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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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Results: 1,548

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Part #

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

LTC1385CSW#PBF
Analog Devices
1: $13.52
104In Stock

Mfr. Part #
LTC1385CSW#PBF

Mouser Part #
584-LTC1385CSW#PBF

Analog Devices

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

Datasheet

104In Stock

$13.52

$10.65

$9.63

Min.: 1
Mult.: 1
Max.: 104

SO-18

LTC1385

3.6 V

3 V

SMD/SMT

Tube

RS-232 Interface IC 3.3V L Pwr EIA/TIA562 Tran

LTC1386IS#PBF
Analog Devices
1: $14.93
114In Stock
50Expected 9/21/2026

Mfr. Part #
LTC1386IS#PBF

Mouser Part #
584-LTC1386IS#PBF

Analog Devices

RS-232 Interface IC 3.3V L Pwr EIA/TIA562 Tran

Datasheet

114In Stock

50Expected 9/21/2026

$14.93

$11.69

$10.88

$9.99

Min.: 1
Mult.: 1
Max.: 147

SOIC-16

LTC1386

Transceiver

120 kb/s

2 Driver

2 Receiver

Full Duplex

3.6 V

3 V

SMD/SMT

350 uA

- 40 C

+ 85 C

10 kV

Tube

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

LTC1387CSW#PBF
Analog Devices
1: $14.67
99In Stock
190Expected 3/11/2027

Mfr. Part #
LTC1387CSW#PBF

Mouser Part #
584-LTC1387CSW#PBF

Analog Devices

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

Datasheet

99In Stock

190Expected 3/11/2027

$14.67

$11.59

$10.52

$9.89

Min.: 1
Mult.: 1
Max.: 238

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

LTC1387IG#TRPBF
Analog Devices
1: $17.64
108In Stock
1,800Expected 1/20/2027

Mfr. Part #
LTC1387IG#TRPBF

Mouser Part #
584-LTC1387IG#TRPBF

Analog Devices

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

Datasheet

108In Stock

1,800Expected 1/20/2027

Cut Tape

$17.64

$14.22

$13.03

$12.06

View

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1,813

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 Sftwr-Sel Multiprotocol Tran

LTC1543IG#PBF
Analog Devices
1: $29.94
21In Stock

Mfr. Part #
LTC1543IG#PBF

Mouser Part #
584-LTC1543IG#PBF

Analog Devices

RS-232 Interface IC Sftwr-Sel Multiprotocol Tran

Datasheet

21In Stock

$29.94

$24.00

Min.: 1
Mult.: 1
Max.: 21

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: $5.56
199In Stock

Mfr. Part #
LTC2801CDE#PBF

Mouser Part #
584-LTC2801CDE#PBF

Analog Devices

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

Learn More

Datasheet

199In Stock

$5.56

$4.24

$3.62

$3.47

Min.: 1
Mult.: 1
Max.: 199

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: $5.70
367In Stock
2,500Expected 9/2/2026

Mfr. Part #
LTC2802CDE#TRPBF

Mouser Part #
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 9/2/2026

Cut Tape

$5.70

$4.35

$4.01

$3.64

View

MouseReel Available

Min.: 1
Mult.: 1
Max.: 2,867

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: $6.44
89In Stock

Mfr. Part #
LTC2803CDHC#PBF

Mouser Part #
584-LTC2803CDHC#PBF

Analog Devices

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

Learn More

Datasheet

89In Stock

$6.44

$4.94

$4.30

$4.11

Min.: 1
Mult.: 1
Max.: 89

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: $6.44
100In Stock

Mfr. Part #
LTC2803CGN-1#PBF

Mouser Part #
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

$6.44

$4.94

$4.57

$4.15

Min.: 1
Mult.: 1
Max.: 100

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: $7.55
158In Stock
1,460Expected 9/11/2026

Mfr. Part #
LTC2803IDHC#PBF

Mouser Part #
584-LTC2803IDHC#PBF

Analog Devices

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

Learn More

Datasheet

158In Stock

1,460Expected 9/11/2026

$7.55

$5.83

$5.02

$4.94

View

Min.: 1
Mult.: 1
Max.: 1,618

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: $7.55
40In Stock
7,500Expected 9/10/2026

Mfr. Part #
LTC2803IDHC#TRPBF

Mouser Part #
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 9/10/2026

Cut Tape

$7.55

$5.83

$5.40

$4.93

View

MouseReel Available

Min.: 1
Mult.: 1
Max.: 7,540

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: $7.55
127In Stock
200Expected 12/14/2026

