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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 Diodes Inc., MaxLinear, Renesas Electronics, STMicroelectronics, 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 2.5V 460-Kbps Transc eiver A 595-MAX3318 A 595-MAX3318CPW

MAX3318CPWR
Texas Instruments
1: HK$32.47
3In Stock

Mfr. Part No.
MAX3318CPWR

Mouser Part No
595-MAX3318CPWR

Texas Instruments

RS-232 Interface IC 2.5V 460-Kbps Transc eiver A 595-MAX3318 A 595-MAX3318CPW

Datasheet

3In Stock

Cut Tape

HK$32.47

HK$25.32

HK$23.18

HK$21.04

Reel

HK$17.51

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

TSSOP-20

MAX3318

Transceiver

460 kb/s

2 Driver

2 Receiver

Full Duplex

3 V

2.25 V

SMD/SMT

2 mA

0 C

+ 70 C

15 kV

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quad Low Pwr

SN65C1154N
Texas Instruments
1: HK$41.51
211In Stock

Mfr. Part No.
SN65C1154N

Mouser Part No
595-SN65C1154N

Texas Instruments

RS-232 Interface IC Quad Low Pwr

Datasheet

211In Stock

HK$41.51

HK$31.65

HK$29.10

HK$26.39

View

Min.: 1
Mult.: 1

PDIP-20

SN65C1154

Transceiver

95 kb/s

4 Driver

4 Receiver

Full Duplex

5 V

Through Hole

600 uA

- 40 C

+ 85 C

ESD Protection

Tube

RS-232 Interface IC 3V To 5.5V MultiCh R S-232

SN65C3221IPWRQ1
Texas Instruments
1: HK$26.96
51In Stock
4,000Expected 5/10/2026

Mfr. Part No.
SN65C3221IPWRQ1

Mouser Part No
595-SN65C3221IPWRQ1

Texas Instruments

RS-232 Interface IC 3V To 5.5V MultiCh R S-232

Datasheet

51In Stock

4,000Expected 5/10/2026

Cut Tape

HK$26.96

HK$20.22

HK$18.50

HK$16.60

Reel

HK$13.81

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

TSSOP-16

SN65C3221

Transceiver

1 Mb/s

1 Driver

1 Receiver

Full Duplex

5.5 V

3 V

SMD/SMT

1 mA

- 40 C

+ 85 C

15 kV

AEC-Q100

Reel, Cut Tape, MouseReel

RS-232 Interface IC 3-5.5V MultiCh Compa t Line Drv/Rcvr

SN65C3222DBR
Texas Instruments
1: HK$34.03
203In Stock

Mfr. Part No.
SN65C3222DBR

Mouser Part No
595-SN65C3222DBR

Texas Instruments

RS-232 Interface IC 3-5.5V MultiCh Compa t Line Drv/Rcvr

Datasheet

203In Stock

Cut Tape

HK$34.03

HK$31.89

HK$29.35

HK$28.93

Reel

HK$23.34

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

SSOP-20

SN65C3222

Transceiver

1 Mb/s

2 Driver

2 Receiver

Full Duplex

5.5 V

3 V

SMD/SMT

1 mA

- 40 C

+ 85 C

15 kV

Reel, Cut Tape, MouseReel

RS-232 Interface IC 3-5.5V Multichannel Line Drvr/Rcvr A 595 A 595-SN65C3243DWR

SN65C3243DW
Texas Instruments
1: HK$49.73
146In Stock

Mfr. Part No.
SN65C3243DW

Mouser Part No
595-SN65C3243DW

Texas Instruments

RS-232 Interface IC 3-5.5V Multichannel Line Drvr/Rcvr A 595 A 595-SN65C3243DWR

Datasheet

146In Stock

HK$49.73

HK$36.09

HK$34.11

HK$31.73

View

Min.: 1
Mult.: 1

SOIC-28

SN65C3243

Transceiver

1 Mb/s

3 Driver

5 Receiver

Full Duplex

5.5 V

3 V

SMD/SMT

1 mA

- 40 C

+ 85 C

15 kV

Tube

RS-232 Interface IC Line Driver and Rece iver 8-PDIP -20 to

SN751701P
Texas Instruments
1: HK$30.74
320In Stock

Mfr. Part No.
SN751701P

Mouser Part No
595-SN751701P

Texas Instruments

RS-232 Interface IC Line Driver and Rece iver 8-PDIP -20 to

Datasheet

320In Stock

HK$30.74

HK$23.67

HK$20.06

HK$18.74

View

Min.: 1
Mult.: 1

PDIP-8

SN751701

Transceiver

300 kb/s

1 Driver

1 Receiver

Half Duplex

15 V

4.5 V

Through Hole

9.1 mA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC RS-232C REGULATOR

SN751701PSR
Texas Instruments
1: HK$12.82
