7641 datasheet(7/138 Pages) RENESAS

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7641 Group

Rev.4.00

Aug 28, 2006

page 7 of 135

REJ03B0191-0400

GROUP EXPANSION

Mitsubishi plans to expand the 7641 group as follows.

Memory Type

Supports for mask ROM and flash memory versions.

Memory Size

ROM size ......................................................................... 32 Kbytes

RAM size ........................................................... 1024 to 2560 bytes

Memory Expansion Plan

Fig. 5 Memory expansion plan

Currently planning products are listed below.

As of Aug. 2006

Package

PRQP0080GB-A

PLQP0080KB-A

PRQP0080GB-A

PLQP0080KB-A

Product name

M37641M8-XXXFP

M37641M8-XXXHP

M37641F8FP

M37641F8HP

ROM size (bytes)

ROM size for User in ( )

32768 (32636)

RAM size

(bytes)

1024

Table 3 Support products

Mask ROM version

Remarks

Packages

PRQP0080GB-A ......................... 0.8 mm-pitch plastic molded QFP

PLQP0080KB-A ........................ 0.5 mm-pitch plastic molded LQFP

ROM

external

60 K

48 K

32 K

28 K

24 K

20 K

16 K

12 K

8 K

384

512

640

768

896 1024 1152 1280 1408 1536 2048 3072 4032

ROM size (bytes)

RAM size (bytes)

M37641M8

M37641F8

32768

2560

Flash memory version

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