Sony BDX-N1000 Maintenance Manual page 57

IDT74FCT16244ATPV (INTEGRATED DEVICE TECHNOLOGY)
C-MOS 16-BIT BUFFER/DRIVER
—TOP VIEW—
47
1OE 2OE
1 48
46
44
1Y1 2 47 1A1
43
1Y2 3 46 1A2
1OE
4 GND GND 45
1Y3 5 44 1A3
1Y4 6 43 1A4
36
35
7 V V 42
DD DD
33
2Y1 8 41 2A1
32
2Y2 9 40 2A2 3OE
25
10 GND GND 39
2Y3 11 38 2A3
INPUTS
2Y4 12 37 2A4
xOE
3Y1 13 36 3A1
0
0
3Y2 14 35 3A2
1
15 GND GND 34
0 : LOW LEVEL
3Y3 16 33 3A3
1 : HIGH LEVEL
x : DON'T CARE
3Y4 17 32 3A4
HI-Z : HIGH IMPEDANCE
18 V V 31
DD DD
4Y1 19 30 4A1
4Y2 20 29 4A2
21 GND GND 28
4Y3 22 27 4A3
4Y4 23 26 4A4
4OE 3OE
24 25
IDT74FCT541ATSO-TL (IDT)
SN74LVTH541NS-E05 (TI)
OCTAL BUS BUFFER WITH 3-STATE OUTPUTS
—TOP VIEW—
A
G1
G1
1 20 V
IN DD
G2
G2
A1 2 19
IN IN
G1
A2 3 18 Y1
IN OUT
0
0
A3 4 17 Y2
IN OUT
1
x
A4 5 16 Y3
IN OUT
0
A5 6 15 Y4
IN OUT 1
x
A6 7 14 Y5
HI-Z
IN OUT
A7 8 13 Y6
IN OUT
A8 9 12 Y7
IN OUT
GND 10 11 Y8
OUT
BDX-N1000
2 41 8
3 40 9
5 38 11
6 37 12
2OE
1 48
13 30 19
14 29 20
16 27 22
17 26 23
4OE
24
OUTPUTS
xAx xYx
0 0
1 1
x HI-Z
Y
G2 A Y
0 0 0
0 1 1
x x HI-Z
1 x HI-Z
: LOW LEVEL
: HIGH LEVEL
: DON'T CARE
: HIGH IMPEDANCE
IDT74FCT16245ATPV (IDT)
SN74LVTH16245ADGGR (TI)
C-MOS 16-BIT BIDIRECTIONAL TRANSCEIVER
—TOP VIEW—
12
1OE
1DIR 1 48
IN IN 11
9
1B1 2 47 1A1
I/O I/O
8
1B2 3 46 1A2
I/O I/O
6
5
4 GND GND 45
3
1B3 5 44 1A3
I/O I/O
2
1B4 6 43 1A4
I/O I/O
23
7 V V 42
DD DD
22
1B5 8 41 1A5
I/O I/O
20
19
1B6 9 40 1A6
I/O I/O
17
10 GND GND 39
16
1B7 11 38 1A7
14
I/O I/O
13
1B8 12 37 1A8
I/O I/O
2B1 13 36 2A1
I/O I/O
1
48
2B2 14 35 2A2
I/O I/O
15 GND 34
24
2B3 16 33 2A3 25
I/O I/O
2B4 17 32 2A4
I/O I/O
18 V V 31
DD DD
2B5 19 30 2A5
I/O I/O
xOE
2B6 20 29 2A6
I/O I/O
21 GND GND 28
2B7 22 27 2A7
I/O I/O
0
2B8 23 26 2A8
I/O I/O
1
2OE
2DIR 24 25
IN IN
x
HI-Z
1
1DIR
48
1OE
47
1A1
2
1B1
46
1A2
3
1B2
44
1A3
5
1B3
43
1A4
6
1B4
41
1A5
8
1B5
40
1A6
9
1B6
38
1A7
11
1B7
37
1A8
12
1B8
24
2DIR
25
2OE
36
2A1
13
2B1
35
2A2
14
2B2
33
2A3
16
2B3
32
2A4
17
2B4
30
2A5
19
2B5
29
2A6
20
2B6
27
2A7
22
2B7
26
2A8
23
2B8
37
1B8 1A8
38
1B7 1A7
40
1B6 1A6
41
1B5 1A5
43
1B4 1A4
44
1B3 1A3
46
1B2 1A2
47
1B1 1A1
26
2B8 2A8
27
2B7 2A7
29
2B6 2A6
30
2B5 2A5
32
2B4 2A4
33
2B3 2A3
35
2B2 2A2
36
2B1 2A1
1DIR
1OE
2DIR
2OE
INPUTS
OUTPUTS
xDIR
0 0
BUS B DATA TO BUS A
0 1
BUS A DATA TO BUS B
1 x
HI-Z
: LOW LEVEL
: HIGH LEVEL
: DON'T CARE
: HIGH IMPEDANCE
IC
3-9