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RS-232 Interface IC

RS-232 Interface ICs are in stock with same-day shipping at Mouser from leading manufacturers. Mouser is an authorized distributor for many RS-232 Interface IC manufacturers, including Analog Devices Inc., MaxLinear, Renesas Electronics, Texas Instruments & more.
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Please view our selection of RS-232 interface ICs below.

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Part #

RS-232 Interface IC Sftwr-Sel Multiprotocol Tran

LTC1343IGW#PBF
Analog Devices
1: $53.01
8In Stock

Mfr. Part No.
LTC1343IGW#PBF

Mouser Part No
584-LTC1343IGW#PBF

Analog Devices

RS-232 Interface IC Sftwr-Sel Multiprotocol Tran

Datasheet

8In Stock

$53.01

$43.87

$41.21

$38.50

View

Min.: 1
Mult.: 1

SSOP-44

LTC1343

Transceiver

8 Mb/s

4 Driver

4 Receiver

Full Duplex

5.25 V

4.75 V

SMD/SMT

80 mA

- 40 C

+ 85 C

Without ESD Protection

Tube

RS-232 Interface IC 3.3V/5V L Pwr RS232 3-Drvr/5-Rcv Tran

LTC1348CG#PBF
Analog Devices
1: $24.25
2In Stock

Mfr. Part No.
LTC1348CG#PBF

Mouser Part No
584-LTC1348CG#PBF

Analog Devices

RS-232 Interface IC 3.3V/5V L Pwr RS232 3-Drvr/5-Rcv Tran

Datasheet

2In Stock

$24.25

$19.27

$17.34

$16.28

View

Min.: 1
Mult.: 1

SSOP-28

LTC1348

Transceiver

250 kb/s

3 Driver

5 Receiver

Full Duplex

5.5 V

3 V

SMD/SMT

800 uA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 3.3V/5V L Pwr RS232 3-Drvr/5-Rcv Tran

LTC1348CSW#PBF
Analog Devices
1: $23.12
17In Stock

Mfr. Part No.
LTC1348CSW#PBF

Mouser Part No
584-LTC1348CSW#PBF

Analog Devices

RS-232 Interface IC 3.3V/5V L Pwr RS232 3-Drvr/5-Rcv Tran

Datasheet

17In Stock

$23.12

$18.35

$17.07

$15.67

View

Min.: 1
Mult.: 1

SOIC-28

LTC1348

Transceiver

250 kb/s

3 Driver

5 Receiver

Full Duplex

5.5 V

3 V

SMD/SMT

800 uA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 3.3V/5V L Pwr RS232 3-Drvr/5-Rcv Tran

