
Preliminary W79E225A/227A Data Sheet
Publication Release Date: December 14, 2007
- 4 -
Revision A2.0
24.2
24.3
DC Characteristics...................................................................................................... 182
AC Characteristics...................................................................................................... 185
24.3.1
External Clock Characteristics....................................................................................185
24.3.2
AC Specification.........................................................................................................185
24.3.3
MOVX Characteristics Using Stretch Memory Cycle..................................................186
The ADC Converter DC ELECTRICAL CHARACTERISTICS ................................... 188
I2C Bus Timing Characteristics .................................................................................. 188
Program Memory Read Cycle ....................................................................................189
Data Memory Read Cycle...........................................................................................190
Data Memory Write Cycle........................................................................................... 190
TYPICAL APPLICATION CIRCUITS......................................................................................191
25.1
Expanded External Program Memory and Crystal..................................................... 191
25.2
Expanded External Data Memory and Oscillator........................................................ 191
PACKAGE DIMENSION .........................................................................................................192
26.1
44L PLCC ...................................................................................................................192
26.2
48L LQFP (7x7x1.4mm footprint 2.0mm) ................................................................... 193
APPLICATION NOTE .............................................................................................................194
REVISION HISTORY..............................................................................................................200
24.4
24.5
24.6
24.7
24.8
25.
26.
27.
28.