w78e054c Winbond Electronics Corp America, w78e054c Datasheet

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w78e054c

Manufacturer Part Number
w78e054c
Description
8-bit Microcontroller
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W78E054C.pdf (24 pages)

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Part Number
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Quantity
Price
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Company:
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Part Number:
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Manufacturer:
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Table of Contents-
1.
2.
3.
4.
5.
6.
7.
8.
GENERAL DESCRIPTION ......................................................................................................... 3
FEATURES ................................................................................................................................. 3
PIN CONFIGURATIONS ............................................................................................................ 4
PIN DESCRIPTION..................................................................................................................... 5
FUNCTIONAL DESCRIPTION ................................................................................................... 6
5.1
5.2
5.3
5.4
5.5
5.6
5.7
SECURITY BITS ....................................................................................................................... 11
6.1
6.2
6.3
ELECTRICAL CHARACTERISTICS......................................................................................... 13
7.1
7.2
7.3
TIMING WAVEFORMS ............................................................................................................. 18
Timers 0, 1, and 2 ........................................................................................................... 6
New Defined Peripheral.................................................................................................. 6
5.2.1
5.2.2
5.2.3
Power-off Flag ................................................................................................................ 8
Watchdog Timer ............................................................................................................. 8
Clock ............................................................................................................................. 10
Power Management...................................................................................................... 10
Reset............................................................................................................................. 10
Lock Bit ......................................................................................................................... 11
MOVC Inhibit................................................................................................................. 12
Encryption ..................................................................................................................... 12
Absolute Maximum Ratings .......................................................................................... 13
D.C. Characteristics...................................................................................................... 13
A.C. Characteristics ...................................................................................................... 15
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
PORT4 .............................................................................................................................7
Reduce EMI Emission ......................................................................................................7
Clock Input Waveform ....................................................................................................15
Program Fetch Cycle......................................................................................................15
Data Read Cycle ............................................................................................................16
Data Write Cycle.............................................................................................................16
Port Access Cycle ..........................................................................................................16
Program Operation .........................................................................................................17
INT2
/
I
NT3
....................................................................................................................6
W78E54C/W78E054C Data Sheet
8-BIT MICROCONTROLLER
- 1 -
Publication Release Date: October 3, 2006
Revision A4

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