Technical information

HARDWARE
1-7
3800 GROUP USER’S MANUAL
GROUP EXPANSION
GROUP EXPANSION
Mitsubishi plans to expand the 3800 group as follows:
(1) Support for mask ROM, One Time PROM, EPROM,
and external ROM versions
ROM/PROM capacity................................... 8 K to 32 K bytes
RAM capacity .............................................. 384 to 1024 bytes
(2) Packages
64P4B ............................................ Shrink plastic molded DIP
64P6N-A............................. 0.8 mm pitch plastic molded QFP
64P6D-A............................. 0.5 mm pitch plastic molded QFP
64S1B ......................... Shrink ceramic DIP (EPROM version)
64D0................ 0.8 mm pitch ceramic LCC (EPROM version)
Memory Expansion Plan
Fig. 5 Memory expansion plan
M38002M2/E2
M38002M4/E4
M38003M6
M38002S
M38007M8/E8
Mass product
Being planned
Mass product
Mass product
Mass product
External ROM
ROM size (bytes)
32K
28K
24K
20K
16K
12K
8K
192
256 384 512 640 768 896 1024
RAM size (bytes)
M38004M8/E8
Mass product
Note : Products under development or planning: the development schedule and specifications may be revised without notice.