Mfr. Part #
LTC2803IGN-1#PBF

Mouser Part #
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 12/14/2026

$7.55

$5.83

$5.40

$4.92

$4.61

Min.: 1
Mult.: 1
Max.: 327

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

LTC2804CDHC#PBF
Analog Devices
1: $6.56
81In Stock

Mfr. Part #
LTC2804CDHC#PBF

Mouser Part #
584-LTC2804CDHC#PBF

Analog Devices

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

Learn More

Datasheet

81In Stock

$6.56

$5.03

$4.38

$4.18

Min.: 1
Mult.: 1
Max.: 88

DFN-16

LTC2804

Transceiver

1 Mb/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

LTC2804IDHC#PBF
Analog Devices
1: $8.58
146In Stock
219Expected 9/25/2026

Mfr. Part #
LTC2804IDHC#PBF

Mouser Part #
584-LTC2804IDHC#PBF

Analog Devices

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

Learn More

Datasheet

146In Stock

219Expected 9/25/2026

$8.58

$6.65

$6.17

$5.63

$5.38

Min.: 1
Mult.: 1
Max.: 365

DFN-16

LTC2804

Transceiver

1 Mb/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 3.3V Sftwr-Sel Multiprotocol Tran

LTC2844CG#PBF
Analog Devices
1: $19.08
31In Stock

Mfr. Part #
LTC2844CG#PBF

Mouser Part #
584-LTC2844CG#PBF

Analog Devices

RS-232 Interface IC 3.3V Sftwr-Sel Multiprotocol Tran

Learn More

Datasheet

31In Stock

$19.08

$15.50

$14.32

Min.: 1
Mult.: 1
Max.: 31

SSOP-28

LTC2844

Transceiver

10 Mb/s

4 Driver

4 Receiver

Full Duplex

3.6 V

3 V

SMD/SMT

95 mA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC 3.3V Sftwr-Sel Multiprotocol Tran

