LTC1545CG View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC1545CG Datasheet PDF : 16 Pages
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LTC1545
TYPICAL APPLICATIONS
RXD
RXC
TXC
SCTE
TXD
VCC
5V
3
28
C3
1µF C1
1µF
1
27
CHARGE
26
2
PUMP
4
25
C5
1µF
LTC1543
24
5
D1
23
22
6
D2
21
7
D3
20
8
R1
19
18
9
R2
17
16
10
R3
15
11 M0
12
M1
13
M2
14
NC
DCE/DTE
C2
1µF
C4
3.3µF
C6 C7 C8
100pF 100pF 100pF
3 8 11 12 13
LTC1344A
14
VCC
C13
1µF
21
LATCH
2 VEE
C12
1µF
5 4 6 7 9 10
16 15 18 17 19 20 22 23 24 1
VCC
3
RXD A (104)
16
RXD B
17
RXC A (115)
9
RXC B
15
TXC A (114)
12
TXC B
24 SCTE A (113)
11 SCTE B
2 TXD A (103)
14 TXD B
7
SGND (102)
1 SHIELD (101)
VCC
C10
5V
1µF
CTS
DSR
DCD
DTR
RTS
RI
LL
RL
TM
M0
M1
M2
14
C9
1µF 1,19 VCC
2,20 VDD
36
VEE 35
GND
C11
1µF
34
3
D1
33
32
4
D2
31
5
D3
LTC1545
30
6
R1
29
28
7
R2
27
8
26
R3
25
9
D4
24
10
23
R4
17
22
R5
18
21
D5
11
15
M0
12
D4ENB
M1
13
M2
R4EN 16
NC
14
NC
DCE/DTE
Figure 23. Controller-Selectable DCE Port with DB-25 Connector
DB-25 FEMALE
CONNECTOR
5 CTS A (106)
13 CTS B
6
DSR A (107)
22
DSR B
8 DCD A (109)
10 DCD B
20 DTR A (108)
23
DTR B
4 RTS A (105)
19 RTS B
* RI (125)
18
LL (141)
21 RL (140)
25
TM (142)
*OPTIONAL
1544 F23
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