MSM51V17405F Datasheet, PDF (7/17 Pages) OKI electronic componets – 4,194,304-Word × 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE WITH EDO

1Semiconductor
FEDD51V17405F-01
MSM51V17405F
AC CHARACTERISTICS (2/3)
Parameter
(V_CC = 3.3V ± 0.3V, Ta = 0 to 70°C) Note1,2,3,12,13
MSM51V17405 MSM51V17405 MSM51V17405
Symbol
F-50
F-60
F-70
Unit Note
Min. Max. Min. Max. Min. Max.
CAS to RAS Precharge Time
t_CRP
5

5

5
 ns
RAS Hold Time from CAS Precharge t_RHCP 30

35

40
 ns
OE Hold Time from CAS
(DQ Disable)
t_CHO
5

5

5
 ns
RAS to CAS Delay Time
t_RCD
11
37
14
45
14
50 ns 5
RAS to Column Address Delay Time t_RAD
9
25
12
30
12
35 ns 6
Row Address Set-up Time
t_ASR
0

0

0
 ns
Row Address Hold Time
t_RAH
7

10

10
 ns
Column Address Set-up Time
t_ASC
0

0

0
 ns
Column Address Hold Time
t_CAH
7

10

13
 ns
Column Address to RAS Lead Time t_RAL 25

30

35
 ns
Read Command Set-up Time
t_RCS
0

0

0
 ns
Read Command Hold Time
t_RCH
0

0

0
 ns 9
Read Command Hold Time
referenced to RAS
t_RRH
0

0

0
 ns 9
Write Command Set-up Time
t_WCS
0

0

0
 ns 10
Write Command Hold Time
t_WCH
7

10

13
 ns
Write Command Pulse Width
t_WP
7

10

10
 ns
WE Pulse Width (DQ Disable)
t_WPE
7

10

10
 ns
OE Command Hold Time
t_OEH
7

10

13
 ns
OE Precharge Time
t_OEP
7

10

10
 ns
OE Command Hold Time
t_OCH
7

10

10
 ns
Write Command to RAS Lead Time t_RWL
7

10

13
 ns
Write Command to CAS Lead Time t_CWL
7

10

13
 ns
Data-in Set-up Time
t_DS
0

0

0
 ns 11
Data-in Hold Time
t_DH
7

10

13
 ns 11
OE to Data-in Delay Time
t_OED
13

15

20
 ns
CAS to WE Delay Time
t_CWD 30

34

44
 ns 10
Column Address to WE Delay Time t_AWD 42

49

59
 ns 10
RAS to WE Delay Time
t_RWD 67

79

94
 ns 10
CAS Precharge WE Delay Time
t_CPWD 47

54

64
 ns 10
7/17