A428316S-35F Ver la hoja de datos (PDF) - AMIC Technology
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A428316S-35F Datasheet PDF : 23 Pages
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A428316 Series
AC Characteristics (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
tT
Transition Time (Rise and Fall)
1
tRC Random Read or Write Cycle Time
2
tRP
RAS Precharge Time
3
tRAS
RAS Pulse Width
4
tCAS
CAS Pulse Width
5
tRCD
RAS to CAS Delay Time
6
tRAD
RAS to Column Address Delay Time
7
tRSH
CAS to RAS Hold Time
8
tCSH
CAS Hold Time
9
tCRP
CAS to RAS Precharge Time
10 tASR Row Address Setup Time
11 tRAH Row Address Hold Time
12
tCLZ
CAS to Output in Low Z
13 tRAC Access Time from RAS
14 tCAC Access Time from CAS
15 tAA Access Time from Column Address
16
tOEA
OE Access Time
17
tAR
Column Address Hold Time from RAS
18 tRCS Read Command Setup Time
-25
Min.
Max.
1
50
44
-
15
-
25
10K
4
10K
10
21
8
14
5
-
25
-
5
-
0
-
5
-
3
-
-
25
-
8
-
12
-
8
22
-
0
-
-35
Min.
Max.
1
50
62
-
23
-
35
10K
6
10K
10
25
8
18
6
-
31
-
5
-
0
-
6
-
3
-
-
35
-
10
-
17
-
10
31
-
0
-
19 tRCH Read Command Hold Time
0
-
0
-
20 tRRH Read Command Hold Time Reference to
0
-
0
-
RAS
21 tRAL Column Address to RAS Lead Time
12
-
17
-
22 tCOH Output Hold After CAS Low
3
-
3
-
Unit Notes
ns 4, 5
ns
ns
ns
ns
ns
6
ns
7
ns
ns
ns
ns
ns
ns
8
ns
6,7
ns 6, 13
ns 7, 13
ns
ns
ns
ns
9
ns
9
ns
ns
(February, 2009, Version 1.2)
6
AMIC Technology, Corp.
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