4.2.11
4.2.12
4.2.13
4.3
4.3.1
4.3.2
4.3.3
4.3.4
4.3.5
4.4
4.4.1
4.4.1.1
4.4.1.2
4.4.1.3
4.4.1.4
4.4.1.5
4.4.1.6
4.4.1.7
4.4.1.8
4.4.1.9
4.4.1.10
4.4.1.11
4.4.2
4.4.3
4.4.4
4.4.5
4.5
4.5.1
4.5.2
4.5.2.1
4.5.2.2
4.5.3
4.5.4
4.5.4.1
4.5.4.2
4.5.5
4.5.5.1
4.5.5.2
4.5.5.3
4.5.5.4
System Clock ................................................................................................. 4-9
External Bus Interface .................................................................................. 4-17
Bus Operation .............................................................................................. 4-22
Software Watchdog ................................................................................ 4-5
Periodic Interrupt Timer .......................................................................... 4-7
Low-Power Stop Operation .................................................................... 4-8
Freeze Operation ................................................................................... 4-9
Clock Sources ...................................................................................... 4-10
Clock Synthesizer Operation ................................................................ 4-10
External Bus Clock ............................................................................... 4-15
Low-Power Operation ........................................................................... 4-15
Loss of Reference Signal ..................................................................... 4-16
Bus Signals .......................................................................................... 4-18
Dynamic Bus Sizing ............................................................................. 4-20
Operand Alignment .............................................................................. 4-21
Misaligned Operands ........................................................................... 4-22
Operand Transfer Cases ...................................................................... 4-22
Synchronization to CLKOUT ................................................................ 4-23
Regular Bus Cycles .............................................................................. 4-23
Fast Termination Cycles ....................................................................... 4-26
CPU Space Cycles ............................................................................... 4-27
Bus Exception Control Cycles .............................................................. 4-31
Address Bus ................................................................................. 4-18
Address Strobe ............................................................................ 4-18
Data Bus ...................................................................................... 4-18
Data Strobe .................................................................................. 4-18
Read/Write Signal ........................................................................ 4-18
Size Signals ................................................................................. 4-19
Function Codes ............................................................................ 4-19
Data and Size Acknowledge Signals ........................................... 4-19
Bus Error Signal ........................................................................... 4-20
Halt Signal .................................................................................... 4-20
Autovector Signal ......................................................................... 4-20
Read Cycle ................................................................................... 4-24
Write Cycle ................................................................................... 4-25
Breakpoint Acknowledge Cycle .................................................... 4-28
LPSTOP Broadcast Cycle ............................................................ 4-31
Bus Errors .................................................................................... 4-33
Double Bus Faults ........................................................................ 4-33
Retry Operation ............................................................................ 4-34
Halt Operation .............................................................................. 4-34
Freescale Semiconductor, Inc.
For More Information On This Product,
TABLE OF CONTENTS
Go to: www.freescale.com
(Continued)
Title
USER’S MANUAL
MC68332
Page
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