LTC1348IG#PBF
Analog Devices
1: $27.85
28In Stock
47Expected 26/8/2026

Mfr. Part No.
LTC1348IG#PBF

Mouser Part No
584-LTC1348IG#PBF

Analog Devices

RS-232 Interface IC 3.3V/5V L Pwr RS232 3-Drvr/5-Rcv Tran

Datasheet

28In Stock

47Expected 26/8/2026

$27.85

$21.96

$19.80

$18.73

View

Min.: 1
Mult.: 1

SSOP-28

LTC1348

Transceiver

250 kb/s

3 Driver

5 Receiver

Full Duplex

5.5 V

3 V

SMD/SMT

800 uA

- 40 C

+ 85 C

10 kV

Tube

RS-232 Interface IC 5V L Pwr RS232 3-Drvr/5-Rcv Tran w/ 2 Rc

LTC1349ISW#PBF
Analog Devices
1: $26.11
4In Stock

Mfr. Part No.
LTC1349ISW#PBF

Mouser Part No
584-LTC1349ISW#PBF

Analog Devices

RS-232 Interface IC 5V L Pwr RS232 3-Drvr/5-Rcv Tran w/ 2 Rc

Datasheet

4In Stock

$26.11

$20.79

$18.84

$17.57

View

Min.: 1
Mult.: 1

SOIC-28

LTC1349

Transceiver

120 kb/s

3 Driver

5 Receiver

Full Duplex

5.5 V

3 V

SMD/SMT

500 uA

- 40 C

+ 85 C

10 kV

Tube

RS-232 Interface IC 5V L Pwr RS232 Tran w/ SD

LTC1382ISW#PBF
Analog Devices
1: $20.74
85In Stock

Mfr. Part No.
LTC1382ISW#PBF

Mouser Part No
584-LTC1382ISW#PBF

Analog Devices

RS-232 Interface IC 5V L Pwr RS232 Tran w/ SD

Datasheet

85In Stock

$20.74

$16.40

$14.81

$13.87

View

Min.: 1
Mult.: 1

SO-18

LTC1382

Transceiver

120 kb/s

2 Driver

2 Receiver

Full Duplex

5.5 V

4.5 V

SMD/SMT

350 uA

- 40 C

+ 85 C

10 kV

Tube

RS-232 Interface IC 5V L Pwr RS232 Tran

LTC1383IS#PBF
Analog Devices
1: $17.69
112In Stock

Mfr. Part No.
LTC1383IS#PBF

Mouser Part No
584-LTC1383IS#PBF

Analog Devices

RS-232 Interface IC 5V L Pwr RS232 Tran

Datasheet

112In Stock

$17.69

$13.86

$12.89

$11.85

View

Min.: 1
Mult.: 1

SOIC-16

LTC1383

Transceiver

120 kb/s

2 Driver

2 Receiver

Full Duplex

5.5 V

4.5 V

SMD/SMT

350 uA

- 40 C

+ 85 C

10 kV

Tube

RS-232 Interface IC 5V L Pwr RS232 Tran w/ 2 Rcvs Active in

LTC1384CG#PBF
Analog Devices
1: $20.26
6In Stock

Mfr. Part No.
LTC1384CG#PBF

Mouser Part No
584-LTC1384CG#PBF

Analog Devices

RS-232 Interface IC 5V L Pwr RS232 Tran w/ 2 Rcvs Active in

Datasheet

6In Stock

$20.26

$16.01

$14.08

$13.57

View

Min.: 1
Mult.: 1

SSOP-20

LTC1384

Transceiver

120 kb/s

2 Driver

2 Receiver

Full Duplex

5.5 V

4.5 V

SMD/SMT

350 uA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 5V L Pwr RS232 Tran w/ 2 Rcvs Active in

LTC1384CN#PBF
Analog Devices
1: $17.88
28In Stock

Mfr. Part No.
LTC1384CN#PBF

Mouser Part No
584-LTC1384CN#PBF

Analog Devices

RS-232 Interface IC 5V L Pwr RS232 Tran w/ 2 Rcvs Active in

Datasheet

28In Stock

$17.88

$13.33

$12.70

$11.75

View

Min.: 1
Mult.: 1

PDIP-18

LTC1384

Transceiver

120 kb/s

2 Driver

2 Receiver

Full Duplex

5.5 V

4.5 V

Through Hole

220 uA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 5V L Pwr RS232 Tran w/ 2 Rcvs Active in

LTC1384CSW#PBF
Analog Devices
1: $16.21
19In Stock
80Expected 17/8/2026

Mfr. Part No.
LTC1384CSW#PBF

Mouser Part No
584-LTC1384CSW#PBF

Analog Devices

RS-232 Interface IC 5V L Pwr RS232 Tran w/ 2 Rcvs Active in

Datasheet

19In Stock

80Expected 17/8/2026

$16.21

$12.72

$11.46

$10.76

View

Min.: 1
Mult.: 1

SO-18

LTC1384

Transceiver

120 kb/s

2 Driver

2 Receiver

Full Duplex

5.5 V

4.5 V

SMD/SMT

350 uA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 5V L Pwr RS232 Tran w/ 2 Rcvs Active in

LTC1384ISW#PBF
Analog Devices
1: $18.28
120In Stock

Mfr. Part No.
LTC1384ISW#PBF

Mouser Part No
584-LTC1384ISW#PBF

Analog Devices

RS-232 Interface IC 5V L Pwr RS232 Tran w/ 2 Rcvs Active in

Datasheet

120In Stock

$18.28

$14.39

$13.02

$12.00

View

Min.: 1
Mult.: 1

SO-18

LTC1384

Transceiver

120 kb/s

2 Driver

2 Receiver

Full Duplex

5.5 V

4.5 V

SMD/SMT

350 uA

- 40 C

+ 85 C

10 kV

Tube

RS-232 Interface IC 3.3V L Pwr EIA/TIA-562 Tran

LTC1385CG#PBF
Analog Devices
1: $20.26
2In Stock
66Expected 25/8/2026

Mfr. Part No.
LTC1385CG#PBF

Mouser Part No
584-LTC1385CG#PBF

Analog Devices

RS-232 Interface IC 3.3V L Pwr EIA/TIA-562 Tran

Datasheet

2In Stock

66Expected 25/8/2026

$20.26

$16.01

$14.08

$13.57

View

Min.: 1
Mult.: 1

SSOP-20

LTC1385

Transceiver

120 kb/s

2 Driver

2 Receiver

Full Duplex

3.6 V

3 V

SMD/SMT

200 uA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 3.3V L Pwr EIA/TIA-562 Tran

