HD6432345 Datasheet, PDF (25/907 Pages) Hitachi Semiconductor – H8S/2345 F-ZTAT Hardware Manual

Table 1.1 Overview (cont)
Item
Operating modes
Clock pulse
generator
Packages
Product lineup
Specification
• Seven MCU operating modes (ZTAT, mask ROM, and ROMless versions)
CPU
Operating
Mode Mode
Description
External Data Bus
On-Chip Initial Maximum
ROM Value Value
1
Normal On-chip ROM disabled Disabled 8 bits 16 bits
expansion mode
2*
On-chip ROM enabled Enabled 8 bits 16 bits
expansion mode
3*
Single-chip mode
Enabled —
4
Advanced On-chip ROM disabled Disabled 16 bits 16 bits
expansion mode
5
On-chip ROM disabled Disabled 8 bits 16 bits
expansion mode
6*
On-chip ROM enabled Enabled 8 bits 16 bits
expansion mode
7*
Single-chip mode
Enabled —
Note: * Not used on ROMless versions.
• Built-in duty correction circuit
• 100-pin plastic TQFP (TFP-100B, TFP-100G*)
• 100-pin plastic QFP (FP-100A, FP-100B)
Model Name
Mask ROM
Version
F-ZTAT™
ZTAT™
ROM/RAM
(Bytes)
HD6432345 HD64F2345 HD6472345
128 k/4 k
HD6432344 —
—
96 k/4 k
HD6432343 —
—
64 k/2 k
HD6432341 —
—
32 k/2 k
HD6412340 —
—
(ROMless
versions)
—/2 k
Packages
TFP-100B
TFP-100G*
FP-100A
FP-100B
Note: * TFP-100G is under development.
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