w78e051b ETC-unknow, w78e051b Datasheet - Page 2

• Manufacturer Part Number: w78e051b
• Description: 8-bit Microcontroller
• Manufacturer: ETC-unknow

9.
10.
11.
12.
TIMING WAVEFORMS ............................................................................................................. 18
9.1
9.2
9.3
9.4
9.5
TYPICAL APPLICATION CIRCUITS ........................................................................................ 21
10.1
10.2
PACKAGE DIMENSIONS ......................................................................................................... 23
11.1
11.2
11.3
REVISION HISTORY ................................................................................................................ 25
Program Fetch Cycle .................................................................................................... 18
Data Read Cycle........................................................................................................... 18
Data Write Cycle........................................................................................................... 19
Port Access Cycle......................................................................................................... 19
Program Operation ....................................................................................................... 20
Expanded External Program Memory and Crystal ....................................................... 21
Expanded External Data Memory and Oscillator ......................................................... 22
40-pin DIP ..................................................................................................................... 23
44-pin PLCC ................................................................................................................. 23
44-pin PQFP ................................................................................................................. 24
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W78E51B