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UARTs (Universal Asynchronous Receiver Transmitter)

Manufacturers	Package/Case	Series	Packaging	Product Status	Features	Number of Channels	FIFO's	Protocol	Data Rate (Max)	Voltage - Supply	With Auto Flow Control	With IrDA Encoder/Decoder	With False Start Bit Detection	With Modem Control	Grade	Qualification	Mounting Type	Supplier Device Package
Advanced Micro Devices Analog Devices Inc. Analog Devices Inc./Maxim Integrated Exar FTDI, Future Technology Devices International Ltd Harris Corporation Intersil MaxLinear, Inc. Microchip Technology National Semiconductor NXP Semiconductors Renesas Rochester Electronics, LLC Sipex SMSC Texas Instruments	- 100-BQFP 100-LFBGA 100-LQFP 100-TQFP 113-LFBGA 144-LQFP 16-TSSOP (0.173", 4.40mm Width) 176-LFBGA 24-DIP (0.300", 7.62mm) 24-SOIC (0.295", 7.50mm Width) 24-TSSOP (0.173", 4.40mm Width) 24-VFBGA 24-VFQFN Exposed Pad 24-WFQFN Exposed Pad 25-WFBGA 25-WFBGA, WLCSP 28-CDIP 28-CDIP (0.600", 15.24mm) 28-DIP (0.600", 15.24mm) 28-LCC (J-Lead) 28-SOIC (0.295", 7.50mm Width) 28-SSOP (0.154", 3.90mm Width) 32-LQFP 32-VFQFN Exposed Pad 32-WFQFN Exposed Pad 36-TFBGA 40-CDIP (0.600", 15.24mm) 40-DIP 40-DIP (0.600", 15.24mm) 40-VFQFN Exposed Pad 44-LCC (J-Lead) 44-LQFP 44-QFP 48-DIP (0.600", 15.24mm) 48-LQFP 48-QFP 48-TFSOP (0.240", 6.10mm Width) 48-TQFP 48-VFQFN Exposed Pad 48-WFQFN Exposed Pad 52-LCC (J-Lead) 56-TFSOP (0.240", 6.10mm Width) 64-LQFP 64-QFP 64-VFQFN Exposed Pad 68-LCC (J-Lead) 80-BQFP 80-LQFP 84-LCC (J-Lead)	* - Impact ST16C1450 ST16C2450 ST16C450 ST16C452 ST16C550 ST16C552 ST16C650 ST16C654 ST68C554 ST78C36 XR16C850 XR16L651 XR16V654	Bag Bulk Cut Tape (CT) Tape & Reel (TR) Tray Tube	Active Discontinued at Masstock Electronics Last Time Buy Obsolete	- Configurable GPIO, Internal Oscillator, Timer/Counter Configurable GPIO, Printer Port, Timer/Counter Counter, Internal Oscillator False-start Bit Detection Internal Oscillator Internal Oscillator, Printer Port, Timer/Counter Internal Oscillator, Timer/Counter Printer Port Timer/Counter	- 1 1, UART 2 2, DUART 4 4, QUART 8 8, OCTART	- 1 Byte 128 Byte 16 Byte 256 Byte 3 Byte 32 Byte 384 Byte, 128 Byte 64 Byte 8 Byte	- IrDA IrDA, RS232 , RS485 Printer RS232 RS232, RS422 RS232, RS422, RS485 RS232, RS485 RS485	- 1.5Mbps 15Mbps 16Mbps 1MBaud 1Mbps 20Mbps 230.4Kbps 24Mbps 250kbps 25kBaud 2Mbps 3.125Mbps 31.25Mbps 3Mbps 400kbps 40kBaud 4Mbps 5Mbps 6.25Mbps 625kbps 6Mbps 8Mbps	- 1.2V, 3.3V 1.62V ~ 1.98V, 2.75V ~ 2.75V, 3V ~ 3.6V 1.62V ~ 3.63V 1.62V ~ 5.5V 1.65V ~ 1.95V 1.65V ~ 1.95V, 1.71V ~ 3.6V, 2.35V 1.71V ~ 3.6V 1.8V 1.8V ~ 5V 2.25V ~ 3.6V 2.25V ~ 5.5V 2.3V ~ 3.6V 2.5V ~ 3.3V 2.5V, 3.3V, 5V 2.7V ~ 3.3V 2.7V ~ 3.6V 2.7V ~ 5.5V 2.97V ~ 3.63V, 4.5V ~ 5.5V 2.97V ~ 5.5V 2.9V ~ 5.5V 3.3V 3.3V ~ 5.5V 3.3V ~ 5V 3.3V, 5V 3V ~ 3.6V 3V ~ 5.25V 4.5V ~ 5.5V 4.75V ~ 5.25V 4V ~ 10.5V 5V 7V	- No Yes	- No Yes	- No Yes	- No Yes	- Automotive	- AEC-Q100	- Surface Mount Through Hole	- 100-BGA MICROSTAR (10x10) 100-LQFP (14x14) 100-QFP (14x20) 100-TQFP (14x14) 113-FPBGA (9x9) 144-LQFP (20x20) 16-TSSOP 176-FPBGA (13x13) 24-BGA MICROSTAR JUNIOR (3x3) 24-DIP 24-HVQFN (4x4) 24-QFN (4x4) 24-SO 24-TQFN (3.5x3.5) 24-TSSOP 25-BGA (3x3) 25-WLP (2.19x2.19) 28-CDIP 28-CerDip 28-DIP 28-PDIP 28-PLCC (11.48x11.48) 28-PLCC (11.51x11.51) 28-SOIC 28-SSOP/QSOP 32-HVQFN (5x5) 32-LQFP (7x7) 32-QFN (5x5) 32-TQFN (5x5) 32-VQFN (5x5) 36-TFBGA (3.5x3.5) 40-DIP 40-PDIP 40-QFN (6x6) 40-SBDIP 44-LQFP (10x10) 44-PLCC 44-PLCC (16.58x16.58) 44-PLCC (16.59x16.59) 44-PQFP (10x10) 44-QFP (10x10) 48-DIP 48-HVQFN (6x6) 48-LQFP (7x7) 48-QFN (7x7) 48-QFP 48-TQFN (7x7) 48-TQFP 48-TQFP (7x7) 48-TSSOP 52-PLCC (19.15x19.15) 56-TSSOP 64-LQFP (10x10) 64-LQFP (7x7) 64-PLCC 64-QFN (9x9) 68-PLCC (24.18x24.18) 68-PLCC (24.23x24.23) 80-LQFP (12x12) 80-QFP (14x20) 84-PLCC (29.26x29.26)

