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MAX13172ECAI+
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P22
MAX13172E
+5V Multipr
otocol, Softwar
e-Selectable
Clock T
ransceiver
16
______________________________________________________________________________________
Figure 13. Typical V.10/V.28 Interface
A
′
C
′
A
C
GENERATOR
UNBALANCED
INTERCONNECTING
CABLE
CABLE
TERMINATION
RECEIVER
LOAD
-3.25mA
3.25mA
-10V
+10V
-3V
+3V
V
Z
I
Z
Figure 14. Receiver Input Impedance Curve
R6
11k
Ω
R8
5k
Ω
A
′
B
′
C
′
A
B
GND
R5
55k
Ω
1.4V
R7
11k
Ω
R4
55k
Ω
MAX13172E
S3
RECEIVER
S2
S1
+
-
Figure 16a. V.10 Internal Resistance Network for Receivers 1, 2,
and 3
R6
11k
Ω
R8
5k
Ω
A
′
C
′
A
GND
R5
55k
Ω
MAX13172E
S3
RECEIVER
Figure 16b. V.10 Internal Resistance Network for Receiver 4
100
Ω
MIN
A
′
B
′
C
′
A
B
C
GENERATOR
BALANCED
INTERCONNECTING
CABLE
CABLE
TERMINATION
RECEIVER
LOAD
Figure 15. Typical V.11 Interface
MAX13172E
+5V Multipr
otocol, Softwar
e-Selectable
Clock T
ransceiver
______________________________________________________________________________________
17
R6
11k
Ω
R8
5k
Ω
A
′
B
′
C
′
A
B
GND
R5
55k
Ω
1.4V
R7
11k
Ω
R4
55k
Ω
MAX13172E
S3
RECEIVER
S2
S1
+
-
Figure 17. V.11 Internal Resistance Networks
R6
11k
Ω
R8
5k
Ω
A
′
C
′
A
GND
R5
55k
Ω
MAX13172E
S3
RECEIVER
Figure 18b. V.28 Internal Resistance Network for Receiver 4
R6
11k
Ω
R8
5k
Ω
A
′
B
′
C
′
A
B
GND
R5
55k
Ω
1.4V
R7
11k
Ω
R4
55k
Ω
MAX13172E
S3
RECEIVER
S2
S1
+
-
Figure 18a. V.28 Internal Resistance Network for Receiver 1, 2,
and 3
MAX13172E
+5V Multipr
otocol, Softwar
e-Selectable
Clock T
ransceiver
18
______________________________________________________________________________________
CTS A
4
2
14
24
11
15
12
17
9
3
16
7
19
20
23
8
10
6
22
5
13
18
CTS B
DSR A
DSR B
DCD A
DCD B
DTR A
DTR B
RTS A
RTS B
RXD A
RXD B
RXC A
RXC B
TXC A
TXC B
SCTE A
SCTE B
TXD A
TXD B
CHARGE
PUMP
DTE
DCE
RTS A
RTS B
DTR A
DTR B
DCD A
DCD B
DSR A
DSR B
CTS A
CTS B
LLA
LLA
TXD A
TXD B
SCTE A
SCTE B
TXC A
TXC B
RXC A
RXC B
RXD A
RXD B
SG
M2
C12
1
µ
F
C13
1
µ
F
C5
4.7
µ
F
+
C2
1
µ
F
C1
1
µ
F
C4
4.7
µ
F
C3
4.7
µ
F
2
21
T1
T2
T3
R1
R2
R3
28
27
26
25
24
23
22
21
20
19
18
17
16
15
3
V
CC
5V
1
2
4
5
6
7
8
9
10
11
12
13
14
14
3
4
6
7
9
10
16
15
18
17
19
20
22
23
24
1
5
81
1
1
2
1
3
C6
100pF
C7
100pF
C8
100pF
M1
M0
DCE/DTE
M1
M2
DCE/DTE
M0
V
CC
V
CC
V
EE
V
EE
V
CC
V
DD
GND
LATCH
MAX13174E
MAX13170E
T1
T2
T3
T4
R1
R2
R3
26
27
28
25
24
23
22
21
20
19
18
17
5
6
7
8
9
4
3
1
2
R4
16
15
10
11
12
13
14
M1
M2
DCE/DTE
INVERT
M0
M1
M2
INVERT
DCE/DTE
M0
DB-25
CONNECTOR
MAX13172E
C11
1
µ
F
C10
1
µ
F
C9
1
µ
F
1
SHIELD
DTE_TXD/DCE_RXD
DTE_SCTE/DCE_RXC
DTE_TXC/DCE_TXC
DTE_RXC/DCE_SCTE
DTE_RXD/DCE_TXD
DTE_RTS/DCE_CTS
DTE_DTR/DCE_DSR
DTE_DCD/DCE_DCD
DTE_DSR/DCE_DTR
DTE_CTS/DCE_RTS
DTE_LL/DCE_LL
Figure 19. Controller-Selectable Multiprotocol DCE/DTE Port with DB-25 Connector
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P22
MAX13172ECAI+
Mfr. #:
Buy MAX13172ECAI+
Manufacturer:
Maxim Integrated
Description:
Interface - Specialized +5V Multiprotocol, Software-Selectable Clock Transceiver
Lifecycle:
New from this manufacturer.
Delivery:
DHL
FedEx
Ups
TNT
EMS
Payment:
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