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LTC1546CG#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
16
LTC1546
Figure 30. Controller-Selectable DCE Port with DB-25 Connector
D2
D1
LTC1544
CTS
NC
DSR
DTR
DCD
RTS
D3
R2
R1
R4
R3
LTC1546
LL
RXD
RXC
TXC
SCTE
TXD
M0
M1
M2
DCE/DTE
V
CC
V
DD
V
CC
V
EE
GND
3
16
17
9
15
12
24
11
2
1
5
13
6
8
22
10
20
23
4
19
18
7
14
1546 F30
C2
1µF
C1
1µF
C5
1µF
C3
1µF
C4
3.3µF
RXC B
CTS A (106)
CTS B
DSR A (107)
DSR B
RTS A (105)
RTS B
LL A (141)
SGND (102)
SHIELD (101)
DB-25 FEMALE
CONNECTOR
DCD A (109)
DCD B
DTR A (108)
DTR B
D4
V
CC
5V
CHARGE
PUMP
+
28
3
1
2
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
10
9
INVERT
NC
15
16
17
18
19
20
21
22
23
24
25
NC
27
26
25
24
23
22
21
20
19
18
17
16
15
26
27
28
C11
1µF
C10
1µF
C9
1µF
M0
M1
M2
DCE/DTE
M0
M1
M2
11
12
13
14
D1
T
T
T
T
T
D2
D3
R1
R2
R3
RXD A (104)
RXD B
TXC A (114)
SCTE A (113)
TXD A (103)
TXC B
SCTE B
TXD B
RXC A (115)
TYPICAL APPLICATIO S
U
17
LTC1546
Figure 31. Controller-Selectable Multiprotocol DTE/DCE Port with DB-25 Connector
D2
D1
LTC1544
D3
R2
R1
R4
R3
LTC1546
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
M0
M1
M2
DCE/DTE
V
CC
V
DD
V
CC
V
EE
GND
2
14
24
11
15
12
17
9
3
1
4
19
20
8
23
10
6
22
5
13
18
7
16
1546 F31
C2
1µF
C1
1µF
C5
1µF
C3
1µF
C4
3.3µF
SCTE B
RTS A
RTS B
DTR A
DTR B
CTS A
CTS B
DSR A
DSR B
CTS A
CTS B
LL A
SG
SHIELD
DB-25
CONNECTOR
DCD A
DCD B
DSR A
DSR B
RTS A
RTS B
LL A
DCD A
DCD B
DTR A
DTR B
D4
V
CC
5V
CHARGE
PUMP
+
28
3
1
2
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
10
9
INVERT
15
16
17
18
19
20
21
22
23
24
25
NC
27
26
25
24
23
22
21
20
19
18
17
16
15
26
27
28
C11
1µF
C10
1µF
C9
1µF
M0
M1
M2
DCE/DTE
11
12
13
14
M0
M1
M2
DCE/DTE
D1
T
T
T
T
T
D2
D3
R1
R2
R3
TXD A
TXD B
TXC A
RXC A
RXD A
TXC B
RXC B
RXD B
TXC A
SCTE A
TXD A
TXC B
SCTE B
TXD B
SCTE A
RXC B
RXD A
DTE DCE
RXD B
RXC A
TYPICAL APPLICATIO S
U
18
LTC1546
Figure 32. Controller-Selectable Multiprotocol DTE/DCE Port with RL, LL, TM and DB-25 Connector
10
17
18
D2
D1
LTC1545
D3
R2
R1
R3
V
CC
V
DD
V
EE
GND
D4
1,19
2,20
3
4
5
6
7
8
9
R4EN
D4ENB
15
16
NC
24
23
22
25
26
27
28
29
30
31
32
33
34
35
36
M0
M1
M2
DCE/DTE
M0
M1
M2
DCE/DTE
11
12
13
14
D5
21
R4
R5
18
*
*OPTIONAL
21
25
LL
LL
RL
RLTM
TM
RI
RI
LTC1546
DTE_TXD/DCE_RXD
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_RI
DTE_RI/DCE_LL
DTE_TM/DCE_RL
DTE_RL/DCE_TM
DTE_SCTE/DCE_RXC
M0
M1
M2
DCE/DTE
V
CC
5V
2
14
24
11
15
12
17
9
3
1
4
19
20
8
23
10
6
22
5
13
7
16
1546 F32
C2
1µF
C1
1µF
C5
1µF
C3
1µF
C4
3.3µF
TXD A
TXD B
SCTE A
SCTE B
RXD A
RXD B
RXC A
RXC B
RXC A
RXC B
RXD A
RXD B
RTS A
RTS B
DTR A
DTR B
CTS A
CTS B
DSR A
DSR B
CTS A
CTS B
SG
SHIELD
DB-25
CONNECTOR
TXC A
TXC B
SCTE A
SCTE B
TXD A
TXD B
TXC A
TXC B
DCD A
DCD B
DSR A
DSR B
RTS A
RTS B
DCD A
DCD B
DTR A
DTR B
V
CC
5V
CHARGE
PUMP
+
28
3
1
2
4
5
6
7
8
9
10
11
12
13
14
27
26
25
24
23
22
21
20
19
18
17
16
15
DTE DCE
C11
1µF
C10
1µF
C9
1µF
T
T
T
T
T
D1
D2
D3
R1
R2
R3
TYPICAL APPLICATIO S
U
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

LTC1546CG#PBF

Mfr. #:
Buy LTC1546CG#PBF
Manufacturer:
Analog Devices Inc.
Description:
RS-232 Interface IC Multiprotocol (LTCK011, 012)
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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