LTC1385CSW#PBF
Analog Devices
1: $18.39
104In Stock

Mfr. Part No.
LTC1385CSW#PBF

Mouser Part No
584-LTC1385CSW#PBF

Analog Devices

RS-232 Interface IC 3.3V L Pwr EIA/TIA-562 Tran

Datasheet

104In Stock

$18.39

$14.48

$13.10

$12.31

View

Min.: 1
Mult.: 1

SO-18

LTC1385

3.6 V

3 V

SMD/SMT

Tube

RS-232 Interface IC 1x 5V RS232/RS485 Multiprotocol Tran

LTC1387CSW#PBF
Analog Devices
1: $19.95
127In Stock
114Expected 28/8/2026

Mfr. Part No.
LTC1387CSW#PBF

Mouser Part No
584-LTC1387CSW#PBF

Analog Devices

RS-232 Interface IC 1x 5V RS232/RS485 Multiprotocol Tran

Datasheet

127In Stock

114Expected 28/8/2026

$19.95

$15.76

$14.31

$13.45

View

Min.: 1
Mult.: 1

SOIC-20

LTC1387

Transceiver

150 kb/s

2 Driver

2 Receiver

Half/Full Duplex

5.5 V

4.5 V

SMD/SMT

7 mA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC 1x 5V RS232/RS485 Multiprotocol Tran

LTC1387CSW#TRPBF
Analog Devices
1: $19.95
16In Stock
3,000On Order

Mfr. Part No.
LTC1387CSW#TRPBF

Mouser Part No
584-LTC1387CSW#TRPBF

Analog Devices

RS-232 Interface IC 1x 5V RS232/RS485 Multiprotocol Tran

Datasheet

16In Stock

3,000On Order

Cut Tape

$19.95

$15.76

$14.72

$13.56

$12.76

Reel

$12.29

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

SOIC-20

LTC1387

5.5 V

4.5 V

SMD/SMT

Reel, Cut Tape, MouseReel

RS-232 Interface IC 1x 5V RS232/RS485 Multiprotocol Tran

LTC1387IG#TRPBF
Analog Devices
1: $23.87
208In Stock
1,800Expected 18/12/2026

Mfr. Part No.
LTC1387IG#TRPBF

Mouser Part No
584-LTC1387IG#TRPBF

Analog Devices

RS-232 Interface IC 1x 5V RS232/RS485 Multiprotocol Tran

Datasheet

208In Stock

1,800Expected 18/12/2026

Cut Tape

$23.87

$18.96

$17.72

$16.81

View

Reel

$14.78

MouseReel Available

Min.: 1
Mult.: 1

: 1,800

SSOP-20

LTC1387

Transceiver

150 kb/s

2 Driver

2 Receiver

Half/Full Duplex

5.5 V

4.5 V

SMD/SMT

7 mA

- 40 C

+ 85 C

Without ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC 1x 5V RS232/RS485 Multiprotocol Tran

