km41c4000d ETC-unknow, km41c4000d Datasheet - Page 7

• Manufacturer Part Number: km41c4000d
• Description: 4m X 1bit Cmos Dynamic Ram With Fast Page Mode
• Manufacturer: ETC-unknow

KM41C4000D, KM41V4000D
TEST MODE CYCLE
Note) *1 : 5V only
Random read or write cycle time
Read-modify-write cycle time
Access time from RAS
Access time from CAS
Access time from column address
RAS pulse width
CAS pulse width
RAS hold time
CAS hold time
Column Address to RAS lead time
CAS to W delay time
RAS to W delay time
Column Address to W delay time
Fast Page mode cycle time
Fast Page mode read-modify-write cycle
RAS pulse width (Fast Page cycle)
Access time from CAS precharge
Parameter
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Symbol
RC
RWC
RAC
CAC
AA
RAS
CAS
RSH
CSH
RAL
CWD
RWD
AWD
PC
PRWC
RASP
CPA
Min
113
95
55
18
18
55
30
18
55
30
40
58
55
-5
*1
200K
Max
10K
10K
55
18
30
35
Min
135
115
65
20
20
65
35
20
65
35
45
65
65
-6
200K
Max
10K
10K
65
20
35
40
Min
135
160
75
25
25
75
40
25
75
40
50
75
75
-7
200K
Max
10K
10K
CMOS DRAM
75
25
40
45
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
( Note 11 )
Notes
3,4,10
3,4,5
3,10
7
7
7
3