A416316B Datasheet, PDF (7/25 Pages) AMIC Technology – 64K X 16 CMOS DYNAMIC RAM WITH FAST PAGE MODE

A416316B Series
AC Characteristics
(VCC = 5V ± 10%, VSS = 0V, Ta = 0°C to +70°C)
Std
# Symbol
Parameter
-30
-35
-40
Unit Notes
Min. Max. Min. Max. Min. Max.
1
tRC Random Read or Write Cycle Time
65
-
70
-
75
-
ns
2
tRP
RAS Precharge Time
25
-
25
-
25
-
ns
3
tRAS
RAS Pulse Width
30 75K 35 75K 40 75K ns
4
tCAS
CAS Pulse Width
12
-
12
-
12
-
ns
5
tRCD
RAS to CAS Delay Time
15 20 16 24 17 28 ns
6
6
tRAD
RAS to Column Address Delay Time
10
14
11
17
12
20
ns
7
7
tRSH
CAS to RAS Hold Time
10
-
10
-
10
-
ns
8
tCSH
CAS Hold Time
30
-
35
-
40
-
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
5
-
6
-
7
-
ns
tT
Transition Time (Rise and Fall)
2
50
2
50
2
52 ns 4, 5
tREF Refresh Period
-
4
-
4
-
4 ms
3
12
tCLZ
CAS to Output in Low Z
0
-
0
-
0
-
ns
8
13
tRAC
Access Time from RAS
-
30
-
35
-
40 ns
6,7
14
tCAC
Access Time from CAS
-
10
-
11
-
12 ns 6, 13
15
tAA Access Time from Column Address
-
16
-
18
-
20 ns 7, 13
16
tAR
Column Address Hold Time from RAS ²⁶
-
28
-
30
-
ns
17 tRCS Read Command Setup Time
0
-
0
-
0
-
ns
PRELIMINARY (November, 2000, Version 0.0)
6
AMIC Technology, Inc.