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DM2000
72
HD74LV4053AFPEL (IS405300)
DSP: IC060, 062
JK2: IC752, 753
Triple 2-Channel
Multiplexer/Demultiplexer
TC74LVX4245FS (XU229A00)
CPU: IC127
DSP: IC010, 011, 021, 022, 028-031
Dual Supply Octal Bus Transceiver
SN75121NSR (XU816A00)
Dual Line Driver
SN75124NSR (XV930A00)
Triple Line Receiver
SN75C1168NSR (XU073A00)
Line Driver/Receiver
DS26C32ATMX (XU815A00)
Quad Differential Line Receiver
MC26LS30DR2 (XL334A00)
Line Driver
1
Switches IN/OUT
2
3
4
5
6
7
8
- do. - Y0
- do. - Z1
Z
Z0
Commons OUT/IN
Swiches IN/OUT
Control Inhibit
-DC Voltage Supply
- do -
V
DD
Y
X
X1
X0
A
B
C
9
10
11
12
13
14
15
16
+DC Voltage Supply
Commons OUT/IN Y
- do. - X
Swiches IN/OUT X1
- do - X0
Control Input A
- do. - B
- do. - C
Y1
Y0
Z1
Z
Z0
INH
VEE
V
SS
Y1
VCCA
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
GND
VCCB
VCCB
/G
B1
B2
B3
B4
B5
B6
B7
B8
GND
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
8
9
10
12
13
14
15
G1
G2
D
D
B
A
11
24
23
22
21
20
19
18
8
9
10
11
12
16
15
14
13
17
Vcc
2F
2E
2A
2Y
GND
1Y
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
2C
2B
2D
1A
1B
1C
1D
1E
1F
1A
1B
2R
2S
2A
2B
2Y
GND
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
Vcc
1S
1R
1Y
3A
3S
3R
3Y
1
2
3
4
5
6
7
1B
1A
1R
1DE
2R
2A
2B
16
15
14
13
12
11
10
Vcc
1D
1Y
1Z
2DE
2Z
2Y
8
GND
9
2D
1
2
3
4
5
6
7
INPUT A
INPUT A
OUTPUT A
OUTPUT C
INPUT C
INPUT C
GND
ENABLE
16
15
14
13
12
11
Vcc
INPUT B
INPUT B
OUTPUT B
ENABLE
OUTPUT D
INPUT D
8
9
10
INPUT D
+
-
-
+
+
-
-
+
1
2
3
4
5
6
7
Vcc
Input A
Input B/
Enable AB
GND
Input C/
Enable CD
Input D
V
EE
Mode
16
15
14
13
12
11
SR-A
Output A
Output B
SR-B
SR-C
Output C
Output D
8
9
10
SR-D
Input A
Enable AB
SR-A
Out A
2
3
15
14
Input A
2
16
15
Input B
SR-B
Out B
Out A
Out B
3
13
14
Input C
SR-C
Out C
6
12
11
Input D
SR-D
Out D
7
9
10
SINGLE-ENDED MODE
EIA-423
DIFFERENTIAL MODE
EIA-422
Enable CD
7
11
10
Input D
6
Out C
Out D
Vcc
1 Gnd
5
Mode
4
V
EE
8
Inputs
Outputs
Operation
Vcc
Mode
A B C D
X X X X
A B C D
Z Z Z Z
V
EE
0
0
0
0
0
0
1
1
1
1
1
0
1
X
1
0
1
0
1
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
1
1
0
1
X
0
0
0
0
1
0
0
0
0
0
1
0
0
0
1
0
0
1
Z
1
0
1
0
1
0
0
0
1
0
Z
0
1
0
0
0
1
0
0
0
1
1
0
1
Z
0
0
0
0
1
1
0
0
1
0
Z
0
0
0
1
0
+5.0
GND
+5.0
-5.0
Differential
(EIA-422-A)
Single-Ended
(EIA-423-A)
X = Don't Care
Z = High Impedance (Off)
X
0
X
X
Содержание DM 2000 Version 2
Страница 37: ...37 DM2000 Top View Shield Box Cover Shield Box Power Supply Unit BRG JK2 OPT DSP SW Inside the shield box ...
Страница 80: ...DM2000 80 AD Circuit Board to DSP CN952 CN954 to DSP CN951 CN953 A A 3NA V628540 2 1 ...
Страница 82: ...DM2000 82 AD Circuit Board B B 3NA V628540 2 1 ...
Страница 83: ...83 DM2000 Pattern side B B 3NA V628540 2 1 ...
Страница 88: ...DM2000 88 D D BRG Circuit Board 3NA V628730 2 2 ...
Страница 89: ...89 DM2000 D D Pattern side 3NA V628730 2 2 ...
Страница 91: ...91 DM2000 CPU Circuit Board Pattern side 3NA V776550 3 3 ...
Страница 94: ...DM2000 94 to DSP CN955 to BRG CN009 1 2 3 4 5 6 7 8 OMNI OUT DA1 Circuit Board Component side 3NA V628550 1 2 ...
Страница 95: ...95 DM2000 Pattern side DA1 Circuit Board 3NA V628550 1 2 ...
Страница 97: ...97 DM2000 Pattern side 3NA V628560 1 DA2 Circuit Board ...
Страница 100: ...DM2000 100 F F DSP Circuit Board 3NA V628520 3 1 ...