Datasheet

Section 1 Overview
Rev.7.00 Mar. 18, 2009 page 25 of 1136
REJ09B0109-0700
Pin No.
Type Symbol
H8S/2378
0.18μm
F-ZTAT Group,
H8S/2378R
0.18μm
F-ZTAT Group
(LQFP-144)
H8S/2378
0.18μm
F-ZTAT Group,
H8S/2378R
0.18μm
F-ZTAT Group
(LGA-145)
H8S/2377
H8S/2377R
H8S/2375
H8S/2373
H8S/2375R
H8S/2373R
I/O Function
Bus
control
RAS/
RAS2
RAS3 to
RAS5
109, 110,
35, 36
A12,
A13,
L1,
M1
109, 110,
35, 36
109, 110,
35, 36
Output Row address strobe
signal for the
synchronous DRAM
interface.
RAS signal is a row
address strobe
signal when areas 2
to 5 are set to the
continuous DRAM
space.
RAS
*
1
109 A12 109 109 Output Row address strobe
signal for the
synchronous DRAM
of the synchronous
DRAM interface.
CAS
*
1
110 A13 110 110 Output Column address
strobe signal for the
synchronous DRAM
of the synchronous
DRAM interface.
WE
*
1
35 L1 35 35 Output Write enable signal
for the synchronous
DRAM of the
synchronous DRAM
interface.
WAIT 84 J11 84 84 Input Requests insertion
of a wait state in the
bus cycle when
accessing external
3-state address
space.