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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 (JPY) 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 15kV ESD-Protected, RS-232 Transceivers for Multidrop Applications MAX3323EEUE+ Analog Devices / Maxim Integrated 1: ¥2,660.9 767In Stock	Mfr. Part # MAX3323EEUE+ Mouser Part # 700-MAX3323EEUE	Analog Devices / Maxim Integrated	RS-232 Interface IC 15kV ESD-Protected, RS-232 Transceivers for Multidrop Applications	Datasheet	767In Stock	¥2,660.9 ¥2,102.8 ¥1,813.8 ¥1,754 View ¥1,725.8 ¥1,684.3	Min.: 1 Mult.: 1 Max.: 613	TSSOP-16	MAX3323E	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	Tube
RS-232 Interface IC +2.35V to +5.5V, 1 A, 2Tx/2Rx RS-232 Transceivers with 15kV ESD-Protected I/O and Logic Pins MAX3380EEUP+ Analog Devices / Maxim Integrated 1: ¥2,988.1 782In Stock	Mfr. Part # MAX3380EEUP+ Mouser Part # 700-MAX3380EEUP	Analog Devices / Maxim Integrated	RS-232 Interface IC +2.35V to +5.5V, 1 A, 2Tx/2Rx RS-232 Transceivers with 15kV ESD-Protected I/O and Logic Pins	Datasheet	782In Stock	¥2,988.1 ¥2,368.6 ¥2,214.1 ¥2,043 View ¥1,948.4 ¥1,911.8	Min.: 1 Mult.: 1 Max.: 625	TSSOP-20	MAX3380E	Transceiver	460 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	2.35 V	SMD/SMT	1 mA	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Tube
RS-232 Interface IC 5V 2Driver/2Receiver ST202BDR STMicroelectronics 1: ¥259.1 5,004In Stock 7,500Expected 4/23/2027	Mfr. Part # ST202BDR Mouser Part # 511-ST202BDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	5,004In Stock 7,500Expected 4/23/2027	Cut Tape ¥259.1 ¥189.4 ¥172.7 ¥152.1 Reel ¥127.4 View ¥143 ¥137.5 ¥136.2 ¥124.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST202B		400 kb/s				5.5 V	4.5 V	SMD/SMT	4 mA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V 2Driver/2Receiver ST202EBDR STMicroelectronics 1: ¥192.7 5,580In Stock	Mfr. Part # ST202EBDR Mouser Part # 511-ST202EBDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	5,580In Stock	Cut Tape ¥192.7 ¥148 ¥135.9 ¥123.2 Reel ¥102.3 View ¥117.9 ¥112.6 ¥106.6 ¥101.7 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST202EB	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 ST202ECTR STMicroelectronics 1: ¥272.4 1,966In Stock	Mfr. Part # ST202ECTR Mouser Part # 511-ST202EC	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	1,966In Stock	Cut Tape ¥272.4 ¥204.3 ¥187.7 ¥167.8 View Reel ¥138.2 ¥150.2 ¥145.3 ¥144.7 ¥138.2 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: ¥262.4 7,607In Stock	Mfr. Part # ST202ECDR Mouser Part # 511-ST202ECDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	7,607In Stock	Cut Tape ¥262.4 ¥204.3 ¥179.4 ¥160 Reel ¥134 View ¥150.7 ¥145.2 ¥143.2 ¥129.9 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: ¥292.3 5,973In Stock	Mfr. Part # ST232ABDR Mouser Part # 511-ST232ABDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	5,973In Stock	Cut Tape ¥292.3 ¥214.3 ¥194.3 ¥172.7 View Reel ¥145.5 ¥160.8 ¥154.5 ¥148.2 ¥145.5 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 ST232BDR STMicroelectronics 1: ¥171.1 9,082In Stock	Mfr. Part # ST232BDR Mouser Part # 511-ST232BDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	9,082In Stock	Cut Tape ¥171.1 ¥122.9 ¥111 ¥97.7 Reel ¥80.7 View ¥91.5 ¥87.7 ¥85.2 ¥78.7 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST232B		220 kb/s				5.5 V	4.5 V	SMD/SMT	5 mA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V 2Driver/2Receiver ST232CDR STMicroelectronics 1: ¥134.5 7,266In Stock 10,000Expected 12/2/2026	Mfr. Part # ST232CDR Mouser Part # 511-ST232CDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	7,266In Stock 10,000Expected 12/2/2026	Cut Tape ¥134.5 ¥97.5 ¥88.4 ¥78.2 Reel ¥65.4 View ¥73.4 ¥70.6 ¥68.1 ¥63.