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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 5V 2Driver/2Receiver ST202ECTR STMicroelectronics 1: $1.65 1,966In Stock	Mfr. Part No. ST202ECTR Mouser Part No 511-ST202EC	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	1,966In Stock	Cut Tape $1.65 $1.23 $1.13 $1.01 Reel $0.865 View $0.954 $0.922 $0.918 $0.846 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TSSOP-16	ST202EC	Transceiver	400 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	10 mA	0 C	+ 70 C	15 kV		Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V 2Driver/2Receiver ST202ECDR STMicroelectronics 1: $1.58 2,445In Stock 5,000Expected 13/10/2026	Mfr. Part No. ST202ECDR Mouser Part No 511-ST202ECDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	2,445In Stock 5,000Expected 13/10/2026	Cut Tape $1.58 $1.23 $1.08 $0.963 Reel $0.807 View $0.907 $0.874 $0.862 $0.782 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST202EC	Transceiver	400 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	10 mA	0 C	+ 70 C	15 kV		Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V 2Driver/2Receiver ST232ABDR STMicroelectronics 1: $1.76 6,198In Stock	Mfr. Part No. ST232ABDR Mouser Part No 511-ST232ABDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	6,198In Stock	Cut Tape $1.76 $1.29 $1.17 $1.04 View Reel $0.876 $0.968 $0.93 $0.892 $0.876 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST232AB		400 kb/s				5.5 V	4.5 V	SMD/SMT	1.5 mA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V 2Driver/2Receiver ST232ACDR STMicroelectronics 1: $1.90 1,492In Stock	Mfr. Part No. ST232ACDR Mouser Part No 511-ST232ACDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	1,492In Stock	Cut Tape $1.90 $1.43 $1.32 $1.19 Reel $0.977 View $1.12 $1.09 $1.06 $0.958 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST232AC		400 kb/s				5.5 V	4.5 V	SMD/SMT	1.5 mA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V 2Driver/2Receiver ST232EBTR STMicroelectronics 1: $1.98 1,739In Stock	Mfr. Part No. ST232EBTR Mouser Part No 511-ST232EB	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	1,739In Stock	Cut Tape $1.98 $1.46 $1.33 $1.18 Reel $0.995 View $1.11 $1.07 $0.973 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TSSOP-16	ST232EB	Transceiver	400 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	10 mA	- 40 C	+ 85 C	15 kV		Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V 2Driver/2Receiver ST232EBDR STMicroelectronics 1: $1.57 2,984In Stock	Mfr. Part No. ST232EBDR Mouser Part No 511-ST232EBDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	2,984In Stock	Cut Tape $1.57 $1.15 $1.04 $0.923 Reel $0.761 View $0.867 $0.833 $0.823 $0.743 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST232EB	Transceiver	400 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	10 mA	- 40 C	+ 85 C	15 kV		Reel, Cut Tape, MouseReel
