GLT44016-25TC 데이터 시트보기 (PDF) - G-Link Technology
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GLT44016-25TC Datasheet PDF : 17 Pages
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G-LINK
GLT44016
256K X 16 CMOS DYNAMIC RAM WITH EXTENDED DATA OUTPUT
Aug, 2000(Rev.3.1)
AC Characteristics
TA = 0°C to 70°C , VCC = 5 V ± 10%, VIH/VIL = 2.4/0.8 V, VOH/VOL = 2.0/0.8V
An initial pause of 100 µs and 8 CAS -before- RAS or RAS -only refresh cycles are required after power-up.
25
28
30
35
40
50
Parameter
Symbol Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Unit Notes
Read or Write Cycle Time
tRC
45
45
60
65
70
85
ns
Read Modify Write Cycle Time
tRWC
67
67
79
86
91
106
ns
RAS Precharge Time
RAS Pulse Width
Access Time from RAS
Access Time from CAS
Access Time from Column Address
tRP
15
15
25
25
25
30
ns
tRAS
25 100k 28 100k 30 100k 35 100k 40 100k 50 100k ns
tRAC
25
28
30
35
40
50 ns 1,2,3
tCAC
8
8
10
11
12
14 ns 1,5,10
tAA
13
13
16
18
20
25 ns 1,5,6
CAS to Output Low-Z
CAS to Output High-Z
RAS Hold Time
RAS Hold Time Referenced to OE
CAS Hold Time
CAS Pulse Width
RAS to CAS Delay Time
RAS to Column Address Delay Time
CAS to RAS Precharge Time
Row Address Set-Up Time
tCLZ
0
00
0
0
0
ns
tCEZ
0 5 0 5 3 7 3 8 3 8 3 8 ns
tRSH
7
7
7
8
8
8
ns
tROH
4
4
7
8
8
8
ns
tCSH
25
25
25
30
35
42
ns
tCAS
4
4
4.5
5
6
8
ns
tRCD
10 17 10 17 10 20 11 24 12 28 13 36 ns
tRAD
8 12 8 12 8 14 9 17 10 20 11 25 ns 7
tCRP
5
5
5
5
5
5
ns
tASR
0
0
0
0
0
0
ns
Row Address Hold Time
tRAH
4
4
6
7
8
9
ns
Column Address Set-Up Time
tASC
0
0
0
0
0
0
ns
Column Address Hold Time
tCAH
4
4
5
6
6
7
ns
Column Address to RAS Lead Time
tRAL
13
13
16
18
20
25
ns
Column Address Hold Time Referenced to RAS tAR
19
19
25
30
34
35
ns
Read Command Set-Up Time
tRCS
0
0
0
0
0
0
ns
Read Command Hold Time Referenced to CAS
tRCH
0
0
0
0
0
0
ns 4
Read Command Hold Time Referenced to RAS
tRRH
0
0
0
0
0
0
ns 4
Write Command Set-Up Time
tWCS
0
0
0
0
0
0
ns 8,9
Write Command Hold Time
tWCH
4
4
5
6
6
6
ns
Write Command Pulse Width
tWP
4
4
5
6
6
6
ns
Write Command to RAS Lead Time
Write Command to CAS Lead Time
tRWL
7
7
7
8
8
8
ns
tCWL
5
5
6
7
7
7
ns
G-Link Technology Corporation
2701Northwestern Parkway
Santa Clara, CA 95051, U.S.A.
-6-
G-Link Technology Corporation,Taiwan
6F, No. 24-2, Industry E. RD. IV, Science Based
Industrial Park, Hsin Chu, Taiwan.
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