M38002M4 Datasheet, PDF (100/173 Pages) Mitsubishi Electric Semiconductor – 8-BIT SINGLE-CHIP MICROCOMPUTER

APPLICATION
2.4 Processor mode
A0–A7
(Port P0)
A8–A14
(Port P1)
S
(A15)
W
(WR of 3800)
DQ1–DQ8
(Port P2)
OE
(RD of 3800)
Address (low-order)
Address (high-order)
td(AH— WR)
125 ns - 35 ns (min)
“ H ” level
tWL(WR)
125 ns - 10 ns (min)
td(WR— DB)
65 ns (max)
Data
tsu(D)
35 ns (min)
td(AH— WR)
tWL(WR)
td(WR— DB)
tsu(D)
: WR delay time after outputting address of 3800
: WR pulse width of 3800
: Data bus delay time after WR of 3800
: Data setup time of M5M5256BP
Fig. 2.4.6 Write-cycle (W control, SRAM)
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3800 GROUP USER’S MANUAL