MC68040FE25V Freescale Semiconductor, MC68040FE25V Datasheet - Page 7
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MC68040FE25V
Manufacturer Part Number
MC68040FE25V
Description
IC MICROPROCESSOR 32BIT 184-CQFP
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68EC040FE33A.pdf
(442 pages)
Specifications of MC68040FE25V
Processor Type
M680x0 32-Bit
Speed
25MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
184-CQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
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FREESCALE
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MC68040FE25V
Manufacturer:
MOTOLOLA
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MC68040FE25V
Manufacturer:
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Paragraph
5.4.2
5.4.3
5.4.4
5.4.5
5.4.6
5.5
5.5.1
5.5.2
5.6
5.6.1
5.6.2
5.6.3
5.7
5.7.1
5.7.2
5.7.3
5.8
5.8.1
5.8.2
5.8.3
5.9
5.9.1
5.9.2
5.9.3
5.10
5.11
5.12
5.12.1
5.12.2
5.12.3
5.12.4
5.12.5
5.13
5.14
6.1
6.2
6.2.1
MOTOROLA
Number
Snoop Control Signals........................................................................... 5-9
Arbitration Signals ................................................................................. 5-10
Processor Control Signals ..................................................................... 5-10
Interrupt Control Signals........................................................................ 5-11
Status And Clock Signals ...................................................................... 5-12
Data Latch Enable (DLE)—Only on MC68040...................................... 5-14
Test Signals .......................................................................................... 5-15
Instruction Shift Register ....................................................................... 6-3
MMU Disable (MDIS)—Not on MC68EC040 ......................................... 5-14
Power Supply Connections ................................................................... 5-15
Signal Summary .................................................................................... 5-16
Overview ............................................................................................... 6-2
Transfer in Progress (TIP) ................................................................. 5-8
Transfer Acknowledge (TA) ............................................................... 5-8
Transfer Error Acknowledge (TEA) .................................................... 5-8
Transfer Cache Inhibit (TCI) .............................................................. 5-9
Transfer Burst Inhibit (TBI) ................................................................. 5-9
Snoop Control (SC1, SC0) ................................................................ 5-9
Memory Inhibit (MI)............................................................................ 5-9
Bus Request (BR) .............................................................................. 5-10
Bus Grant (BG) .................................................................................. 5-10
Bus Busy (BB).................................................................................... 5-10
Cache Disable (CDIS)........................................................................ 5-10
Reset In (RSTI) .................................................................................. 5-11
Reset Out (RSTO).............................................................................. 5-11
Interrupt Priority Level (IPL2–IPL0).................................................... 5-11
Interrupt Pending Status (IPEND) ...................................................... 5-12
Autovector (AVEC) ............................................................................. 5-12
Processor Status (PST3–PST0) ........................................................ 5-12
Bus Clock (BCLK) .............................................................................. 5-14
Processor Clock (PCLK)—Not on MC68040V and MC68EC040V ... 5-14
Test Clock (TCK) ............................................................................... 5-15
Test Mode Select (TMS) .................................................................... 5-15
Test Data In (TDI) .............................................................................. 5-15
Test Data Out (TDO) ......................................................................... 5-15
Test Reset (TRST)—Not on MC68040V and MC68EC040V............. 5-15
EXTEST ............................................................................................. 6-3
TABLE OF CONTENTS (Continued)
Freescale Semiconductor, Inc.
IEEE 1149.1 Test Access Port (JTAG)
For More Information On This Product,
Go to: www.freescale.com
M68040 USER’S MANUAL
Section 6
Title
Number
Page
ix
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