382In Stock

Mfr. Part No.
SN751701PSR

Mouser Part No
595-SN751701PSR

Texas Instruments

RS-232 Interface IC RS-232C REGULATOR

Datasheet

382In Stock

Cut Tape

HK$12.82

HK$9.37

HK$8.55

HK$7.54

Reel

HK$6.23

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

SOIC-8

SN751701

Transceiver

300 kb/s

1 Driver

1 Receiver

Half Duplex

15 V

4.5 V

SMD/SMT

6.1 mA

- 20 C

+ 70 C

Without ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quad Line A 595-SN75 188D A 595-SN75188D A 595-SN75188D

SN75188DR
Texas Instruments
1: HK$5.92
2,629In Stock

Mfr. Part No.
SN75188DR

Mouser Part No
595-SN75188DR

Texas Instruments

RS-232 Interface IC Quad Line A 595-SN75 188D A 595-SN75188D A 595-SN75188D

Datasheet

2,629In Stock

Cut Tape

HK$5.92

HK$4.15

HK$3.73

HK$3.26

Reel

HK$2.74

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

SOIC-14

SN75188

Driver

300 kb/s

4 Driver

0 Receiver

15 V

7.5 V

SMD/SMT

34 mA

0 C

+ 70 C

Without ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quad Line Drive

SN75188N
Texas Instruments
1: HK$11.01
941In Stock
3,000Expected 4/11/2026

Mfr. Part No.
SN75188N

Mouser Part No
595-SN75188N

Texas Instruments

RS-232 Interface IC Quad Line Drive

Datasheet

941In Stock

3,000Expected 4/11/2026

HK$11.01

HK$8.47

HK$7.18

HK$6.94

View

Min.: 1
Mult.: 1

PDIP-14

SN75188

Driver

300 kb/s

4 Driver

0 Receiver

15 V

7.5 V

Through Hole

34 mA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC Quad Line Driver

SN75188NSR
Texas Instruments
1: HK$8.22
1,337In Stock

Mfr. Part No.
SN75188NSR

Mouser Part No
595-SN75188NSR

Texas Instruments

RS-232 Interface IC Quad Line Driver

Datasheet

1,337In Stock

Cut Tape

HK$8.22

HK$5.88

HK$5.31

HK$4.67

Reel

HK$3.88

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

SOIC-14

SN75188

Driver

300 kb/s

4 Driver

0 Receiver

15 V

7.5 V

SMD/SMT

34 mA

0 C

+ 70 C

Without ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quad Line Receiver/L A 595-SN75189ADR A A 595-SN75189ADR

SN75189AD
Texas Instruments
1: HK$12.08
578In Stock

Mfr. Part No.
SN75189AD

Mouser Part No
595-SN75189AD

Texas Instruments

RS-232 Interface IC Quad Line Receiver/L A 595-SN75189ADR A A 595-SN75189ADR

Learn More

Datasheet

578In Stock

HK$12.08

HK$9.04

HK$7.98

HK$7.33

View

Min.: 1
Mult.: 1

SOIC-14

SN75189A

Receiver

1 Mb/s

0 Driver

4 Receiver

5 V

SMD/SMT

26 mA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC Quad Line A 595-SN75 189AD A 595-SN75189 A 595-SN75189AD

SN75189ADR
Texas Instruments
1: HK$5.92
1,842In Stock

Mfr. Part No.
SN75189ADR

Mouser Part No
595-SN75189ADR

Texas Instruments

RS-232 Interface IC Quad Line A 595-SN75 189AD A 595-SN75189 A 595-SN75189AD

Learn More

Datasheet

1,842In Stock

Cut Tape

HK$5.92

HK$4.16

HK$3.74

HK$3.27

Reel

HK$2.67

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

SOIC-14

SN75189A

Receiver

1 Mb/s

0 Driver

4 Receiver

5 V

SMD/SMT

26 mA

0 C

+ 70 C

Without ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quad Line

SN75189AN
Texas Instruments
1: HK$8.71
1,453In Stock

Mfr. Part No.
SN75189AN

Mouser Part No
595-SN75189AN

Texas Instruments

RS-232 Interface IC Quad Line

Datasheet

1,453In Stock

HK$8.71

HK$6.41

HK$5.44

HK$4.95

View

Min.: 1
Mult.: 1

PDIP-14

SN75189A

Receiver

1 Mb/s

0 Driver

4 Receiver

5 V

SMD/SMT

26 mA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC Quadruple Line Recei ver 14-TSSOP

