
W78E54C/W78E054C
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8.1
8.2
8.3
8.4
TYPICAL APPLICATION CIRCUITS........................................................................................ 20
Program Fetch Cycle.................................................................................................... 18
Data Read Cycle........................................................................................................... 18
Data Write Cycle........................................................................................................... 19
Port Access Cycle......................................................................................................... 19
9.
9.1
9.2
PACKAGE DIMENSIONS......................................................................................................... 22
Expanded External Program Memory and Crystal....................................................... 20
Expanded External Data Memory and Oscillator ......................................................... 21
10.
10.1
10.2
10.3
REVISION HISTORY................................................................................................................ 24
40-pin DIP..................................................................................................................... 22
44-pin PLCC ................................................................................................................. 22
44-pin PQFP................................................................................................................. 23
11.