GM71C(S)17400C/CL
Capacitance
(V
CC
= 5.0V+/-10%, T
A
= 25C)
Symbol
C
I1
C
I2
C
I/O
Parameter
Input Capacitance (Address)
Input Capacitance (Clocks)
Output Capacitance (Data-In/Out)
Min
-
-
-
Max
5
7
7
Unit
pF
pF
pF
Note
1
1
1, 2
Note: 1. Capacitance measured with Boonton Meter or effective capacitance measuring method.
2. CAS = V
IH
to disable D
OUT
.
AC Characteristics
(V
CC
= 5.0V+/-10%, Vss=0V, T
A
= 0 ~ 70C, Notes 1, 2, 18,19)
Test Conditions
Input rise and fall times : 5ns
Input timing reference levels : 0.8V, 2.4V
Output timing reference levels : 0.4V, 2.4V
Output load : 2 TTL gate + C
L
(100pF)
(Including scope and jig)
Read, Write, Read-Modify-Write and Refresh Cycles
(Common Parameters)
Symbol
Parameter
Random Read or Write Cycle Time
RAS Precharge Time
CAS Precharge Time
RAS Pulse Width
CAS Pulse Width
Row Address Set up Time
Row Address Hold Time
Column Address Set-up Time
Column Address Hold Time
RAS to CAS Delay Time
RAS to Column Address Delay Time
RAS Hold Time
CAS Hold Time
CAS to RAS Precharge Time
OE to D
IN
Delay Time
OE Delay Time from D
IN
CAS Delay Time from D
IN
Transition Time (Rise and Fall)
GM71C(S)17400 GM71C(S)17400 GM71C(S)17400
C/CL-5
C/CL-6
C/CL-7
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Note
Min Max Min Max Min Max
t
RC
t
RP
t
CP
t
RAS
t
CAS
t
ASR
t
RAH
t
ASC
t
CAH
t
RCD
t
RAD
t
RSH
t
CSH
t
CRP
t
ODD
t
DZO
t
DZC
t
T
90
30
7
50
13
0
7
0
7
17
12
13
50
5
13
0
0
3
-
-
-
10,000
10,000
110
40
10
-
-
-
130
50
10
-
-
-
10,000
10,000
60
10,000
70
15
0
10
0
10
20
15
15
60
5
15
0
0
3
10,000
18
0
10
0
15
20
15
18
70
5
18
0
0
3
-
-
-
-
45
30
-
-
-
-
-
-
50
-
-
-
-
45
30
-
-
-
-
-
-
50
-
-
-
-
52
35
-
-
-
-
-
-
50
3
4
5
6
6
7
Rev 0.1 / Apr’01
HYNIX [ HYNIX SEMICONDUCTOR ]
