SN74ALVC7805 Datasheet, PDF (13/14 Pages) Texas Instruments – 256 × 18 LOW-POWER CLOCKED FIRST-IN, FIRST-OUT MEMORY

CLOCK A
W/RA
CSA
18
A0–A17
SN74ALVC7805
256 × 18
LOW-POWER CLOCKED FIRST-IN, FIRST-OUT MEMORY
SCAS593A – OCTOBER 1997 – REVISED APRIL 1998
APPLICATION INFORMATION
SN74ALVC7805
WRTCLK
RDCLK
WRTEN1
OE1
WRTEN2
RDEN
OE2
CLOCK B
W/RB
CSB
D0–D17
Q0–Q17
SN74ALVC7805
RDCLK
WRTCLK
OE1
WRTEN1
RDEN
OE2
WRTEN2
18
B0–B17
Q0–Q17
D0–D17
Figure 7. Bidirectional Configuration
WRTCLK
WRTEN1
WRTEN2
D0–D35
IR
SN74ALVC7805
WRTCLK
RDCLK
WRTEN1
RDEN
WRTEN2
OE1
IR
OR
OE2
36
D0–D17
Q0–Q17
SN74ALVC7805
WRTCLK
RDCLK
WRTEN1
RDEN
WRTEN2
OE1
IR
OR
OE2
D0–D17
Q0–Q17
Figure 8. Word-Width Expansion: 256 × 36 Bits
RDCLK
OE1
OE2
OR
36
Q0–Q35
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