T4312816A Taiwan Memory Technology, T4312816A Datasheet - Page 9

• Manufacturer Part Number: T4312816A
• Description: 8M x 16 SDRAM
• Manufacturer: Taiwan Memory Technology

FREQUENCY vs. AC PARAMETER RELATIONAHIP TABLE
T4312816A-6S
T4312816A-7S
T4312816A-7.5S
T4312816A-8S
T4312816A-10S
Note : 1.
TM Technology Inc. reserves the right
to change products or specifications without notice.
100MHz(10.0ns)
100MHz(10.0ns)
100MHz(10.0ns)
100MHz(10.0ns)
100MHz(10.0ns)
166MHz(6.0ns)
143MHz(7.0ns)
125MHz(8.0ns)
111MHz(9.0ns)
143MHz(7.0ns)
125MHz(8.0ns)
111MHz(9.0ns)
83MHz(12.0ns)
133MHz(7.5ns)
125MHz(8.0ns)
111MHz(9.0ns)
83MHz(12.0ns)
125MHz(8.0ns)
111MHz(9.0ns)
83MHz(12.0ns)
75MHz(13.0ns)
83MHz(12.0ns)
75MHz(13.0ns)
66MHz(15.0ns)
60MHz(16.7ns)
Frequency
Frequency
Frequency
Frequency
Frequency
2. Clock count formula : clock
t
RDL
CH
TE
16.7ns is recommended for T4312816A
Latency
Latency
Latency
Latency
Latency
CAS
CAS
CAS
CAS
CAS
3
3
2
2
2
3
3
2
2
2
3
3
2
2
2
3
3
2
2
2
2
2
2
2
2
60ns
63ns
65ns
68ns
70ns
t
t
t
t
t
10
RC
RC
RC
RC
RC
9
7
9
8
6
9
8
6
9
7
6
7
6
5
9
7
9
7
9
7
9
6
7
6
t
42ns
t
42ns
t
45ns
t
48ns
t
50ns
RAS
RAS
RAS
RAS
RAS
3
7
6
6
5
5
6
6
5
5
4
6
6
5
5
4
6
6
5
4
4
5
5
4
4
clock
base
15ns
15ns
20ns
20ns
20ns
t
t
t
t
t
RP
RP
RP
RP
RP
3
3
2
2
2
3
2
2
2
2
3
3
3
2
2
3
3
2
2
2
2
2
2
2
2
period
value
P.9
t
t
t
t
t
12ns
14ns
15ns
16ns
20ns
RRD
RRD
RRD
RRD
RRD
(round off whole number).
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
t
t
t
t
t
15ns
15ns
18ns
20ns
20ns
RCD
RCD
RCD
RCD
RCD
(Unit : number of clock)
(Unit : number of clock)
(Unit : number of clock)
3
3
2
2
2
3
2
2
2
2
3
3
2
2
2
3
3
2
2
2
(Unit : number of clock)
2
2
2
2
2
Preliminary T4312816A
(Unit : number of clock)
7.5ns
t
t
t
t
t
10ns
6ns
7ns
8ns
CCD
CCD
CCD
CCD
CCD
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Publication Date: APR. 2003
7.5ns
t
t
t
t
t
10ns
6ns
7ns
8ns
CDL
CDL
CDL
CDL
CDL
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Note 1
t
t
t
t
t
12ns
14ns
15ns
16ns
20ns
RDL
RDL
RDL
RDL
RDL
Revision: 0.B
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2