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Mfr. Part #	Price	Quantity	Datasheet	Package/Case	Series	Packaging	Product Status	Features	Number of Channels	FIFO's	Protocol	Data Rate (Max)	Voltage - Supply	With Auto Flow Control	With IrDA Encoder/Decoder	With False Start Bit Detection	With Modem Control	Grade	Qualification	Mounting Type	Supplier Device Package
TL16C2550IRHBG4 IC DUAL UART 16BYTE FIFO 32-VQFN Texas Instruments	-	RFQ	Datasheet	32-VFQFN Exposed Pad	-	Tray	Discontinued at Digi-Key	Internal Oscillator	2, DUART	16 Byte	-	1.5Mbps	1.8V ~ 5V	Yes	-	Yes	Yes	-	-	Surface Mount	32-VQFN (5x5)
TL16C2550RHBG4 IC DUAL UART 16BYTE FIFO 32-VQFN Texas Instruments	-	RFQ	Datasheet	32-VFQFN Exposed Pad	-	Tray	Discontinued at Digi-Key	Internal Oscillator	2, DUART	16 Byte	-	1.5Mbps	1.8V ~ 5V	Yes	-	Yes	Yes	-	-	Surface Mount	32-VQFN (5x5)
TL16C752BPTG4 IC DUAL UART 3.3V W/FIFO 48-LQFP Texas Instruments	-	RFQ	Datasheet	48-LQFP	-	Tray	Obsolete	-	2, DUART	64 Byte	-	3Mbps	2.7V ~ 3.6V	Yes	-	Yes	Yes	-	-	Surface Mount	48-LQFP (7x7)
TL16C452FNRG4 IC ASYNC COMM ELEMENT 68-PLCC Texas Instruments	-	RFQ	Datasheet	68-LCC (J-Lead)	-	Tape & Reel (TR)	Obsolete	Printer Port	2, DUART	-	-	-	4.75V ~ 5.25V	-	-	-	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
SC16C652BIBS,151 IC ENCODER/DECODER IRDA 32HVQFN NXP USA Inc.	-	RFQ	Datasheet	32-VFQFN Exposed Pad	-	Tray	Last Time Buy	-	2, DUART	32 Byte	-	5Mbps	2.5V, 3.3V, 5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	32-HVQFN (5x5)
SC16C752BIB48,151 IC DUAL UART 64BYTE 48LQFP NXP USA Inc.	-	RFQ	Datasheet	48-LQFP	-	Tray	Obsolete	-	2, DUART	64 Byte	-	5Mbps	2.5V, 3.3V, 5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-LQFP (7x7)
XR16M752IM48TR-F IC UART FIFO 34B DUAL 48TQFP MaxLinear, Inc.	-	RFQ	Datasheet	48-TQFP	-	Tape & Reel (TR)	Active	Internal Oscillator, Timer/Counter	2, DUART	64 Byte	RS232, RS422, RS485	16Mbps	1.62V ~ 3.63V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
SC28L201A1DGG,118 IC UART W/FIFO 48-TSSOP NXP USA Inc.	-	RFQ	Datasheet	48-TFSOP (0.240", 6.10mm Width)	Impact	Tape & Reel (TR)	Obsolete	Configurable GPIO, Internal Oscillator, Timer/Counter	1, UART	256 Byte	RS485	3.125Mbps	3.3V, 5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-TSSOP
SCC2692AC1N28,129 IC DUART 1MBPS 28DIP NXP USA Inc.	-	RFQ	Datasheet	28-DIP (0.600", 15.24mm)	-	Tube	Obsolete	Configurable GPIO, Internal Oscillator, Timer/Counter	2, DUART	-	-	1Mbps	5V	Yes	-	Yes	-	-	-	Through Hole	28-DIP
SC28L201A1DGG,112 IC UART W/FIFO 48-TSSOP NXP USA Inc.	-	RFQ	Datasheet	48-TFSOP (0.240", 6.10mm Width)	Impact	Tube	Obsolete	Configurable GPIO, Internal Oscillator, Timer/Counter	1, UART	256 Byte	RS485	3.125Mbps	3.3V, 5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-TSSOP