LTC2844IG#PBF
Analog Devices
1: $22.51
20In Stock

Mfr. Part #
LTC2844IG#PBF

Mouser Part #
584-LTC2844IG#PBF

Analog Devices

RS-232 Interface IC 3.3V Sftwr-Sel Multiprotocol Tran

Learn More

Datasheet

20In Stock

$22.51

$18.02

Min.: 1
Mult.: 1
Max.: 20

SSOP-28

LTC2844

Transceiver

10 Mb/s

4 Driver

4 Receiver

Full Duplex

3.6 V

3 V

SMD/SMT

95 mA

- 40 C

+ 85 C

Without ESD Protection

Tube

RS-232 Interface IC RS232/RS485 Multiprotocol Trans w/ Int T

LTC2870HUFD#PBF
Analog Devices
1: $22.18
5In Stock
3,431On Order

Mfr. Part #
LTC2870HUFD#PBF

Mouser Part #
584-LTC2870HUFD#PBF

Analog Devices

RS-232 Interface IC RS232/RS485 Multiprotocol Trans w/ Int T

Datasheet

5In Stock

3,431On Order

$22.18

$17.71

$15.62

$15.12

View

Min.: 1
Mult.: 1
Max.: 3,436

QFN-28

LTC2870

Transceiver

20 Mb/s

2 Driver

2 Receiver

Half/Full Duplex

5.5 V

3.3 V

SMD/SMT

3.3 mA

- 40 C

+ 125 C

26 kV

Tube

RS-232 Interface IC RS232/RS485 Multiprotocol Trans w/ Int T

LTC2871CFE#PBF
Analog Devices
1: $18.58
88In Stock

Mfr. Part #
LTC2871CFE#PBF

Mouser Part #
584-LTC2871CFE#PBF

Analog Devices

RS-232 Interface IC RS232/RS485 Multiprotocol Trans w/ Int T

Datasheet

88In Stock

$18.58

$14.78

$13.25

Min.: 1
Mult.: 1
Max.: 88

TSSOP-38

LTC2871

Transceiver

20 Mb/s

2 Driver

2 Receiver

Half/Full Duplex

5.5 V

3 V

SMD/SMT

3.3 mA

0 C

+ 70 C

Tube

RS-232 Interface IC RS232/RS485 Multiprotocol Trans w/ Int T

LTC2871CUHF#PBF
Analog Devices
1: $17.97
45In Stock

Mfr. Part #
LTC2871CUHF#PBF

Mouser Part #
584-LTC2871CUHF#PBF

Analog Devices

RS-232 Interface IC RS232/RS485 Multiprotocol Trans w/ Int T

Datasheet

45In Stock

$17.97

$14.35

$13.41

Min.: 1
Mult.: 1
Max.: 45

QFN-38

LTC2871

Transceiver

20 Mb/s

2 Driver

2 Receiver

Half/Full Duplex

5.5 V

3 V

SMD/SMT

3.3 mA

0 C

+ 70 C

Tube

RS-232 Interface IC 1x-Bus RS485/RS232 Multiprotocol Tran w/

LTC2873HUFD#PBF
Analog Devices
1: $17.83
31In Stock
438Expected 9/21/2026

Mfr. Part #
LTC2873HUFD#PBF

Mouser Part #
584-LTC2873HUFD#PBF

Analog Devices

RS-232 Interface IC 1x-Bus RS485/RS232 Multiprotocol Tran w/

Learn More

Datasheet

31In Stock

438Expected 9/21/2026

$17.83

$14.17

$12.44

$12.02

$11.69

Min.: 1
Mult.: 1
Max.: 469

QFN-24

LTC2873

Transceiver

20 Mb/s

1 Driver

1 Receiver

Half Duplex

5.5 V

3 V

SMD/SMT

4 mA

- 40 C

+ 125 C

26 kV

Tube

RS-232 Interface IC 1x-Bus RS485/RS232 Multiprotocol Tran w/

LTC2873IUFD#PBF
Analog Devices
1: $15.72
2,321In Stock

Mfr. Part #
LTC2873IUFD#PBF

Mouser Part #
584-LTC2873IUFD#PBF

Analog Devices

RS-232 Interface IC 1x-Bus RS485/RS232 Multiprotocol Tran w/

Learn More

Datasheet

2,321In Stock

$15.72

$12.44

$10.89

$10.52

View

Min.: 1
Mult.: 1
Max.: 2,321

QFN-24

LTC2873

Transceiver

20 Mb/s

1 Driver

1 Receiver

Half Duplex

5.5 V

3 V

SMD/SMT

4 mA

- 40 C

+ 85 C

26 kV

Tube

RS-232 Interface IC 2x Iso RS232 uM Tran + Pwr

LTM2882IY-3#PBF
Analog Devices
1: $29.31
10In Stock
2,261On Order

Mfr. Part #
LTM2882IY-3#PBF

Mouser Part #
584-LTM2882IY-3#PBF

Analog Devices

RS-232 Interface IC 2x Iso RS232 uM Tran + Pwr

Learn More

Datasheet

10In Stock

2,261On Order

$29.31

$23.43

$21.97

$20.35

View

Min.: 1
Mult.: 1
Max.: 2,269

BGA-32

LTM2882

Transceiver

10 Mb/s

2 Driver

2 Receiver

Half Duplex

3.6 V

3 V

SMD/SMT

24 mA

- 40 C

+ 85 C

10 kV

Tray

RS-232 Interface IC 15kV ESD-Protected, EMC Compliant, 230kbps, 3 Tx/3 Rx RS-232 IC

MAX1406CAE+
Analog Devices / Maxim Integrated
1: $6.07
74In Stock

Mfr. Part #
MAX1406CAE+

Mouser Part #
700-MAX1406CAE

Analog Devices / Maxim Integrated

RS-232 Interface IC 15kV ESD-Protected, EMC Compliant, 230kbps, 3 Tx/3 Rx RS-232 IC

Datasheet

74In Stock

$6.07

$4.83

$4.24

Min.: 1
Mult.: 1
Max.: 74

SSOP-16

MAX1406

Transceiver

230 kb/s

3 Driver

3 Receiver

Full Duplex

5.5 V

4.5 V

SMD/SMT

1 mA

0 C

+ 70 C

15 kV

Tube

RS-232 Interface IC 15kV ESD-Protected, EMC Compliant, 230kbps, 3 Tx/3 Rx RS-232 IC

MAX1406CPE+
Analog Devices / Maxim Integrated
1: $7.77
93In Stock

Mfr. Part #
MAX1406CPE+

Mouser Part #
700-MAX1406CPE

Analog Devices / Maxim Integrated

RS-232 Interface IC 15kV ESD-Protected, EMC Compliant, 230kbps, 3 Tx/3 Rx RS-232 IC

Datasheet

93In Stock

$7.77

$6.01

$5.56

Min.: 1
Mult.: 1
Max.: 93

PDIP-16

MAX1406

Transceiver

230 kb/s

3 Driver

3 Receiver

Full Duplex

5.5 V

4.5 V

Through Hole

1 mA

0 C

+ 70 C

15 kV

Tube

RS-232 Interface IC 15kV ESD-Protected, EMC Compliant, 230kbps, 3 Tx/3 Rx RS-232 IC

MAX1406CWE+
Analog Devices / Maxim Integrated
1: $6.07
46In Stock

Mfr. Part #
MAX1406CWE+

Mouser Part #
700-MAX1406CWE

Analog Devices / Maxim Integrated

RS-232 Interface IC 15kV ESD-Protected, EMC Compliant, 230kbps, 3 Tx/3 Rx RS-232 IC

Datasheet

46In Stock

$6.07

$4.64

$4.19

Min.: 1
Mult.: 1
Max.: 46

SO-Wide-16

MAX1406

Transceiver

230 kb/s

3 Driver

3 Receiver

Full Duplex

5.5 V

4.5 V

SMD/SMT

1 mA

0 C

+ 70 C

15 kV

Tube

RS-232 Interface IC

Customer Service Office

Company

Resources

Support

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
ADM207E
ADM208
ADM208E
ADM211
ADM211E
ADM213
ADM213E
ADM2209E
ADM222
ADM232A
ADM232L
ADM233L

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
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
600 uA