RS-232 Interface IC Lo Power 2Drvr/2Rcvr ST3232BDR STMicroelectronics 1: $1.06 10,487In Stock 35,000On Order	Mfr. Part No. ST3232BDR Mouser Part No 511-ST3232BDR	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	10,487In Stock 35,000On Order On Order Ship Dates Mfr. No: ST3232BDR Stock: 10,487 Can Dispatch Immediately On Order: 15,000 Expected 03/03/2027 20,000 Expected 12/05/2027 Factory Lead Time: 30 Weeks	Cut Tape $1.06 $0.761 $0.687 $0.606 Reel $0.503 View $0.567 $0.543 $0.527 $0.482 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST3232B		400 kb/s				5.5 V	3 V	SMD/SMT	300 uA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC Lo Power 2Drvr/2Rcvr ST3232CDR STMicroelectronics 1: $1.41 9,925In Stock 12,500Expected 03/03/2027	Mfr. Part No. ST3232CDR Mouser Part No 511-ST3232CDR	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	9,925In Stock 12,500Expected 03/03/2027	Cut Tape $1.41 $1.10 $0.953 $0.853 Reel $0.728 View $0.805 $0.776 $0.768 $0.721 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST3232C		400 kb/s				5.5 V	3 V	SMD/SMT	300 uA	0 C	+ 70 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC Lo Power 2Drvr/2Rcvr ST3232CTR STMicroelectronics 1: $1.61 4,711In Stock 10,000On Order	Mfr. Part No. ST3232CTR Mouser Part No 511-ST3232CT	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	4,711In Stock 10,000On Order On Order Ship Dates Mfr. No: ST3232CTR Stock: 4,711 Can Dispatch Immediately On Order: 2,500 Expected 12/03/2027 7,500 Expected 14/06/2027 Factory Lead Time: 30 Weeks	Cut Tape $1.61 $1.19 $1.07 $0.942 Reel $0.786 View $0.884 $0.85 $0.84 $0.768 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TSSOP-16	ST3232C		400 kb/s				5.5 V	3 V	SMD/SMT	300 uA	0 C	+ 70 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC Lo Power 2Drvr/2Rcvr ST3232EBDR STMicroelectronics 1: $1.62 13,461In Stock	Mfr. Part No. ST3232EBDR Mouser Part No 511-ST3232EBDR	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	13,461In Stock	Cut Tape $1.62 $1.19 $1.08 $0.954 Reel $0.789 View $0.897 $0.862 $0.855 $0.772 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST3232EB		250 kb/s				5 V	3 V	SMD/SMT	300 uA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC Lo Power 2Drvr/2Rcvr ST3232ECDR STMicroelectronics 1: $1.64 2,063In Stock 5,000Expected 22/03/2027	Mfr. Part No. ST3232ECDR Mouser Part No 511-ST3232ECD	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	2,063In Stock 5,000Expected 22/03/2027	Cut Tape $1.64 $1.21 $1.09 $0.966 Reel $0.793 View $0.908 $0.874 $0.86 $0.759 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST3232EC		250 kb/s				5 V	3 V	SMD/SMT	300 uA	0 C	+ 70 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC Transcvr 5Drvr/3Rcvr ST3237EBPR STMicroelectronics 1: $2.45 1,223In Stock	Mfr. Part No. ST3237EBPR Mouser Part No 511-ST3237EBP	STMicroelectronics	RS-232 Interface IC Transcvr 5Drvr/3Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	1,223In Stock	Cut Tape $2.45 $1.86 $1.72 $1.56 Reel $1.36 View $1.48 $1.44 $1.34 $1.22 MouseReel Available	Min.: 1 Mult.: 1 : 1,350	SSOP-28	ST3237EB		1 Mb/s				5.5 V	3 V	SMD/SMT	1 mA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC Transcvr 3Drvr/5Rcvr ST3241EBPR STMicroelectronics 1: $3.89 1,683In Stock	Mfr. Part No. ST3241EBPR Mouser Part No 511-ST3241EBP	STMicroelectronics	RS-232 Interface IC Transcvr 3Drvr/5Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	1,683In Stock	Cut Tape $3.89 $2.94 $2.70 $2.44 Reel $2.08 View $2.31 $2.30 $1.94 MouseReel Available	Min.: 1 Mult.: 1 : 1,350	SSOP-28	ST3241EB		250 kb/s				5.5 V	3 V	SMD/SMT	1 mA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V