64
Q402, Q403 : SN7438NSR
(TOP VIEW)
LOGIC DIAGRAM
FUNCTION TABLE (each gate)
Q404 : SN74LV541APW
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE1
A1
A2
A3
A4
A5
A6
A7
A8
GND
V
CC
OE2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
(TOP VIEW)
OE1
OE2
To Seven Other Channels
A1
Y1
1
19
2
18
LOGIC DIAGRAM (POSITIVE LOGIC)
FUNCTION TABLE
(each buffer/driver)
INPUTS
OUTPUT
OE1
OE2
A
OUTPUT
Y
L
L
L
L
L
L
H
H
H
X
X
Z
X
H
X
Z
Содержание Dn-c620 - Dnc620 Professional Broadcast Cd Player
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