LTC1544IG#PBF Linear Technology, LTC1544IG#PBF Datasheet - Page 17

• Manufacturer Part Number: LTC1544IG#PBF
• Description: IC TXRX SOFTWARE SELECTBL 28SSOP
• Manufacturer: Linear Technology
• Type: Transceiverr

Specifications of LTC1544IG#PBF

• Number Of Drivers/receivers: 4/4
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Protocol: -

TYPICAL APPLICATIO S
DTE_RXC/DCE_SCTE
DTE_SCTE/DCE_RXC
DTE_DCD/DCE_DCD
DTE_TXD/DCE_RXD
DTE_RXD/DCE_TXD
DTE_DTR/DCE_DSR
DTE_DSR/DCE_DTR
DTE_TXC/DCE_TXC
DTE_RTS/DCE_CTS
DTE_CTS/DCE_RTS
DTE_LL/DCE_LL
DCE/DTE
C10
1 F
M2
M1
M0
C3
1 F
Figure 24. Controller-Selectable Multiprotocol DTE/DCE Port with DB-25 Connector
V
5V
CC
1 F
C1
C9
1 F
C5
1 F
10
11
12
13
14
V
10
11
12
13
14
3
1
2
4
5
6
7
8
9
CC
1
2
3
4
5
6
7
8
9
V
V
M0
M1
M2
DCE/DTE
M0
M1
M2
DCE/DTE
U
CC
DD
LTC1544
LTC1543
CHARGE
D2
D3
D1
D1
D2
D3
D4
PUMP
R1
R2
R3
R1
R2
R4
R3
INVERT
GND
V
EE
28
27
26
25
24
23
22
21
20
19
18
17
16
15
28
27
26
25
24
23
22
21
20
19
18
17
16
15
NC
+
C2
1 F
C4
3.3 F
C11
1 F
C13
1 F
C12
1 F
14
2
V
V
CC
EE
100pF
C6
3
5
100pF
4
C7
6
8
100pF
7
C8
11
9
10
12
16
13
15 18 17 19 20 22
LTC1344A
23 24
LATCH
1
21
14
24
12
17
16
10
22
13
18
11
15
19
20
23
2
9
7
1
4
8
6
5
3
LTC1544
1544 F24
RXC A
RXC B
RXD A
RXD B
SG
SHIELD
RTS A
RTS B
DTR A
DTR B
DSR A
DSR B
CTS A
CTS B
LL A
TXD A
TXD B
SCTE A
SCTE B
TXC A
TXC B
DCD A
DCD B
DTE
CONNECTOR
DB-25
17
DCE
RXD A
RXD B
RXC A
RXC B
TXC A
TXC B
SCTE A
SCTE B
TXD A
TXD B
CTS A
CTS B
DSR A
DSR B
DCD A
DCD B
DTR A
DTR B
RTS A
RTS B
LL A