MSM54C865 Datasheet, PDF (12/44 Pages) OKI electronic componets – 65,536-Word X 8-Bit Multiport DRAM

¡ Semiconductor
MSM54C865
Write Cycle (OE Control)
t_RC
t_RAS
t_RP
RAS ^{VIH –}
t_AR
V_IL –
t_CSH
t_CRP
t_RCD
t_RSH
t_CPN
CAS ^{VIH –}
t_CAS
V_IL –
t_RAD
t_RAL
t_ASR tRAH
t_ASC
t_CAH
A0
-
A7
V_IH
V_IL
–
–
Row Address
Column Address

,
,
,
^WB/WE
V_IH
V_IL
–
–
DT/OE
V_IH
V_IL
–
–
DSF
V_IH
V_IL
–
–
t_WSR t_RWH
*1
t_THS
t_FSR t_RFH
t_WCR
t_FHR
t_FSC
t_CFH
t_CWL
t_RWL
t_WP
t_OEH
t_MS t_MH
t_DS t_DH
IN
V_IH
V_IL
–
–
WM1 Data
Valid Data-in
 ^{W1/IO1 -}
W8/IO8
OUT
V_OH–
V_OL –
t_DHR
Open
"H" or "L"
*1 WB/WE
0
W1/IO1 - W8/IO8
WM1 data
Cycle
Write per Bit
1
WM1 data:
Don’t Care
0: Write Disable
1: Write Enable
Normal Write
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