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SOIC-16	ST232C	Transceiver	220 kb/s	2 Driver	2 Receiver	Full Duplex	5.5 V	4.5 V	SMD/SMT	5 mA	0 C	+ 70 C	Without ESD Protection		Reel, Cut Tape, MouseReel
RS-232 Interface IC 5V 2Driver/2Receiver ST232EBTR STMicroelectronics 1: ¥328.9 2,230In Stock	Mfr. Part # ST232EBTR Mouser Part # 511-ST232EB	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	2,230In Stock	Cut Tape ¥328.9 ¥242.5 ¥220.9 ¥196 Reel ¥165.3 View ¥184.4 ¥177.7 ¥161.6 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: ¥264.1 2,987In Stock	Mfr. Part # ST232EBDR Mouser Part # 511-ST232EBDR	STMicroelectronics	RS-232 Interface IC 5V 2Driver/2Receiver Learn More about STMicroelectronics stm standard products	Datasheet	2,987In Stock	Cut Tape ¥264.1 ¥192.7 ¥174.4 ¥153.3 Reel ¥125.4 View ¥144 ¥138.4 ¥138.2 ¥122.7 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 ST3222BTR STMicroelectronics 1: ¥367.1 7,789In Stock	Mfr. Part # ST3222BTR Mouser Part # 511-ST3222B	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	7,789In Stock	Cut Tape ¥367.1 ¥295.7 ¥245.8 ¥222.6 Reel ¥192.7 View ¥209.3 ¥201 ¥196 ¥187.7 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TSSOP-20	ST3222B		400 kb/s				3.6 V	3 V	SMD/SMT	300 mA	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
RS-232 Interface IC Lo Power 2Drvr/2Rcvr ST3232BDR STMicroelectronics 1: ¥176.1 5,757In Stock 35,000On Order	Mfr. Part # ST3232BDR Mouser Part # 511-ST3232BDR	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	5,757In Stock 35,000On Order On Order Ship Dates Mfr. #: ST3232BDR Stock: 5,757 Can Ship Immediately On Order: 15,000 Expected 12/7/2026 20,000 Expected 5/7/2027 Factory Lead-Time: 30 Weeks	Cut Tape ¥176.1 ¥131.4 ¥114.1 ¥100.7 View Reel ¥90.2 ¥94.2 ¥90.2 ¥90.2 MouseReel Available	Min.: 1 Mult.: 1 Max.: 910 : 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: ¥234.2 10,539In Stock 12,500Expected 6/18/2027	Mfr. Part # ST3232CDR Mouser Part # 511-ST3232CDR	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	10,539In Stock 12,500Expected 6/18/2027	Cut Tape ¥234.2 ¥182.7 ¥158.3 ¥141.7 Reel ¥120.9 View ¥133.7 ¥128.9 ¥127.6 ¥119.8 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 ST3232EBTR STMicroelectronics 1: ¥279 1,912In Stock 5,000Expected 4/23/2027	Mfr. Part # ST3232EBTR Mouser Part # 511-ST3232EB	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	1,912In Stock 5,000Expected 4/23/2027	Cut Tape ¥279 ¥204.3 ¥186 ¥160.1 View Reel ¥131.1 ¥150.5 ¥144.5 ¥143 ¥131.1 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TSSOP-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 ST3232EBDR STMicroelectronics 1: ¥269.1 11,528In Stock	Mfr. Part # ST3232EBDR Mouser Part # 511-ST3232EBDR	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	11,528In Stock	Cut Tape ¥269.1 ¥197.7 ¥179.4 ¥158.5 Reel ¥131.1 View ¥149 ¥143.2 ¥142 ¥128.2 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: ¥272.4 2,545In Stock 