LTC1387ISW#TRPBF
Analog Devices
1: $22.74
14In Stock

Mfr. Part No.
LTC1387ISW#TRPBF

Mouser Part No
584-LTC1387ISW#TRPBF

Analog Devices

RS-232 Interface IC 1x 5V RS232/RS485 Multiprotocol Tran

Datasheet

14In Stock

Cut Tape

$22.74

$18.02

$16.85

$15.56

View

Reel

$14.25

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

SOIC-20

LTC1387

5.5 V

4.5 V

SMD/SMT

Reel, Cut Tape, MouseReel

RS-232 Interface IC Sftwr-Sel Multiprotocol Tran

LTC1543IG#PBF
Analog Devices
1: $40.72
21In Stock

Mfr. Part No.
LTC1543IG#PBF

Mouser Part No
584-LTC1543IG#PBF

Analog Devices

RS-232 Interface IC Sftwr-Sel Multiprotocol Tran

Datasheet

21In Stock

$40.72

$32.64

$30.52

$27.31

View

Min.: 1
Mult.: 1

SSOP-28

LTC1543

Transceiver

10 Mb/s

3 Driver

3 Receiver

Full Duplex

5 V

SMD/SMT

126 mA

- 40 C

+ 85 C

Without ESD Protection

Tube

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

LTC2801CDE#PBF
Analog Devices
1: $7.56
240In Stock

Mfr. Part No.
LTC2801CDE#PBF

Mouser Part No
584-LTC2801CDE#PBF

Analog Devices

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

Learn More

Datasheet

240In Stock

$7.56

$5.77

$4.92

$4.72

View

Min.: 1
Mult.: 1

DFN-12

LTC2801

Transceiver

250 kb/s

1 Driver

1 Receiver

Half Duplex

5.5 V

1.8 V

SMD/SMT

2.3 mA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

LTC2802CDE#TRPBF
Analog Devices
1: $7.75
367In Stock
2,500Expected 4/9/2026

Mfr. Part No.
LTC2802CDE#TRPBF

Mouser Part No
584-LTC2802CDE#TRPBF

Analog Devices

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

Learn More

Datasheet

367In Stock

2,500Expected 4/9/2026

Cut Tape

$7.75

$5.92

$5.45

$4.95

View

Reel

$4.37

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

DFN-12

LTC2802

SMD/SMT

Reel, Cut Tape, MouseReel

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

LTC2803CDHC#PBF
Analog Devices
1: $8.76
89In Stock

Mfr. Part No.
LTC2803CDHC#PBF

Mouser Part No
584-LTC2803CDHC#PBF

Analog Devices

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

Learn More

Datasheet

89In Stock

$8.76

$6.72

$5.85

$5.59

View

Min.: 1
Mult.: 1

DFN-16

LTC2803

Transceiver

250 kb/s

2 Driver

2 Receiver

Half Duplex

5.5 V

1.8 V

SMD/SMT

2.3 mA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

LTC2803CGN-1#PBF
Analog Devices
1: $8.66
100In Stock

Mfr. Part No.
LTC2803CGN-1#PBF

Mouser Part No
584-LTC2803CGN-1#PBF

Analog Devices

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

Learn More

Datasheet

100In Stock

$8.66

$6.65

$6.13

$5.58

View

Min.: 1
Mult.: 1

SSOP-16

LTC2803

Transceiver

250 kb/s

2 Driver

2 Receiver

Half Duplex

SMD/SMT

2.3 mA

0 C

+ 70 C

10 kV

Tube

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

LTC2803IDHC#PBF
Analog Devices
1: $10.27
158In Stock
1,460On Order

Mfr. Part No.
LTC2803IDHC#PBF

Mouser Part No
584-LTC2803IDHC#PBF

Analog Devices

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

Learn More

Datasheet

158In Stock

1,460On Order

$10.27

$7.93

$6.83

$6.56

View

Min.: 1
Mult.: 1

DFN-16

LTC2803

Transceiver

250 kb/s

2 Driver

2 Receiver

Half Duplex

5.5 V

1.8 V

SMD/SMT

2.3 mA

- 40 C

+ 85 C

10 kV

Tube

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

LTC2803IDHC#TRPBF
Analog Devices
1: $10.27
40In Stock
7,500Expected 10/12/2026

Mfr. Part No.
LTC2803IDHC#TRPBF

Mouser Part No
584-LTC2803IDHCTRPBF

Analog Devices

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

Learn More

Datasheet

40In Stock

7,500Expected 10/12/2026

Cut Tape

$10.27

$7.93

$7.34

$6.70

View

Reel

$5.79

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

DFN-16

LTC2803

SMD/SMT

Reel, Cut Tape, MouseReel

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

LTC2803IGN-1#PBF
Analog Devices
1: $10.27
127In Stock
200Expected 14/12/2026

Mfr. Part No.
LTC2803IGN-1#PBF

Mouser Part No
584-LTC2803IGN-1#PBF

Analog Devices

RS-232 Interface IC 1.8V to 5.5V RS-232 1x & 2x Trans

Learn More

Datasheet

127In Stock

200Expected 14/12/2026

$10.27

$7.93

$7.24

$5.83

View

Min.: 1
Mult.: 1

SSOP-16

LTC2803

Transceiver

250 kb/s

2 Driver

2 Receiver

Half Duplex

5.5 V

1.8 V

SMD/SMT

2.3 mA

- 40 C

+ 85 C

10 kV

Tube

RS-232 Interface IC

Customer Service Office

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BGA-32
DFN-12
DFN-16
DIP-16
DMP-16
LFCSP-12
LFCSP-32
LGA-12
LGA-32
MSOP-10
PDIP-14
PDIP-16
PDIP-18
PDIP-20
PDIP-24
PDIP-28
PDIP-8
PDIP-Narrow-24
PLCC-28
PLCC-44

AD7306
ADM101E
ADM1181A
ADM1385
ADM202
ADM202E
ADM206
ADM206E
ADM207
ADM207E
ADM208
ADM208E
ADM211
ADM211E
ADM213
ADM213E
ADM2209E
ADM222
ADM232A
ADM232L

7 kb/s
20 kb/s
95 kb/s
100 kb/s
116 kb/s
120 kb/s
128 kb/s
150 kb/s
200 kb/s
220 kb/s
230 kb/s
235 kb/s
250 kb/s
256 kb/s
300 kb/s
400 kb/s
450 kb/s
460 kb/s
500 kb/s
920 kb/s

1.65 V
1.8 V
2.25 V
2.35 V
2.5 V
2.7 V
3 V
3 V, 10.8 V
3.3 V
4.5 V
4.75 V
5 V
5 V, 12 V
5 V, 7.5 V
5 V, 9 V
5.4 V
7.5 V
9 V
10.8 V
12 V

150 nA
200 nA
850 nA
1 uA
5 uA
10 uA
30 uA
85 uA
100 uA
160 uA
170 uA
180 uA
200 uA
220 uA
250 uA
250 uA, 2 mA
300 uA
350 uA
400 uA
500 uA