A42L2604 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: V
IH
/V
IL
=2.0V/0.8V
Output reference level: V
OH
/V
OL
=2.0V/0.8V
Output Load: 2TTL gate + CL (50pF)
Assumed t
T
=2ns
Std
Symbol
t
RRH
t
RAL
T
COH
t
OFF
t
ASC
t
CAH
t
OES
t
WCS
t
WCH
t
WCR
t
WP
t
RWL
t
CWL
t
DS
t
DH
t
DHR
t
RWC
t
RWD
t
CWD
t
AWD
-45
Parameter
Min.
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
Read Command Hold Time Reference to RAS
Column Address to RAS Lead Time
Output Hold After CAS Low
Output Buffer Turn-Off Delay Time
Column Address Setup Time
Column Address Hold Time
OE
Low to CAS High Set Up
-50
Unit
Max.
-
-
-
2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Min.
0
22
3
-
0
8
10
0
8
45
8
13
8
0
8
45
114
65
28
37
Max.
-
-
-
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
11
11
11
11
11
8, 10
9
Notes
#
0
20
2
-
0
7
10
0
7
40
7
12
7
0
7
40
104
59
26
34
Write Command Setup Time
Write Command Hold Time
Write Command Hold Time to RAS
Write Command Pulse Width
Write Command to RAS Lead Time
Write Command to CAS Lead Time
Data-in setup Time
Data-in Hold Time
Data-in Hold Time to RAS
Read-Modify-Write Cycle Time
RAS to WE Delay Time (Read-Modify-Write)
CAS to WE Delay Time (Read-Modify-Write)
Column Address to WE Delay Time
(Read-Modify-Write)
PRELIMINARY
(June, 2002, Version 0.3)
7
AMIC Technology, Inc.
AMICC [ AMIC TECHNOLOGY ]
