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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Package/Case	Series	Function	Data Rate	Number of Drivers	Number of Receivers	Duplex	Supply Voltage - Max	Supply Voltage - Min	Mounting Style	Operating Supply Current	Minimum Operating Temperature	Maximum Operating Temperature	ESD Protection	Product	Packaging
RS-232 Interface IC 3 to 5V Multichannel RS-232 Line Drv/Rcv A 595-MAX3237EIPW MAX3237EIPWR Texas Instruments 1: $3.31 599In Stock	Mfr. Part No. MAX3237EIPWR Mouser Part No 595-MAX3237EIPWR	Texas Instruments	RS-232 Interface IC 3 to 5V Multichannel RS-232 Line Drv/Rcv A 595-MAX3237EIPW	Datasheet	599In Stock	Cut Tape $3.31 $2.49 $2.28 $2.05 Reel $1.76 View $1.94 $1.92 $1.87 $1.72 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-28	MAX3237E	Transceiver	1 Mb/s	5 Driver	3 Receiver	Full Duplex	5.5 V	3 V	SMD/SMT	2 mA	- 40 C	+ 85 C		RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC RS232 A 595-MAX3238C DB A 595-MAX3238CDB A 595-MAX3238CDB MAX3238CDBR Texas Instruments 1: $2.45 686In Stock 2,000Expected 21/01/2027	Mfr. Part No. MAX3238CDBR Mouser Part No 595-MAX3238CDBR	Texas Instruments	RS-232 Interface IC RS232 A 595-MAX3238C DB A 595-MAX3238CDB A 595-MAX3238CDB	Datasheet	686In Stock 2,000Expected 21/01/2027	Cut Tape $2.45 $1.81 $1.65 $1.48 Reel $1.27 View $1.40 $1.36 $1.35 $1.25 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SSOP-28	MAX3238	Transceiver	250 kb/s	5 Driver	3 Receiver	Full Duplex	5.5 V	3 V	SMD/SMT	2 mA	0 C	+ 70 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC 3 to 5V Multichannel RS-232 Line Drv/Rcv A 595-MAX3238ECDB MAX3238ECDBR Texas Instruments 1: $3.09 277In Stock 2,000Expected 07/06/2027	Mfr. Part No. MAX3238ECDBR Mouser Part No 595-MAX3238ECDBR	Texas Instruments	RS-232 Interface IC 3 to 5V Multichannel RS-232 Line Drv/Rcv A 595-MAX3238ECDB	Datasheet	277In Stock 2,000Expected 07/06/2027	Cut Tape $3.09 $2.32 $2.12 $1.91 Reel $1.63 View $1.81 $1.78 $1.73 $1.60 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SSOP-28	MAX3238E	Transceiver	400 kb/s	5 Driver	3 Receiver	Full Duplex	5.5 V	3 V	SMD/SMT	2 mA	0 C	+ 70 C	15 kV		Reel, Cut Tape, MouseReel
RS-232 Interface IC 3 to 5V Multichannel RS-232 Line Drv/Rcv A 595-MAX3238EIDB MAX3238EIDBR Texas Instruments 1: $3.29 26In Stock 6,000Expected 07/06/2027	Mfr. Part No. MAX3238EIDBR Mouser Part No 595-MAX3238EIDBR	Texas Instruments	RS-232 Interface IC 3 to 5V Multichannel RS-232 Line Drv/Rcv A 595-MAX3238EIDB	Datasheet	26In Stock 6,000Expected 07/06/2027	Cut Tape $3.29 $2.46 $2.25 $2.02 Reel $1.73 View $1.91 $1.88 $1.78 $1.66 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SSOP-28	MAX3238E	Transceiver	400 kb/s	5 Driver	3 Receiver	Full Duplex	5.5 V	3 V	SMD/SMT	2 mA	- 40 C	+ 85 C	15 kV		Reel, Cut Tape, MouseReel
RS-232 Interface IC 3-5.5V MultiCh Line Driver/Receiver A 59 A 595-MAX3243ECPW MAX3243ECPWR Texas Instruments 1: $2.40 115In Stock 4,000Expected 18/12/2026	Mfr. Part No. MAX3243ECPWR Mouser Part No 595-MAX3243ECPWR	Texas Instruments	RS-232 Interface IC 3-5.5V MultiCh Line Driver/Receiver A 59 A 595-MAX3243ECPW	Datasheet	115In Stock 4,000Expected 18/12/2026	Cut Tape $2.40 $1.79 $1.63 $1.46 Reel $1.28 View $1.38 $1.34 $1.29 $1.25 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-28	MAX3243E	Transceiver	500 kb/s	3 