5,000Expected 3/22/2027	Mfr. Part # ST3232ECDR Mouser Part # 511-ST3232ECD	STMicroelectronics	RS-232 Interface IC Lo Power 2Drvr/2Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	2,545In Stock 5,000Expected 3/22/2027	Cut Tape ¥272.4 ¥201 ¥181 ¥160.5 ¥150.8 Reel ¥150.8 MouseReel Available	Min.: 1 Mult.: 1 Max.: 460 : 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 3Drvr/5Rcvr ST3241EBPR STMicroelectronics 1: ¥646.1 1,554In Stock	Mfr. Part # ST3241EBPR Mouser Part # 511-ST3241EBP	STMicroelectronics	RS-232 Interface IC Transcvr 3Drvr/5Rcvr Learn More about STMicroelectronics stm standard products	Datasheet	1,554In Stock	Cut Tape ¥646.1 ¥488.3 ¥448.5 ¥405.3 Reel ¥345.5 View ¥383.7 ¥382 ¥322.2 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: ¥279 7,016In Stock	Mfr. Part # MAX202IDR Mouser Part # 595-MAX202IDR	Texas Instruments	RS-232 Interface IC 5V Dual Line Driver/ Receiver A 595-MAX2 A 595-MAX202ID	Datasheet	7,016In Stock	Cut Tape ¥279 ¥204.3 ¥186 ¥163.8 Reel ¥137.2 View ¥154 ¥148 ¥146.5 ¥134.2 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 RS232 Line Driver/Re ceiver MAX232EIN Texas Instruments 1: ¥400.3 3,697In Stock	Mfr. Part # MAX232EIN Mouser Part # 595-MAX232EIN	Texas Instruments	RS-232 Interface IC RS232 Line Driver/Re ceiver	Datasheet	3,697In Stock	¥400.3 ¥297.3 ¥270.7 ¥242.5 View ¥229.2 ¥220.9 ¥214.3 ¥206 ¥202.6	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: ¥212.6 5,422In Stock	Mfr. Part # MAX232EIPWR Mouser Part # 595-MAX232EIPWR	Texas Instruments	RS-232 Interface IC RS232 Line Driver/Re ceiver A 595-MAX232 A 595-MAX232EIPW	Datasheet	5,422In Stock	Cut Tape ¥212.6 ¥153.6 ¥139.2 ¥123.1 Reel ¥103.1 View ¥115.4 ¥110.8 ¥107.3 ¥100.7 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 1-Channel RS-232 A 5 95-MAX3221CDB A 595 A 595-MAX3221CDB MAX3221CDBR Texas Instruments 1: ¥390.3 6,603In Stock 10,000Expected 4/12/2027	Mfr. Part # MAX3221CDBR Mouser Part # 595-MAX3221CDBR	Texas Instruments	RS-232 Interface IC 1-Channel RS-232 A 5 95-MAX3221CDB A 595 A 595-MAX3221CDB	Datasheet	6,603In Stock 10,000Expected 4/12/2027	Cut Tape ¥390.3 ¥289 ¥264.1 ¥235.9 View Reel ¥186 ¥222.6 ¥220.9 ¥186 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: ¥390.3 3,399In Stock	Mfr. Part # MAX3221CPWRG4 Mouser Part # 595-MAX3221CPWRG4	Texas Instruments	RS-232 Interface IC 3-5.5V Single-Ch Lin e Drvr/Rcvr ALT 595 ALT 595-MAX3221CPWR	Datasheet	3,399In Stock	Cut Tape ¥390.3 ¥289 ¥264.1 ¥235.9 Reel ¥186 View ¥222.6 ¥215.9 ¥207.6 ¥171.1 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: ¥383.7 3,997In Stock	Mfr. Part # MAX3221ECDBR Mouser Part # 595-MAX3221ECDBR	Texas Instruments	RS-232 Interface IC RS-232 Line Driver/R eceiver A 595-MAX32 A 595-MAX3221ECDB	Datasheet	3,997In Stock	Cut Tape ¥383.7 ¥285.7 ¥260.8 ¥232.5 View Reel ¥199.3 ¥219.3 ¥214.3 ¥209.3 ¥199.3 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-MAX3221EIDB MAX3221EIDBR Texas Instruments 1: ¥440.2 1,869In Stock 6,000Expected 4/1/2027	Mfr. Part # MAX3221EIDBR Mouser Part # 595-MAX3221EIDBR	Texas Instruments	RS-232 Interface IC RS-232 Line Driver/R eceiver A 595-MAX32 A 595-MAX3221EIDB	Datasheet	1,869In Stock 6,000Expected 4/1/2027	Cut Tape ¥440.2 ¥327.2 ¥297.3 ¥267.4 ¥252.5 Reel ¥212.6 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	- 40 C	+ 85 C	15 kV	RS-232 Transceivers	Reel, Cut Tape, MouseReel