as7c251mft18a ETC-unknow, as7c251mft18a Datasheet - Page 14

• Manufacturer Part Number: as7c251mft18a
• Description: 2.5v 1m X 18 Flowthrough Burst Synchronous Sram
• Manufacturer: ETC-unknow

Timing waveform of read/write cycle(ADSC controlled, ADSP = HIGH)
Note: ADV is don’t care here.
ADDRESS
12/24/04, v. 1.2
BW[a:b]
CE0,CE2
ADSC
BWE
Dout
CE1
CLK
Din
OE
t
ADSCS
t
CSS
A1
t
LZOE
READ
Q(A1)
t
t
CSH
ADSCH
t
Q(A1)
OE
A2
READ
Q(A2)
Q(A2)
A3
READ
Q(A3)
Q(A3)
A4
Alliance Semiconductor
READ
Q(A4)
t
HZOE
t
CH
Q(A4)
D(A5)
A5
t
t
t
WRITE
CYC
CL
DS
D(A5)
D(A6)
®
A6
WRITE
D(A6)
t
t
WS
DH
D(A7)
A7
WRITE
D(A7)
t
t
WH
AS
D(A8)
A8
WRITE
D(A8)
t
AH
A9
t
CD
READ
Q(A9)
AS7C251MFT18A
Q(A9)
A10
Q(A10)
READ
Q(A10)
t
OH
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