AS4LC1M16883C-8 View Datasheet(PDF) - Austin Semiconductor
Part Name
Description
Manufacturer
AS4LC1M16883C-8 Datasheet PDF : 22 Pages
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AUSTIN SEMICONDUCTOR, INC.
AS4LC1M16 883C
1 MEG x 16 DRAM
PRELIMINARY
ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS
(Notes: 2, 3, 6, 9, 10, 11, 12, 20) (VCC = +3.3V ±0.3V)
AC CHARACTERISTICS
PARAMETER
SYM
?O/E LOW to ?C?A/S HIGH setup time
tOES
Output buffer turn-off delay
tOFF
O? E/ setup prior to R? A? S/ during HIDDEN REFRESH cycle tORD
EDO-PAGE-MODE READ or WRITE cycle time
tPC
EDO-PAGE-MODE READ-WRITE cycle time
tPRWC
Access time from ?R?A/S
tRAC
?R?A/S to column-address delay time
tRAD
Row-address hold time
tRAH
Column-address to ?R?A/S lead time
tRAL
?R?A/S pulse width
tRAS
?R?A/S pulse width (EDO PAGE MODE)
tRASP
Random READ or WRITE cycle time
tRC
?R?A/S to ?C?A/S delay time
tRCD
Read command hold time (referenced to ?C?A/S)
tRCH
Read command setup time
tRCS
Refresh period (1,024 cycles)
tREF
?R?A/S precharge time
tRP
?R?A/S to ?C?A/S precharge time
tRPC
Read command hold time (referenced to ?R?A/S)
tRRH
?R?A/S hold time
tRSH
READ WRITE cycle time
tRWC
?R?A/S to ?W/E delay time
tRWD
Write command to ?R?A/S lead time
tRWL
Transition time (rise or fall)
tT
Write command hold time
tWCH
Write command hold time (referenced to ?R?A/S)
tWCR
?W/E command setup time
tWCS
Output disable delay from ?W/E
tWHZ
Write command pulse width
tWP
?W/E pulse width to disable at ?C?A/S HIGH
tWPZ
?W/E hold time (CBR REFRESH)
tWRH
?W/E setup time (CBR REFRESH)
tWRP
-6
MIN MAX
5
0
15
0
30
75
60
12
30
10
30
60 10,000
60 100,000
110
14
45
0
0
16
40
5
0
13
150
80
15
2
50
10
45
0
0
13
10
10
10
10
-7
MIN MAX
5
0
15
0
35
85
70
12
35
10
35
70 10,000
70 100,000
130
14
50
0
0
16
50
5
0
15
180
90
18
2
50
12
55
0
0
15
12
12
10
10
-8
MIN
MAX UNITS
10
ns
0
20
ns
0
ns
40
ns
90
ns
80
ns
15
40
ns
10
ns
40
ns
80
10,000 ns
80 100,000 ns
150
ns
16
60
ns
0
ns
0
ns
16
ms
60
ns
5
ns
0
ns
20
ns
200
ns
105
ns
20
ns
2
50
ns
15
ns
60
ns
0
ns
0
20
ns
15
ns
15
ns
10
ns
10
ns
NOTES
20, 26
31
31
19
21
22, 25
23, 28
25
23
32
13
32
13, 25
AS4LC1M16
REV. 3/97
DS000020
2-101
Austin Semiconductor, Inc., reserves the right to change products or specifications without notice.
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