K4F171611D, K4F151611D
K4F171612D, K4F151612D
CMOS DRAM
AC CHARACTERISTICS (Continued)
-50
-60
Parameter
Symbol
Units
Notes
Min
Max
Min
Max
Data set-up time
Data hold time
0
0
ns
9,17
9,17
tD S
10
10
ns
ms
ms
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
us
ns
ns
tDH
Refresh period (1K, Normal)
Refresh period (4K, Normal)
Refresh period (L-ver)
16
64
16
64
tREF
tREF
tREF
tWCS
tCWD
tRWD
tAWD
tCPWD
tCSR
tCHR
tRPC
tCPA
128
128
Write command set-up time
0
0
7
7,13
7
CAS to W delay time
36
73
48
53
5
40
85
55
60
5
RAS to W delay time
Column address to W delay time
CAS precharge to W delay time
CAS set-up time (CAS-before-RAS refresh)
CAS hold time (CAS-before-RAS refresh)
RAS to CAS precharge time
Access time from CAS precharge
Fast Page mode cycle time
7
7
15
16
10
5
10
5
30
35
3
12
3
35
76
10
50
30
40
80
10
60
35
tPC
Fast Page read-modify-write cycle time
CAS precharge time (Fast Page cycle)
RAS pulse width (Fast Page cycle)
RAS hold time from CAS precharge
OE access time
tPRWC
tC P
200K
13
200K
15
tRASP
tRHCP
tOEA
tOED
tOEZ
tOEH
tRASS
tRPS
tCHS
OE to data delay
13
0
15
0
Output buffer turn off delay time from OE
OE command hold time
13
15
13
100
90
-50
15
RAS pulse width (C-B-R self refresh)
RAS precharge time (C-B-R self refresh)
CAS hold time (C-B-R self refresh)
100
110
-50
18,19,20
18,19,20
18,19,20