M37735EHL Datasheet, PDF (29/34 Pages) Mitsubishi Electric Semiconductor – PROM VERSION OF M37735MHLXXXHP

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MITSUBISHI MICROCOMPUTERS
M37735EHLXXXHP
PROM VERSION OF M37735MHLXXXHP
Memory expansion mode and microprocessor mode
(Wait 0 : The external memory are is accessed when wait bit = “0” and wait selection bit = “0”.)
XIN
φ1
CS0 – CS4
An
ALE
Am/Dm
WEL, WEH
DmIN
RDE
RSMP
tw(L) tw(H) tf tr tc
td(WE–φ1)
td(WE–φ1)
td(RDE–φ1)
td(RDE–φ1)
td(CS–WE)
th(WE–CS)
td(CS–RDE)
td(An–WE)
tw(ALE)
Address
td(ALE–WE)
td(An–RDE)
th(WE–An)
Address
th(RDE–CS)
Address
th(RDE–An)
tsu(A–ALE)
Address
td(A–WE)
td(ALE–RDE)
th(ALE–A)
Data
td(WE–DQ)
tw(WE)
th(WE–DQ)
tpxz(RDE–DZ)
Address
td(A–RDE)
tpzx(RDE–DZ)
Address
tsu(D–RDE) th(RDE–D)
Data
tw(RDE)
td(RSMP–WE)
th(φ1–RSMP)
td(RSMP–RDE)
Test conditions
• Vcc = 2.7 – 5.5 V
• Output timing voltage : V OL = 0.8 V, VOH = 2.0 V
• Data input DmIN : VIL = 0.16 VCC, VIH = 0.5 VCC
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