SN75189APWR
Texas Instruments
1: HK$6.58
1,261In Stock

Mfr. Part No.
SN75189APWR

Mouser Part No
595-SN75189APWR

Texas Instruments

RS-232 Interface IC Quadruple Line Recei ver 14-TSSOP

Datasheet

1,261In Stock

Cut Tape

HK$6.58

HK$4.70

HK$4.23

HK$3.72

Reel

HK$3.26

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

TSSOP-14

SN75189A

Receiver

1 Mb/s

4 Driver

4 Receiver

5.5 V

4.5 V

SMD/SMT

20 mA

0 C

+ 70 C

Without ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quad Line Receiver/L A 595-SN75189DR A 5 A 595-SN75189DR

SN75189D
Texas Instruments
1: HK$12.17
840In Stock

Mfr. Part No.
SN75189D

Mouser Part No
595-SN75189D

Texas Instruments

RS-232 Interface IC Quad Line Receiver/L A 595-SN75189DR A 5 A 595-SN75189DR

Datasheet

840In Stock

HK$12.17

HK$9.86

HK$8.30

HK$8.22

View

Min.: 1
Mult.: 1

SOIC-14

SN75189

Receiver

1 Mb/s

0 Driver

4 Receiver

5 V

SMD/SMT

26 mA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC Quad Line

SN75189N
Texas Instruments
1: HK$10.77
959In Stock

Mfr. Part No.
SN75189N

Mouser Part No
595-SN75189N

Texas Instruments

RS-232 Interface IC Quad Line

Datasheet

959In Stock

HK$10.77

HK$7.80

HK$7.06

HK$6.25

View

Min.: 1
Mult.: 1

PDIP-14

SN75189

Receiver

1 Mb/s

0 Driver

4 Receiver

5 V

SMD/SMT

26 mA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC Quad RS232 Transcvr

SN75C1154N
Texas Instruments
1: HK$40.77
173In Stock

Mfr. Part No.
SN75C1154N

Mouser Part No
595-SN75C1154N

Texas Instruments

RS-232 Interface IC Quad RS232 Transcvr

Datasheet

173In Stock

HK$40.77

HK$30.74

HK$28.19

HK$25.48

View

Min.: 1
Mult.: 1

PDIP-20

SN75C1154

Transceiver

95 kb/s

4 Driver

4 Receiver

Full Duplex

5 V

Through Hole

250 uA

0 C

+ 70 C

ESD Protection

Tube

RS-232 Interface IC Triple RS232 A 595-S N75C1406DWR A 595-S A 595-SN75C1406DWR

SN75C1406DW
Texas Instruments
1: HK$33.70
263In Stock

Mfr. Part No.
SN75C1406DW

Mouser Part No
595-SN75C1406DW

Texas Instruments

RS-232 Interface IC Triple RS232 A 595-S N75C1406DWR A 595-S A 595-SN75C1406DWR

Datasheet

263In Stock

HK$33.70

HK$25.40

HK$23.34

HK$21.04

View

Min.: 1
Mult.: 1

SOIC-16

SN75C1406

Transceiver

120 kb/s

3 Driver

3 Receiver

Full Duplex

5 V

SMD/SMT

250 uA

0 C

+ 70 C

ESD Protection

Tube

RS-232 Interface IC Triple RS232

SN75C1406N
Texas Instruments
1: HK$35.67
116In Stock
500Expected 4/11/2026

Mfr. Part No.
SN75C1406N

Mouser Part No
595-SN75C1406N

Texas Instruments

RS-232 Interface IC Triple RS232

Datasheet

116In Stock

500Expected 4/11/2026

HK$35.67

HK$27.78

HK$23.59

HK$22.19

View

Min.: 1
Mult.: 1

PDIP-16

SN75C1406

Transceiver

120 kb/s

3 Driver

3 Receiver

Full Duplex

5 V

Through Hole

250 uA

0 C

+ 70 C

ESD Protection

Tube

RS-232 Interface IC Quad Low Pwr A 595-S N75C188DR A 595-SN7 A 595-SN75C188DR

SN75C188D
Texas Instruments
1: HK$13.81
843In Stock

Mfr. Part No.
SN75C188D

Mouser Part No
595-SN75C188D

Texas Instruments

RS-232 Interface IC Quad Low Pwr A 595-S N75C188DR A 595-SN7 A 595-SN75C188DR

Datasheet

843In Stock

HK$13.81

HK$10.85

HK$9.12

HK$8.63

View

Min.: 1
