A42L8316 Series
AC Characteristics (continued) (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
-30
-35
-40
Std
#
Symbol
Parameter
Unit
Notes
Min.
75
Max.
Min. Max.
Min. Max.
36
37
tRWC
tRWD
Read-Modify-Write Cycle Time
-
-
85
46
-
-
95
52
-
-
ns
ns
40
11
11
11
RAS to WE Delay Time
(Read-Modify-Write)
38
39
40
tCWD
tAWD
tOEH
19
26
5
-
-
-
21
28
6
-
-
-
23
30
7
-
-
-
ns
ns
ns
CAS to WE Delay Time (Read-
Modify-Write)
Column Address to WE Delay
Time (Read-Modify-Write)
OE Hold Time from WE
OE High Pulse Width
41
42
tOEP
tPC
5
-
-
5
-
-
5
-
-
ns
ns
Read or Write Cycle Time (EDO
Page)
14
16
18
14
13
43
tCPA
-
16
-
18
-
20
ns
Access Time from CAS Precharge
(EDO Page)
44
45
46
tCP
5
-
-
-
6
-
-
-
7
-
-
-
ns
ns
ns
CAS Precharge Time
tPCM
tCRW
EDO Page Mode RMW Cycle Time
37
28
40
30
43
32
EDO Page Mode CAS Pulse Width
(RMW)
47
48
tRASP
tCSR
30
5
200K
-
35
5
200K
-
40
5
200K
-
ns
ns
RAS Pulse Width (EDO Page)
3
3
3
CAS Setup Time
( CAS -before-RAS)
49
50
tCHR
tRPC
10
10
-
-
10
10
-
-
10
10
-
-
ns
ns
CAS Hold Time
( CAS -before-RAS)
RAS to CAS Precharge Time
PRELIMINARY
(August, 2002, Version 0.1)
8
AMIC Technology, Inc.