Dual Line Driver/ Receiver A 595-MAX2 A 595-MAX202ID MAX202IDR Texas Instruments 1: $1.68 8,148In Stock	Mfr. Part No. MAX202IDR Mouser Part No 595-MAX202IDR	Texas Instruments	RS-232 Interface IC 5V Dual Line Driver/ Receiver A 595-MAX2 A 595-MAX202ID	Datasheet	8,148In Stock	Cut Tape $1.68 $1.23 $1.12 $0.986 Reel $0.826 View $0.927 $0.891 $0.882 $0.808 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-Narrow-16	MAX202	Transceiver	120 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	15 mA	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V Dual Line Driver/ Receiver A 595-MAX2 A 595-MAX202IDW MAX202IDWR Texas Instruments 1: $1.62 1,829In Stock 4,000Expected 31/12/2026	Mfr. Part No. MAX202IDWR Mouser Part No 595-MAX202IDWR	Texas Instruments	RS-232 Interface IC 5V Dual Line Driver/ Receiver A 595-MAX2 A 595-MAX202IDW	Datasheet	1,829In Stock 4,000Expected 31/12/2026	Cut Tape $1.62 $1.19 $1.08 $0.957 Reel $0.803 View $0.90 $0.866 $0.858 $0.786 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SOIC-16	MAX202	Transceiver	120 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	15 mA	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V MultiCh Line Driv er/Receiver A 595-M A 595-MAX211IDB MAX211IDBR Texas Instruments 1: $3.40 905In Stock	Mfr. Part No. MAX211IDBR Mouser Part No 595-MAX211IDBR	Texas Instruments	RS-232 Interface IC 5V MultiCh Line Driv er/Receiver A 595-M A 595-MAX211IDB	Datasheet	905In Stock	Cut Tape $3.40 $2.56 $2.34 $2.11 Reel $1.82 View $2.00 $1.98 $1.92 $1.76 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SSOP-28	MAX211	Driver	120 kb/s	4 Driver	5 Receiver		5.5 V	4.5 V	SMD/SMT	14 mA	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC RS232 Line Driver/Re ceiver MAX232EIN Texas Instruments 1: $2.41 1,188In Stock 2,525Expected 30/09/2026	Mfr. Part No. MAX232EIN Mouser Part No 595-MAX232EIN	Texas Instruments	RS-232 Interface IC RS232 Line Driver/Re ceiver	Datasheet	1,188In Stock 2,525Expected 30/09/2026	$2.41 $1.79 $1.63 $1.46 View $1.38 $1.33 $1.29 $1.24 $1.22	Min.: 1 Mult.: 1	PDIP-16	MAX232E	Transceiver	250 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	Through Hole	10 mA	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Tube
RS-232 Interface IC RS232 Line Driver/Re ceiver A 595-MAX232 A 595-MAX232EIPW MAX232EIPWR Texas Instruments 1: $1.28 6,193In Stock	Mfr. Part No. MAX232EIPWR Mouser Part No 595-MAX232EIPWR	Texas Instruments	RS-232 Interface IC RS232 Line Driver/Re ceiver A 595-MAX232 A 595-MAX232EIPW	Datasheet	6,193In Stock	Cut Tape $1.28 $0.925 $0.838 $0.741 Reel $0.621 View $0.695 $0.667 $0.646 $0.606 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-16	MAX232E	Transceiver	250 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	10 mA	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC Dual RS232 A 595-MAX 232IDW A 595-MAX232 A 595-MAX232IDW MAX232IDWR Texas Instruments 1: $1.37 2,776In Stock 4,000Expected 24/12/2026	Mfr. Part No. MAX232IDWR Mouser Part No 595-MAX232IDWR	Texas Instruments	RS-232 Interface IC Dual RS232 A 595-MAX 232IDW A 595-MAX232 A 595-MAX232IDW	Datasheet	2,776In Stock 4,000Expected 24/12/2026	Cut Tape $1.37 $0.994 $0.901 $0.798 Reel $0.674 View $0.748 $0.719 $0.707 $0.658 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SOIC-16	MAX232	Transceiver	120 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	10 mA	- 40 C	+ 85 C	ESD Protection	RS-232 Transceivers	Reel, Cut Tape, MouseReel
