QU80386EXTC33 Intel, QU80386EXTC33 Datasheet - Page 3

• Manufacturer Part Number: QU80386EXTC33
• Description: IC INT PROC 5V 33MHZ 132QFP
• Manufacturer: Intel

Specifications of QU80386EXTC33

• Processor Type: 386EX
• Features: 32-bit, Extended Temp
• Speed: 33MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 132-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 863827

Contents
1.0
2.0
3.0
4.0
5.0
6.0
7.0
Figures
Datasheet
Introduction
Pin Assignment
Pin Description
Functional Description
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
4.11
Design Considerations
5.1
5.2
5.3
Electrical Specifications
6.1
6.2
6.3
Bus Cycle Waveforms
1
2
3
4
5
6
7
8
9
10
Clock Generation and Power Management Unit ................................................. 19
Chip-select Unit ................................................................................................... 19
Interrupt Control Unit ........................................................................................... 19
Timer/Counter Unit .............................................................................................. 20
Watchdog Timer Unit........................................................................................... 20
Asynchronous Serial I/O Unit ..............................................................................20
Synchronous Serial I/O Unit ................................................................................ 21
Parallel I/O Unit ................................................................................................... 21
DMA and Bus Arbiter Unit ................................................................................... 21
Refresh Control Unit............................................................................................22
JTAG Test-logic Unit ........................................................................................... 22
Instruction Set ..................................................................................................... 23
Component and Revision Identifiers ................................................................... 24
Package Thermal Specifications .........................................................................24
Maximum Ratings................................................................................................ 27
DC Specifications ................................................................................................ 28
AC Specifications ................................................................................................ 30
Intel386™ EX Embedded Processor Block Diagram ............................................ 7
Intel386™ EX Embedded Processor 132-Pin PQFP Pin Assignment .................. 8
Intel386™ EX Embedded Processor 144-Pin TQFP Pin Assignment................. 10
Maximum Case Temperature vs. Frequency for Typical Power Values
(132-lead PQFP, V
Maximum Case Temperature vs. Frequency for Typical Power Values
(144-lead TQFP, V
Maximum Case Temperature vs. Frequency for Typical Power Values
(132-lead PQFP, V
Maximum Case Temperature vs. Frequency for Typical Power Values
(144-lead TQFP, V
Drive Levels and Measurement Points for AC Specifications (EXTC) ................ 30
Drive Levels and Measurement Points for AC Specifications (EXTB) ................ 31
AC Test Loads..................................................................................................... 42
.................................................................................................................. 7
.......................................................................................................... 12
........................................................................................................... 8
cc
cc
cc
cc
............................................................................................47
........................................................................................... 19
= 5.5 V nominal) ................................................................ 25
= 3.6 V)..............................................................................26
= 5.5 V) ............................................................................. 25
= 3.6 V) ............................................................................. 26
..........................................................................................23
........................................................................................ 27
Intel386™ EX Embedded Microprocessor
3