XR68M752IL32-F IC UART FIFO 64B DUAL 32QFN MaxLinear, Inc.	-	RFQ	Datasheet	32-VFQFN Exposed Pad	-	Tray	Obsolete	Internal Oscillator, Timer/Counter	2, DUART	64 Byte	RS232, RS422, RS485	16Mbps	1.62V ~ 3.63V	Yes	Yes	Yes	Yes	-	-	Surface Mount	32-QFN (5x5)
XR16L2550ILTR-F IC UART FIFO 16B DUAL 32QFN MaxLinear, Inc.	-	RFQ	Datasheet	32-VFQFN Exposed Pad	-	Tape & Reel (TR)	Obsolete	Internal Oscillator, Timer/Counter	2, DUART	16 Byte	RS232	4Mbps	2.25V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	32-QFN (5x5)
TL16C2552FNG4 IC DUAL UART 1.8V-5V FIFO 44PLCC Texas Instruments	-	RFQ	Datasheet	44-LCC (J-Lead)	-	Tube	Discontinued at Digi-Key	Internal Oscillator	2, DUART	16 Byte	-	1.5Mbps	1.8V ~ 5V	Yes	-	Yes	Yes	-	-	Surface Mount	44-PLCC (16.58x16.58)
ST16C1550CJ28TR-F IC UART FIFO 16B 28PLCC MaxLinear, Inc.	-	RFQ	Datasheet	28-LCC (J-Lead)	-	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	Surface Mount	28-PLCC (11.51x11.51)
NS16C2552TVAX/NOPB IC UART DUAL 16BYTE 44-PLCC Texas Instruments	-	RFQ	Datasheet	44-LCC (J-Lead)	-	Tape & Reel (TR)	Obsolete	-	2, DUART	16 Byte	-	5Mbps	2.97V ~ 5.5V	Yes	Yes	-	Yes	-	-	Surface Mount	44-PLCC (16.58x16.58)
XR16M2550IM48TR-F IC UART FIFO 16B 1.8V DL 48TQFP MaxLinear, Inc.	-	RFQ	Datasheet	48-TQFP	-	Tape & Reel (TR)	Active	Internal Oscillator, Timer/Counter	2, DUART	16 Byte	RS232, RS422	16Mbps	1.62V ~ 3.63V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
TL16C552AFNRG4 IC ASYNC COMM ELEMENT DUAL68PLCC Texas Instruments	-	RFQ	Datasheet	68-LCC (J-Lead)	-	Tape & Reel (TR)	Obsolete	Printer Port	2, DUART	16 Byte	-	1Mbps	4.75V ~ 5.25V	-	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
ST16C550CJ44TR-F IC UART FIFO 16B SGL 44PLCC MaxLinear, Inc.	-	RFQ	Datasheet	44-LCC (J-Lead)	-	Tape & Reel (TR)	Active	Timer/Counter	1, UART	16 Byte	-	1.5Mbps	2.97V ~ 5.5V	-	-	Yes	Yes	-	-	Surface Mount	44-PLCC (16.59x16.59)
SCC2681AE1N28,112 IC DUART 1MBPS 28DIP NXP USA Inc.	-	RFQ	Datasheet	28-DIP (0.600", 15.24mm)	-	Tube	Obsolete	Configurable GPIO, Internal Oscillator, Timer/Counter	2, DUART	-	-	1Mbps	5V	Yes	-	Yes	-	-	-	Through Hole	28-DIP
XR16M780IM48-F IC UART FIFO 64B 48TQFP MaxLinear, Inc.	-	RFQ	Datasheet	48-TQFP	-	Tray	Obsolete	Internal Oscillator, Timer/Counter	1, UART	64 Byte	RS232, RS422, RS485	16Mbps	1.62V ~ 3.63V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)

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UARTs (Universal Asynchronous Receiver Transmitter) Products & Selection Guide

UARTs (Universal Asynchronous Receiver Transmitter) are widely used in industrial automation, automotive electronics, communication equipment, consumer electronics, new energy systems, and many other electronic applications. We offer products from multiple manufacturers, packages, and specifications to help engineers and buyers compare and source suitable components.

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