RS-232 Interface IC 1-Channel RS-232 A 5 95-MAX3221CDB A 595 A 595-MAX3221CDB MAX3221CDBR Texas Instruments 1: $2.05 8,139In Stock	Mfr. Part No. MAX3221CDBR Mouser Part No 595-MAX3221CDBR	Texas Instruments	RS-232 Interface IC 1-Channel RS-232 A 5 95-MAX3221CDB A 595 A 595-MAX3221CDB	Datasheet	8,139In Stock	Cut Tape $2.05 $1.52 $1.38 $1.23 Reel $1.05 View $1.16 $1.12 $1.09 $1.02 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SSOP-16	MAX3221	Transceiver	250 kb/s	1 Driver	1 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 Single-Ch Lin e Drvr/Rcvr ALT 595 ALT 595-MAX3221CPWR MAX3221CPWRG4 Texas Instruments 1: $2.06 3,635In Stock	Mfr. Part No. MAX3221CPWRG4 Mouser Part No 595-MAX3221CPWRG4	Texas Instruments	RS-232 Interface IC 3-5.5V Single-Ch Lin e Drvr/Rcvr ALT 595 ALT 595-MAX3221CPWR	Datasheet	3,635In Stock	Cut Tape $2.06 $1.52 $1.38 $1.23 Reel $1.06 View $1.16 $1.12 $1.07 $1.02 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-16	MAX3221	Transceiver	250 kb/s	1 Driver	1 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 A 595-MAX32 A 595-MAX3221ECDB MAX3221ECDBR Texas Instruments 1: $2.04 4,442In Stock	Mfr. Part No. MAX3221ECDBR Mouser Part No 595-MAX3221ECDBR	Texas Instruments	RS-232 Interface IC RS-232 Line Driver/R eceiver A 595-MAX32 A 595-MAX3221ECDB	Datasheet	4,442In Stock	Cut Tape $2.04 $1.51 $1.38 $1.23 Reel $1.04 View $1.16 $1.12 $1.09 $1.01 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SSOP-16	MAX3221E	Transceiver	250 kb/s	1 Driver	1 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 A 595-MAX32 A 595-MAX3221EIPW MAX3221EIPWR Texas Instruments 1: $2.08 2,126In Stock 18,000Expected 24/12/2026	Mfr. Part No. MAX3221EIPWR Mouser Part No 595-MAX3221EIPWR	Texas Instruments	RS-232 Interface IC RS-232 Line Driver/R eceiver A 595-MAX32 A 595-MAX3221EIPW	Datasheet	2,126In Stock 18,000Expected 24/12/2026	Cut Tape $2.08 $1.54 $1.40 $1.25 Reel $1.07 View $1.18 $1.13 $1.12 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-16	MAX3221E	Transceiver	250 kb/s	1 Driver	1 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 Single-Ch Lin e Drvr/Rcvr ALT 595 ALT 595-MAX3221IPWR MAX3221IPWRG4 Texas Instruments 1: $2.15 3,677In Stock	Mfr. Part No. MAX3221IPWRG4 Mouser Part No 595-MAX3221IPWRG4	Texas Instruments	RS-232 Interface IC 3-5.5V Single-Ch Lin e Drvr/Rcvr ALT 595 ALT 595-MAX3221IPWR	Datasheet	3,677In Stock	Cut Tape $2.15 $1.83 Reel $1.12 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-16	MAX3221	Transceiver	250 kb/s	1 Driver	1 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 Multichannel RS-232 Line Drv/Rcvr A 595- A 595-MAX3222ECPW MAX3222ECPWR Texas Instruments 1: $2.36 1,704In Stock	Mfr. Part No. MAX3222ECPWR Mouser Part No 595-MAX3222ECPWR	Texas Instruments	RS-232 Interface IC Multichannel RS-232 Line Drv/Rcvr A 595- A 595-MAX3222ECPW	Datasheet	1,704In Stock	Cut Tape $2.36 $1.76 $1.60 $1.44 Reel $1.23 View $1.36 $1.32 $1.29 $1.20 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TSSOP-20	MAX3222E	Transceiver	500 kb/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