A418316V-25 Ver la hoja de datos (PDF) - AMIC Technology
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A418316V-25 Datasheet PDF : 25 Pages
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A418316 Series
AC Characteristics (continued) (VCC = 5.0V ± 10%, VSS = 0V, Ta = 0°C to +70°C or -40°C to +85°C)
Test Conditions:
Input timing reference level: VIH/VIL=2.4V/0.8V
Output reference level: VOH/VOL=2.0V/0.8V
Output Load: 2TTL gate + CL (50pF)
Assumed tT=2ns
Std
# Symbol
Parameter
-25
-35
Unit
Min. Max. Min. Max.
Notes
36 tRWC Read-Modify-Write Cycle Time
62
-
85
-
ns
37
tRWD
RAS to WE Delay Time
(Read-Modify-Write)
34
-
46
-
ns
11
38
tCWD
CAS to WE Delay Time (Read-
17
-
21
-
ns
11
Modify-Write)
39 tAWD Column Address to WE Delay
Time (Read-Modify-Write)
21
-
28
-
ns
11
40
tOEH
OE Hold Time from WE
5
-
6
-
ns
41
tOEP
OE High Pulse Width
5
-
5
-
ns
42
tPC
Read or Write Cycle Time (FAST
15
-
19
-
ns
14
Page)
43
tCPA
Access Time from CAS Precharge
-
17
-
21
ns
13
(FAST Page)
44
tCP
CAS Precharge Time
4
-
6
-
ns
45 tPCM FAST Page Mode RMW Cycle
Time
32
-
40
-
ns
46 tCRW FAST Page Mode CAS Pulse
Width (RMW)
24
-
30
-
ns
47 tRASP RAS Pulse Width (FAST Page)
30 200K 35 200K ns
48
tCSR
CAS Setup Time
( CAS -before- RAS )
5
-
5
-
ns
3
49
tCHR
CAS Hold Time
( CAS -before- RAS )
7
-
10
-
ns
3
50
tRPC
RAS to CAS Precharge Time
10
-
10
-
ns
3
PRELIMINARY (July, 2003, Version 0.0)
8
AMIC Technology, Inc.
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