as7c251mntf18a Alliance Memory, Inc, as7c251mntf18a Datasheet - Page 12
![no-image](/images/no-image-200.jpg)
as7c251mntf18a
Manufacturer Part Number
as7c251mntf18a
Description
2.5v Flowthrough Synchronous Sram With
Manufacturer
Alliance Memory, Inc
Datasheet
1.AS7C251MNTF18A.pdf
(18 pages)
- Current page: 12 of 18
- Download datasheet (414Kb)
Timing waveform of read/write cycle
Note: Ý = XOR when LBO = high/no connect. Ý = ADD when LBO = low. BW[a:d] is don’t care.
ADDRESS
12/23/04, v 1.1
CE0, CE2
ADV/LD
Command
BWn
CEN
R/W
CLK
D/Q
CE1
OE
t
t
ADVS
CENS
t
CSS
t
t
WS
t
WS
AS
A1
Write
D(A1)
t
t
t
t
t
t
CSH
ADVH
WH
AH
CENH
WH
A2
Write
D(A2)
t
DS
D(A1)
t
DH
D(A2Ý01)
Write
Burst
D(A2)
A3
Alliance Semiconductor
t
CH
Q(A3)
Read
t
CL
D(A2Ý01)
A4
t
LZC
t
Q(A4)
Read
CD
®
Q(A3)
Q(A4Ý01)
t
OH
Read
Burst
t
HZOE
Q(A4)
A5
Write
D(A5)
t
OE
t
Q(A4Ý01)
LZOE
A6
t
HZC
Q(A6)
AS7C251MNTF18A
Read
t
CYC
A7
D(A5)
Write
D(A7)
P. 12 of 18
Q(A6)
DSEL
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