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LTC2847CUHF#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
16
LTC2847
sn2847 2847fs
Figure 29. Controller-Selectable Multiprotocol DTE Port with DB-25 Connector
D2
D1
LTC2845
RTS
DTR
DSR
DCD
CTS
D3
R2
R1
R4
R3
LTC2847
LL
RI
TXD
SCTE
TXC
RXC
RXD
M0
M1
M2
DCE/DTE
V
CC
V
DD
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
C2
1µF
C1
1µF
C3
1µF
C4
3.3µF
2847 F29
SCTE B
RTS A (105)
RTS B
DTR A (108)
DTR B
CTS A (106)
CTS B
LL (141)
RI (125)
SG
SHIELD
DB-25 MALE
CONNECTOR
DCD A (109)
DCD B
DSR A (107)
DSR B
D4
V
CC
5V
CHARGE
PUMP
+
V
IN
D4ENB
R4EN
V
IN
3.3V
V
IN
3.3V
C9
1µF
C7
1µF
C8
1µF
M0
M1
M2
DCE/DTE
M0
M1
M2
D1
D2
D3
R1
R2
R3
TXD A (103)
TXD B
TXC A (114)
RXC A (115)
RXD A (104)
TXC B
RXC B
RXD B
SCTE A (113)
R5
D5
C5
1µF
C6
1µF
T
T
T
T
T
C10
1µF
NC
TM
RL
TM (142)
RL (140)
25
21
*OPTIONAL
TYPICAL APPLICATIO S
U
17
LTC2847
sn2847 2847fs
Figure 30. Controller-Selectable DCE Port with DB-25 Connector
TYPICAL APPLICATIO S
U
D2
D1
LTC2845
CTS
DSR
DTR
DCD
RTS
D3
R2
R1
R4
R3
LTC2847
RI
LL
RL
TM
RXD
RXC
TXC
SCTE
TXD
M0
M1
M2
DCE/DTE
V
CC
V
DD
V
EE
GND
2
14
24
11
15
12
24
11
2
1
5
13
6
8
22
10
20
23
4
19
*
18
21
25
7
14
2847 F30
C2
1µF
C1
1µF
C3
1µF
C4
3.3µF
RXC B
CTS A (106)
CTS B
DSR A (107)
DSR B
RTS A (105)
RTS B
SGND (102)
SHIELD (101)
DB-25 FEMALE
CONNECTOR
DCD A (109)
DCD B
DTR A (108)
DTR B
D4
V
CC
5V
CHARGE
PUMP
+
NC
NC NC
V
IN
D4ENB
R4EN
V
IN
3.3V
C9
1µF
C7
1µF
C8
1µF
M0
M1
M2
DCE/DTE
M0
M1
M2
D1
D2
D3
R1
R2
R3
RXD A (104)
RXD B
SCTE A (113)
TXD A (103)
TXC B
SCTE B
TXD B
RXC A (115)
C5
1µF
C6
1µF
T
T
T
T
T
C10
1µF
V
IN
3.3V
TXC A (114)
*OPTIONAL
R5
D5
RI (125)
LL (141)
RL (140)
TM 9142)
18
LTC2847
sn2847 2847fs
Figure 31. Controller-Selectable Multiprotocol DTE/DCE Port with DB-25 Connector
TYPICAL APPLICATIO S
U
D2
D1
LTC2845
D3
R2
R1
R4
R3
LTC2847
M0
M1
M2
DCE/DTE
V
CC
V
DD
V
EE
GND
2847 F31
C2
1µF
C1
1µF
C3
1µF
C4
3.3µF
D4
D5
V
CC
5V
CHARGE
PUMP
+
DCE/DTE
V
IN
D4ENB
R4EN
15
V
IN
3.3V
C9
1µF
C7
1µF
C8
1µF
M0
M1
M2
DCE/DTE
M0
M1
M2
D1
D2
D3
R1
R2
R3
C5
1µF
C6
1µF
T
T
T
T
T
C10
1µF
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_RI
DTE_RI/DCE_LL
DTE_TM/DCE_RL
DTE_RL/DCE_TM
2
14
24
11
15
12
17
9
3
1
4
19
20
8
23
10
6
22
5
13
18
*
25
21
7
16
SCTE 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
DCD A
DCD B
DSR A
DSR B
RTS A
RTS B
DCD A
DCD B
DTR A
DTR B
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
V
IN
3.3V
R5
LL
RI
TM
RL
LL
RI
TM
RL
*OPTIONAL
NC
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

LTC2847CUHF#PBF

Mfr. #:
Buy LTC2847CUHF#PBF
Manufacturer:
Analog Devices Inc.
Description:
RS-232 Interface IC 3.3V and 5V Multiprotocol Xcvr
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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