GLT4160M04-70J3 Просмотр технического описания (PDF) - G-Link Technology
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GLT4160M04-70J3 Datasheet PDF : 22 Pages
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G-LINK
GLT4160M04
4M X 4 CMOS DYNAMIC RAM WITH EXTENDED DATA OUTPUT
Nov. 2001 (Rev. 2.1)
AC Characteristics
TA = 0°C to 70°C , -20°C to 85°C VCC = 2.5 V ± 0.2V, VIH/VIL = 2.0/0.8 V, VOH/VOL = 1.6/0.6V
An initial pause of 200 µs and 8 CAS -before- RAS or RAS -only refresh cycles are required after power-up.
60
70
80
Parameter
Symbol Min. Max. Min . Max. Min. Max. Unit Notes
Read or Write Cycle Time
Read Modify Write Cycle Time
RAS Precharge Time
RAS Pulse Width
Access Time from RAS
Access Time from CAS
Access Time from Column Address
tRC
tRWC
tRP
tRAS
tRAC
tCAC
tAA
104
124
144
ns
140
170
190
ns
40
50
60
ns
60 10k 70 10k 80 10k ns
60
70
80 ns 1, 2, 3
15
20
20 ns 1, 5, 10
30
35
40 ns 1, 5, 6
CAS to Output Low-Z
CAS to Output High-Z
RAS Hold Time
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
Row Address Hold Time
Column Address Set-Up Time
Column Address Hold Time
Column Address to RAS Lead Time
Column Address Hold Time Referenced to RAS
Read Command Set-Up Time
Read Command Hold Time Referenced to CAS
Read Command Hold Time Referenced to RAS
Write Command Set-Up Time
Write Command Hold Time
Write Command Pulse Width
tCLZ
tCEZ
tRSH
tCSH
tCAS
tRCD
tRAD
tCRP
tASR
tRAH
tASC
tCAH
tRAL
tAR
tRCS
tRCH
tRRH
tWCS
tWCH
tWP
3
3
3
ns
3 15 3 20 3 20 ns
15
20
20
ns
45
50
70
ns
10 10k 15 10k 20 10k ns
20 45 20 50 20 60 ns
15 30 15 35 15 40 ns
7
5
5
5
ns
0
0
0
ns
10
10
10
ns
0
0
0
ns
10
15
15
ns
30
35
40
ns
45
50
60
ns
0
0
0
ns
0
0
0
ns
4
0
0
0
ns
4
0
0
0
ns 8, 9
10
15
15
ns
10
15
15
ns
Write Command to RAS Lead Time
Write Command to CAS Lead Time
tRWL
15
20
20
ns
tCWL
10
15
20
ns
G-Link Technology
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