Ic Pin Function Descriptions - Sharp DV-SL8W Service Manual

DV-SL8W

IC PIN FUNCTION DESCRIPTIONS

U1, Hex Inverter (Philips 74HCU04)
Pin Configulation:
1A 1
1Y
2A
2Y
3A
3Y
GND
Pin Description :
PIN NO.
1, 3, 5, 9, 11, 13
2, 4, 6, 8, 10, 12
14 Vcc
2 13 6A
3 12 6Y
4 11 5A
5 10 5Y
6 9 4A
7 8 4Y
SYMBOL
1A to 6A
1Y to 6Y
7 GND
14 Vcc
Functional Diagram:
1 1A
3 2A
5 3A
9 4A
11 5A
13 6A
NAME AND FUNCTION
Data inputs
Data outputs
Ground ( 0V )
Positive supply voltage
42
1Y 2
2Y 4
3Y 6
4Y 8
5Y 10
6Y 12