Read Sharp LC-52XL1E (serv.man5) Service Manual online
LC-46XL1E/RU, LC-52XL1E/RU
5 – 24
13. IC4404: VHILCX244FT-1Y
Bus Buffer
Pin No.
Pin Name
I/O
Pin Function
1, 19
OE1, OE2
I
3-STATE Output Enable Input 1 and 2
2, 4, 6, 8,11,13,
15,17
15,17
1A1-1A4
2A1-2A4
2A1-2A4
I
Data Inputs 0-7
9, 7, 5, 3,12,14,
16,18
16,18
1Y1-1Y4
2Y1-2Y4
2Y1-2Y4
O
Data Outputs 0-7
10
GND
—
Ground.
20
VCC
—
Power Source.
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