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C-MOS DUALPORT GRAPHIC BUFFER
-SIDE VIEW-
UPD42264V-10 (1/2) IL00
1
5
10
15
VDD (+5V) 20
GND
24
W3/IO3 W4/IO4 SOE SO3 SO4
SC SO1 SO2 DT/OE W1/IO1 W2/IO2 WB/WE RAS A6 A5 A4
11 12 1 2 SO1 SO2 SO3 SO4 8 9 4 5
23 22 21 20 17 16 15 19
A0 A1 A2 A3 A4 A5 A6 A7
W1/IO1 W2/IO2 W3/IO3 W4/IO4
INPUT A0-A7 CAS DT OE RAS SC SOE W1-W4 WB WE
; ; ; ; ; ; ; ; ; ;
ADDRESS COLUMN ADDRESS STROBE DATA TRANSFER CONTROL OUTPUT ENABLE ROW ADDRESS STROBE SERIAL CONTROL CLOCK SERIAL OUTPUT ENABLE WRITE PAR BIT SELECT DATA WRITE PAR BIT CONTROL WRITE ENABLE
3 14 24 10 13 7
SOE RAS CAS DT/OE WB/WE SC
OUTPUT SO1-SO4 ; SERIAL DATA INPUT/OUTPUT IO1-IO4 ; DATA
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w.D a
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A7 A3 A2 A1 A0 CAS
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UPD42264V-10 Datasheet
