A42L0616V-45 データシートの表示（PDF） - AMIC Technology
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A42L0616V-45 Datasheet PDF : 25 Pages
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A42L0616 Series
AC Characteristics (VCC = 3.3V ± 0.3%, VSS = 0V, Ta = 0°C to +70°C)
Test Conditions:
Input timing reference level: VIH/VIL=2.0V/0.8V
Output reference level: VOH/VOL=2.0V/0.8V
Output Load: 2TTL gate + CL (50pF)
Assumed tT=2ns
Std
# Symbol
Parameter
-45
-50
-60
Unit Notes
Min. Max. Min. Max. Min. Max.
tT
Transition Time (Rise and Fall)
1
50
1
50
1
50 ns 4, 5
tREF
Refresh Period
-
16
-
16
-
16 ms
3
1
tRC
Random Read or Write Cycle Time
79
-
84
- 104 -
ns
2
tRP
RAS Precharge Time
30
-
30
-
40
-
ns
3
tRAS
RAS Pulse Width
45 10K 50 10K 60 10K ns
4
tCAS
CAS Pulse Width
7 10K 8 10K 10 10K ns
5
tRCD
RAS to CAS Delay Time
19 31 20 35 20 43 ns
6
6
tRAD
RAS to Column Address Delay Time
14
22
15 25 15 30 ns
7
7
tRSH
CAS to RAS Hold Time
13
-
13
-
17
-
ns
8
tCSH
CAS Hold Time
36
-
40
-
50
-
ns
9
tCRP
CAS to RAS Precharge Time
5
-
5
-
5
-
ns
10
tASR Row Address Setup Time
0
-
0
-
0
-
ns
11
tRAH Row Address Hold Time
9
-
10
-
10
-
ns
12
tCLZ
CAS to Output in Low Z
3
-
3
-
3
-
ns
8
13
tRAC
Access Time from RAS
-
45
-
50
-
60 ns 6,7
14
tCAC
Access Time from CAS
-
13
-
15
-
17 ns 6, 13
15
tAA
Access Time from Column Address
-
23
-
25
-
30 ns 7, 13
16
tAR
Column Address Hold Time from RAS 23
-
25
-
30
-
ns
17
tRCS Read Command Setup Time
0
-
0
-
0
-
ns
18
tRCH Read Command Hold Time
0
-
0
-
0
-
ns
9
Read Command Hold Time Reference
19
tRRH
to RAS
0
-
0
-
0
-
ns
9
PRELIMINARY (June, 2001, Version 0.0)
6
AMIC Technology, Inc.
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