Driver	5 Receiver	Full Duplex	5.5 V	3 V	SMD/SMT	1 mA	0 C	+ 70 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC RS-232 Line Driver/R eceiver MAX3243EIRHBR Texas Instruments 1: $2.34 119In Stock 12,000Expected 06/11/2026	Mfr. Part No. MAX3243EIRHBR Mouser Part No 595-MAX3243EIRHBR	Texas Instruments	RS-232 Interface IC RS-232 Line Driver/R eceiver	Datasheet	119In Stock 12,000Expected 06/11/2026	Cut Tape $2.34 $1.74 $1.59 $1.42 Reel $1.21 View $1.34 $1.30 $1.25 $1.18 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	VQFN-32	MAX3243E	Transceiver	500 kb/s	3 Driver	5 Receiver	Full Duplex	5.5 V	3 V	SMD/SMT	1 mA	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC RS232 A 595-MAX3243I PW A 595-MAX3243IPW A 595-MAX3243IPW MAX3243IPWR Texas Instruments 1: $2.25 118In Stock 10,000Expected 23/11/2026	Mfr. Part No. MAX3243IPWR Mouser Part No 595-MAX3243IPWR	Texas Instruments	RS-232 Interface IC RS232 A 595-MAX3243I PW A 595-MAX3243IPW A 595-MAX3243IPW	Datasheet	118In Stock 10,000Expected 23/11/2026	Cut Tape $2.25 $1.70 $1.57 $1.42 Reel $1.25 View $1.35 $1.32 $1.26 $1.22 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-28	MAX3243	Transceiver	250 kb/s	3 Driver	5 Receiver	Full Duplex	5.5 V	3 V	SMD/SMT	1 mA	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC Quad Low Pwr SN65C1154N Texas Instruments 1: $5.80 206In Stock	Mfr. Part No. SN65C1154N Mouser Part No 595-SN65C1154N	Texas Instruments	RS-232 Interface IC Quad Low Pwr	Datasheet	206In Stock	$5.80 $4.42 $4.07 $3.69 View $3.48 $3.43 $3.41 $3.39	Min.: 1 Mult.: 1	PDIP-20	SN65C1154	Transceiver	95 kb/s	4 Driver	4 Receiver	Full Duplex	5 V	5 V	Through Hole	600 uA	- 40 C	+ 85 C	ESD Protection	RS-232 Transceivers	Tube
RS-232 Interface IC 3-5.5V 2 Ch Compat L ine Drvr/Rcvr A 595 A 595-SN65C3232DWR SN65C3232DW Texas Instruments 1: $5.44 390In Stock	Mfr. Part No. SN65C3232DW Mouser Part No 595-SN65C3232DW	Texas Instruments	RS-232 Interface IC 3-5.5V 2 Ch Compat L ine Drvr/Rcvr A 595 A 595-SN65C3232DWR	Datasheet	390In Stock	$5.44 $4.14 $3.82 $3.48 View $3.18 $3.14 $3.10	Min.: 1 Mult.: 1	SOIC-16	SN65C3232	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		Tube
RS-232 Interface IC 3-5.5V 2 Ch 1 Mbit L ine Driver/Receiver A 595-SN65C3232EDB SN65C3232EDBR Texas Instruments 1: $2.66 603In Stock 2,000Expected 23/11/2026	Mfr. Part No. SN65C3232EDBR Mouser Part No 595-SN65C3232EDBR	Texas Instruments	RS-232 Interface IC 3-5.5V 2 Ch 1 Mbit L ine Driver/Receiver A 595-SN65C3232EDB	Datasheet	603In Stock 2,000Expected 23/11/2026	Cut Tape $2.66 $2.05 $1.89 $1.70 Reel $1.45 View $1.61 $1.57 $1.53 $1.43 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SSOP-16	SN65C3232E	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	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC 3-5.5V 2 Ch 1 Mbit L ine Driver/Receiver A 595-SN65C3232ED SN65C3232EDR Texas Instruments 1: $2.49 106In Stock 10,000On Order	Mfr. Part No. SN65C3232EDR Mouser Part No 595-SN65C3232EDR	Texas Instruments	RS-232 Interface IC 3-5.5V 2 Ch 1 Mbit L ine Driver/Receiver A 595-SN65C3232ED	Datasheet	106In Stock 10,000On Order On Order Ship Dates Mfr. No: SN65C3232EDR Stock: 106 Can Dispatch Immediately On Order: 2,500 Expected 17/12/2026 7,500 Expected 15/04/2027 Factory Lead Time: 26 Weeks	Cut Tape $2.49 $1.87 $1.72 $1.55 Reel $1.38 View $1.48 $1.42 $1.28 