MSC2343257A Datasheet, PDF (7/8 Pages) OKI electronic componets – 4,194,304-Word x 32-Bit DRAM MODULE : FAST PAGE MODE TYPE WITH EDO

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MSC2343257A-xxBS8/DS8
AC Characteristics (2/2)
Parameter
Symbol
Read Command Set-up Time
t_RCS
Read Command Hold Time
t_RCH
Read Command Hold Time referenced to RAS t_RRH
Write Command Set-up Time
t_WCS
Write Command Hold Time
t_WCH
Write Command Hold Time from RAS
t_WCR
Write Command Pulse Width
t_WP
Write Command Pulse Width (Output Disable) t_WPE
Write Command to RAS Lead Time
t_RWL
Write Command to CAS Lead Time
t_CWL
Data-in Set-up Time
t_DS
Data-in Hold Time
t_DH
Data-in Hold Time from RAS
t_DHR
CAS Active Delay Time from RAS Precharge t_RPC
RAS to CAS Set-up Time (CAS before RAS) t_CSR
RAS to CAS Hold Time (CAS before RAS) t_CHR
WE to RAS Precharge Time (CAS before RAS) t_WRP
WE Hold Time from RAS (CAS before RAS) t_WRH
RAS to WE Set-up Time (Test Mode)
t_WTS
RAS to WE Hold Time (Test Mode)
t_WTH
(V_CC = 5 V ±10%, Ta = 0°C to 70°C) Note 1,2,3,10,11
MSC2343257A
MSC2343257A
-60BS8/DS8
Min.
Max.
0
—
-70BS8/DS8
Min.
Max.
0
—
Unit Note
1
ns
0
—
0
—
ns 9
0
—
0
—
ns 9
0
—
0
—
ns
10
—
15
—
ns
45
—
50
—
ns
10
—
10
—
ns
5
—
10
—
ns
15
—
20
—
ns
15
—
20
—
ns
0
—
0
—
ns
15
—
15
—
ns
40
—
45
—
ns
10
—
10
—
ns
10
—
10
—
ns
20
—
20
—
ns
10
—
10
—
ns
10
—
10
—
ns
10
—
10
—
ns
20
—
20
—
ns
107