HD6432670 Hitachi, HD6432670 Datasheet - Page 61

• Manufacturer Part Number: HD6432670
• Description: (HD64F267x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Type
Bus control
Symbol
DQMU
DQML
/
to
Pin No.
FP-144G
(H8S/2678
Series)
89
88
86
87
—
—
—
—
—
—
FP-144H
(H8S/2678R
Series)
89
88
86
87
86
87
103 to 106
103
104
105
I/O
Output Strobe signal indicating that external
Output Strobe signal indicating that external
Output Upper column address strobe signal
Output Lower column address strobe signal
Output Upper data mask enable signal for
Output Lower-data mask enable signal for
Output Row address strobe signal for the
Output Column address strobe signal for the
Output Write enable signal for the
Function
address space is to be written, and
the upper half (D15 to D8) of the
data bus is enabled.
Write enable signal for DRAM
interface space.
address space is to be written, and
the lower half (D7 to D0) of the data
bus is enabled.
for 16-bit DRAM interface space.
Column address strobe signal for 8-
bit DRAM interface space.
for 16-bit DRAM interface space.
16-bit synchronous DRAM for 16-bit
synchronous DRAM interface.
Data mask enable signal for 8-bit
synchronous DRAM interface space.
16-bit synchronous DRAM interface
space.
synchronous DRAM interface.
signal when areas 2 to 5 are set to
the continuous DRAM space.
Row address strobe signal for the
synchronous DRAM of the
synchronous DRAM interface.
synchronous DRAM of the
synchronous DRAM interface.
synchronous DRAM of the
synchronous DRAM interface.
Rev. 2.0, 04/02, page 15 of 906
signal is a row address strobe