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-Narrow-16	SN65C3232E	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	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC 3V To 5.5V Two Ch RS -232 ALT 595-SN65C3 ALT 595-SN65C3232EDR SN65C3232EDRG4 Texas Instruments 1: $2.61 726In Stock 2,500Expected 12/04/2027	Mfr. Part No. SN65C3232EDRG4 Mouser Part No 595-SN65C3232EDRG4	Texas Instruments	RS-232 Interface IC 3V To 5.5V Two Ch RS -232 ALT 595-SN65C3 ALT 595-SN65C3232EDR	Datasheet	726In Stock 2,500Expected 12/04/2027	Cut Tape $2.61 $1.93 $1.77 $1.58 Reel $1.40 View $1.50 $1.44 $1.41 $1.35 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	SN65C3232E		1 Mb/s	2 Driver	2 Receiver		5.5 V	3 V	SMD/SMT	1 mA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC 3-5.5V 2 Ch Compat L ine Drvr/Rcvr A 595 A 595-SN65C3232PW SN65C3232PWR Texas Instruments 1: $3.45 543In Stock 6,000Expected 22/02/2027	Mfr. Part No. SN65C3232PWR Mouser Part No 595-SN65C3232PWR	Texas Instruments	RS-232 Interface IC 3-5.5V 2 Ch Compat L ine Drvr/Rcvr A 595 A 595-SN65C3232PW	Datasheet	543In Stock 6,000Expected 22/02/2027	Cut Tape $3.45 $2.58 $2.36 $2.12 Reel $1.80 View $2.01 $1.97 $1.86 $1.76 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-16	SN65C3232	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	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC 3-5.5V Multichannel Line Drvr/Rcvr A 595 A 595-SN65C3243DWR SN65C3243DW Texas Instruments 1: $6.77 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	$6.77 $5.19 $4.79 $4.36 View $4.15 $4.03 $3.98 $3.93	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	RS-232 Transceivers	Tube
RS-232 Interface IC RS232 Mult Chl A 595 -SN65C3243PW A 595- A 595-SN65C3243PW SN65C3243PWR Texas Instruments 1: $2.88 94In Stock 14,000Expected 17/05/2027	Mfr. Part No. SN65C3243PWR Mouser Part No 595-SN65C3243PWR	Texas Instruments	RS-232 Interface IC RS232 Mult Chl A 595 -SN65C3243PW A 595- A 595-SN65C3243PW	Datasheet	94In Stock 14,000Expected 17/05/2027	Cut Tape $2.88 $2.16 $1.97 $1.77 Reel $1.52 View $1.68 $1.64 $1.56 $1.49 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-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	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC RS-232C REGULATOR SN751701PSR Texas Instruments 1: $1.76 64In Stock 2,000Expected 31/05/2027	Mfr. Part No. SN751701PSR Mouser Part No 595-SN751701PSR	Texas Instruments	RS-232 Interface IC RS-232C REGULATOR	Datasheet	64In Stock 2,000Expected 31/05/2027	Cut Tape $1.76 $1.30 $1.18 $1.05 Reel $0.87 View $0.984 $0.947 $0.943 $0.839 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	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC Quad Line A 595-SN75 188D A 595-SN75188D A 595-SN75188D SN75188DR Texas Instruments 1: $0.72 2,583In 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	2,583In Stock	Cut Tape $0.72 $0.506 $0.454 $0.397 Reel $0.333 View $0.37 $0.349 $0.348 $0.316 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	RS-232 Drivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC Quad Line Driver SN75188NSR Texas Instruments 1: $1.00 1,336In Stock	Mfr. Part No. SN75188NSR Mouser Part No 595-SN75188NSR	Texas Instruments	RS-232 Interface IC Quad Line Driver	Datasheet	1,336In Stock	Cut Tape $1.00 $0.715 $0.646 $0.568 Reel $0.472 View $0.532 $0.509 $0.495 $0.46 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	RS-232 Drivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC Quad Line Receiver/L A 595-SN75189ADR A A 595-SN75189ADR SN75189AD Texas Instruments 1: $1.47 554In 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 about Texas Instruments ti mc1489 sn75189 receivers	Datasheet	554In Stock	$1.47 $1.10 $0.971 $0.892 View $0.876 $0.842 $0.815 $0.728	Min.: 1 Mult.: 1	SOIC-14	SN75189A	Receiver	1 Mb/s	0 Driver	4 Receiver		5 V	5 V	SMD/SMT	26 mA	0 C	+ 70 C	Without ESD Protection	RS-232 Receivers	Tube
RS-232 Interface IC Quad Line A 595-SN75 189AD A 595-SN75189 A 595-SN75189AD SN75189ADR Texas Instruments 1: $0.72 299In Stock 2,500Expected 23/11/2026	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 about Texas Instruments ti mc1489 sn75189 receivers	Datasheet	299In Stock 2,500Expected 23/11/2026	Cut Tape $0.72 $0.506 $0.455 $0.398 Reel $0.325 View $0.371 $0.354 $0.339 $0.318 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-14	SN75189A	Receiver	1 Mb/s	0 Driver	4 Receiver		5 V	5 V	SMD/SMT	26 mA	0 C	+ 70 C	Without ESD Protection	RS-232 Receivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC Quad Line SN75189AN Texas Instruments 1: $1.06 1,549In Stock	Mfr. Part No. SN75189AN Mouser Part No 595-SN75189AN	Texas Instruments	RS-232 Interface IC Quad Line	Datasheet	1,549In Stock	$1.06 $0.78 $0.662 $0.602 View $0.562 $0.538 $0.536 $0.498 $0.492	Min.: 1 Mult.: 1	PDIP-14	SN75189A	Receiver	1 Mb/s	0 Driver	4 Receiver		5 V	5 V	SMD/SMT	26 mA	0 C	+ 70 C	Without ESD Protection	RS-232 Receivers	Tube
RS-232 Interface IC Quadruple Line Recei ver 14-TSSOP SN75189APWR Texas Instruments 1: $0.80 1,056In Stock	Mfr. Part No. SN75189APWR Mouser Part No 595-SN75189APWR	Texas Instruments	RS-232 Interface IC Quadruple Line Recei ver 14-TSSOP	Datasheet	1,056In Stock	Cut Tape $0.80 $0.572 $0.515 $0.452 Reel $0.396 View $0.421 $0.403 $0.402 $0.375 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	RS-232 Receivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC Quad Line Receiver/L A 595-SN75189DR A 5 A 595-SN75189DR SN75189D Texas Instruments 1: $1.48 828In 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	828In Stock	$1.48 $1.20 $1.01 $1.00 View $0.939 $0.902 $0.866 $0.835 $0.831	Min.: 1 Mult.: 1	SOIC-14	SN75189	Receiver	1 Mb/s	0 Driver	4 Receiver		5 V	5 V	SMD/SMT	26 mA	0 C	+ 70 C	Without ESD Protection	RS-232 Receivers	Tube
RS-232 Interface IC Quad Line SN75189N Texas Instruments 1: $1.31 868In Stock	Mfr. Part No. SN75189N Mouser Part No 595-SN75189N	Texas Instruments	RS-232 Interface IC Quad Line	Datasheet	868In Stock	$1.31 $0.949 $0.859 $0.76 View $0.716 $0.697 $0.692 $0.684	Min.: 1 Mult.: 1	PDIP-14	SN75189	Receiver	1 Mb/s	0 Driver	4 Receiver		5 V	5 V	SMD/SMT	26 mA	0 C	+ 70 C	Without ESD Protection	RS-232 Receivers	Tube
RS-232 Interface IC Mult RS232 Driver A 595-SN75196DWR A 595 A 595-SN75196DWR SN75196DW Texas Instruments 1: $3.72 96In Stock	Mfr. Part No. SN75196DW Mouser Part No 595-SN75196DW	Texas Instruments	RS-232 Interface IC Mult RS232 Driver A 595-SN75196DWR A 595 A 595-SN75196DWR	Datasheet	96In Stock	$3.72 $2.87 $2.43 $2.27 View $2.14 $2.05 $2.00 $1.97 $1.95	Min.: 1 Mult.: 1	SOIC-20	SN75196	Transceiver	120 kb/s	5 Driver	3 Receiver	Full Duplex	5 V	5 V	SMD/SMT	20 mA	0 C	+ 70 C	10 kV	RS-232 Transceivers	Tube