A42L8316 Series
AC Characteristics (VCC = 3.3V ± 0.3V, VSS = 0V, Ta = 0°C to +70°C or -40°C to +85°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
-30
-35
-40
#
Symbol
Parameter
Unit
Notes
Min.
1
Max.
50
Min.
1
Max.
50
Min.
1
Max.
50
tT
Transition Time (Rise and Fall)
ns
ns
4, 5
1
tRC
Random Read or Write Cycle
Time
54
-
62
-
70
-
2
3
4
5
6
tRP
20
30
5
-
23
35
6
-
26
40
7
-
ns
ns
ns
ns
ns
RAS Precharge Time
RAS Pulse Width
tRAS
tCAS
tRCD
tRAD
10K
10K
21
10K
10K
25
10K
10K
29
CAS Pulse Width
10
8
10
8
10
8
6
7
RAS to CAS Delay Time
14
18
22
RAS to Column Address Delay
Time
7
8
9
tRSH
tCSH
tCRP
5
29
5
-
-
-
6
31
5
-
-
-
7
33
5
-
-
-
ns
ns
ns
CAS to RAS Hold Time
CAS Hold Time
CAS to RAS Precharge Time
Row Address Setup Time
Row Address Hold Time
10
11
12
tASR
tRAH
tCLZ
0
5
3
-
-
-
0
6
3
-
-
-
0
7
3
-
-
-
ns
ns
ns
8
CAS to Output in Low Z
Access Time from RAS
Access Time from CAS
13
14
15
tRAC
tCAC
tAA
-
-
-
30
9
-
-
-
35
10
17
-
-
-
40
11
18
ns
ns
ns
6,7
6, 13
7, 13
Access Time from Column
Address
16
16
17
tOEA
tAR
-
9
-
-
10
-
-
11
-
ns
ns
OE Access Time
Column Address Hold Time from
RAS
26
31
36
PRELIMINARY
(August, 2002, Version 0.1)
6
AMIC Technology, Inc.