
MC68HC05B6
Rev. 4
MOTOROLA
H-3
MC68HC705B32
14
Preliminary
The MC68HC705B32 is an EPROM version of the MC68HC05B32, with the ROM replaced by a
similar amount of EPROM. The entire MC68HC05B6 data sheet applies to the MC68HC705B32,
with the exceptions outlined in this appendix.
H.1
Features
31246 bytes user EPROM
No page zero EPROM at $20–$4F
528 bytes of RAM
638 bytes bootstrap ROM instead of 432 bytes of self-check ROM
Simultaneous programming of EPROM with up to 16 bytes of different data
-40 to +85
°C operating temperature range (extended)
52-pin PLCC, 56-pin SDIP and 64-pin QFP packages
High speed version not available
Note:
The electrical characteristics from the MC68HC05B6 data sheet should not be used for
the MC68HC705B32. Data specic to this device can be found in
Section H.7 and
TPG
245
05B6Book Page 3 Tuesday, April 6, 1999 8:24 am