Mult.: 1

SOIC-14

SN75C188

Driver

300 kb/s

4 Driver

0 Receiver

12 V

SMD/SMT

160 uA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC Quad Low Pwr

SN75C188N
Texas Instruments
1: HK$13.97
956In Stock

Mfr. Part No.
SN75C188N

Mouser Part No
595-SN75C188N

Texas Instruments

RS-232 Interface IC Quad Low Pwr

Datasheet

956In Stock

HK$13.97

HK$10.52

HK$9.62

HK$8.96

View

Min.: 1
Mult.: 1

PDIP-14

SN75C188

Driver

300 kb/s

4 Driver

0 Receiver

12 V

SMD/SMT

160 uA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC Quadruple Low-Power Line Receiver A 595- A 595-SN75C189AD

SN75C189ADR
Texas Instruments
1: HK$9.37
1,775In Stock

Mfr. Part No.
SN75C189ADR

Mouser Part No
595-SN75C189ADR

Texas Instruments

RS-232 Interface IC Quadruple Low-Power Line Receiver A 595- A 595-SN75C189AD

Datasheet

1,775In Stock

Cut Tape

HK$9.37

HK$6.74

HK$6.09

HK$5.38

Reel

HK$4.48

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

SOIC-14

SN75C189A

Receiver

1 Mb/s

0 Driver

4 Receiver

5 V

SMD/SMT

700 uA

0 C

+ 70 C

ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quadruple Low-Power Line Receiver

SN75C189ANSR
Texas Instruments
1: HK$8.71
788In Stock

Mfr. Part No.
SN75C189ANSR

Mouser Part No
595-SN75C189ANSR

Texas Instruments

RS-232 Interface IC Quadruple Low-Power Line Receiver

Datasheet

788In Stock

Cut Tape

HK$8.71

HK$7.50

HK$7.38

HK$5.93

Reel

HK$5.01

HK$4.96

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

SOIC-14

SN75C189A

Receiver

1 Mb/s

0 Driver

4 Receiver

5 V

SMD/SMT

700 uA

0 C

+ 70 C

ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quadruple Low-Power Line Receiver

SN75C189NSR
Texas Instruments
1: HK$8.30
331In Stock

Mfr. Part No.
SN75C189NSR

Mouser Part No
595-SN75C189NSR

Texas Instruments

RS-232 Interface IC Quadruple Low-Power Line Receiver

Datasheet

331In Stock

Cut Tape

HK$8.30

HK$5.93

HK$5.35

HK$4.71

Reel

HK$3.80

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

SOIC-14

SN75C189

Receiver

1 Mb/s

0 Driver

4 Receiver

5 V

SMD/SMT

700 uA

0 C

+ 70 C

ESD Protection

Reel, Cut Tape, MouseReel

RS-232 Interface IC Quadruple Low-Power Line Drivers

SN75C198N
Texas Instruments
1: HK$106.70
35In Stock

Mfr. Part No.
SN75C198N

Mouser Part No
595-SN75C198N

Texas Instruments

RS-232 Interface IC Quadruple Low-Power Line Drivers

Datasheet

35In Stock

HK$106.70

HK$83.52

HK$77.76

HK$71.43

View

Min.: 1
Mult.: 1

PDIP-14

SN75C198

Driver

300 kb/s

4 Driver

0 Receiver

15 V

4.5 V

SMD/SMT

160 uA

0 C

+ 70 C

Without ESD Protection

Tube

RS-232 Interface IC

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DMP-16
PDIP-14
PDIP-16
PDIP-20
PDIP-8
QFN-16
QFN-20
QFN-24
QFN-32
QFN-EP-32
SOIC-14
SOIC-16
SOIC-18
SOIC-20
SOIC-24
SOIC-28
SOIC-8
SOIC-Narrow-16
SOIC-Wide-16
SO-Narrow-16

AZ75232
DS14C89A
GD65232
GD75232
GD75323
HIN202
HIN206
HIN208
HIN211
HIN213
HIN232
ICL3207E
ICL3221
ICL3222
ICL3223
ICL3224E
ICL3225E
ICL3226
ICL3226E
ICL3232

150 nA
200 nA
1 uA
160 uA
250 uA
250 uA, 2 mA
300 uA
600 uA
700 uA
750 uA
900 uA
1 mA
1.5 mA
1.9 mA
2 mA
3 mA
4 mA
5 mA
6.1 mA
8 mA