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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 #	Availability	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
TL16C2550IPFBRQ1 IC UART FIFO 16B DUAL 48TQFP Texas Instruments	0	-	RFQ	Datasheet	48-TQFP	-	Tape & Reel (TR)	Active	Internal Oscillator	2, DUART	16 Byte	-	1.5Mbps	1.8V ~ 5V	Yes	-	Yes	Yes	Automotive	AEC-Q100	Surface Mount	48-TQFP (7x7)
N8251A PROGRAMMABLE COMMS INTERFACE Advanced Micro Devices	2,108	-	RFQ	Datasheet	28-CDIP	-	Bulk	Active	-	1, UART	-	-	-	4.5V ~ 5.5V	No	No	No	Yes	-	-	Through Hole	28-CDIP
TL16C552FN IC ASYNC COMM ELEMENT DUAL68PLCC Texas Instruments	0	-	RFQ	Datasheet	68-LCC (J-Lead)	-	Bulk	Active	Printer Port	2, DUART	16 Byte	-	1Mbps	4.75V ~ 5.25V	-	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
XR17D152IM-F IC UART PCI BUS DUAL 100TQFP MaxLinear, Inc.	0	-	RFQ	Datasheet	100-TQFP	-	Tray	Obsolete	-	2, DUART	64 Byte	RS485	6.25Mbps	3.3V, 5V	Yes	Yes	Yes	-	-	-	Surface Mount	100-TQFP (14x14)
TL16PC564BLVIPZ IC PCMCIA RCVR/XMITTER 100LQFP Texas Instruments	0	-	RFQ	Datasheet	100-LQFP	-	Tray	Obsolete	-	1, UART	64 Byte	-	-	2.7V ~ 3.3V	-	-	-	Yes	-	-	Surface Mount	100-LQFP (14x14)
CP1854ACD CP1854 - PROGRAMMABLE UART Harris Corporation	378	-	RFQ	Datasheet	-	*	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
TL16C452FN IC ASYNC COMM ELEMENT DUAL68PLCC Texas Instruments	9	-	RFQ	Datasheet	68-LCC (J-Lead)	-	Bulk	Active	Printer Port	2, DUART	-	-	-	4.75V ~ 5.25V	-	-	-	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
TL16C452FNR IC ASYNC COMM ELEMENT 68-PLCC Texas Instruments	54	-	RFQ	Datasheet	68-LCC (J-Lead)	-	Tape & Reel (TR)	Active	Printer Port	2, DUART	-	-	-	4.75V ~ 5.25V	-	-	-	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
TL16PC564BGGM IC TX/RCVR PCMCIA/UART 100-BGA Texas Instruments	0	-	RFQ	Datasheet	100-LFBGA	-	Tube	Obsolete	-	1, UART	64 Byte	-	-	3V ~ 3.6V	-	-	-	Yes	-	-	Surface Mount	100-BGA MICROSTAR (10x10)
XR16V654DIV-F IC UART FIFO 64B QUAD 64LQFP MaxLinear, Inc.	0	-	RFQ	Datasheet	64-LQFP	-	Tray	Active	Internal Oscillator, Timer/Counter	4, QUART	64 Byte	RS232	16Mbps	2.25V ~ 3.6V	Yes	Yes	Yes	Yes	-	-	Surface Mount	64-LQFP (10x10)
TL28L92FR IC DUAL UNIV ASYNC RCPT/TX 44QFP Texas Instruments	0	-	RFQ	Datasheet	44-QFP	-	Bulk	Active	Configurable GPIO, Internal Oscillator, Timer/Counter	2, DUART	16 Byte	-	1Mbps	3.3V, 5V	-	-	Yes	Yes	-	-	Surface Mount	44-QFP (10x10)
TL16PC564BLVPZ IC PCMCIA UART 100LQFP Texas Instruments	0	-	RFQ	Datasheet	100-LQFP	-	Tray	Obsolete	-	1, UART	64 Byte	-	-	2.7V ~ 3.3V	-	-	-	Yes	-	-	Surface Mount	100-LQFP (14x14)
TL16C451FNR IC ASYNC COMM ELEMENT 68-PLCC Texas Instruments	248	-	RFQ	Datasheet	68-LCC (J-Lead)	-	Tape & Reel (TR)	Active	Printer Port	1, UART	-	-	-	4.75V ~ 5.25V	-	-	-	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
TL16PC564BPZ IC UART W/FIFO 100LQFP Texas Instruments	0	-	RFQ	Datasheet	100-LQFP	-	Tube	Obsolete	-	1, UART	64 Byte	-	-	3V ~ 3.6V	-	-	-	Yes	-	-	Surface Mount	100-LQFP (14x14)
M66230FP#TB0Q SERIAL I/O CONTROLLER Renesas Electronics Corporation	20,925	-	RFQ	Datasheet	-	*	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
HD1-6402C-9 CMOS UART Harris Corporation	212	-	RFQ	Datasheet	-	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
TL16C552AFN IC ASYNC COMM ELEMENT DUAL68PLCC Texas Instruments	39	-	RFQ	Datasheet	68-LCC (J-Lead)	-	Bulk	Active	Printer Port	2, DUART	16 Byte	-	1Mbps	4.75V ~ 5.25V	-	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
TL16C750FNR IC ASYNC COMM ELEMENT 44-PLCC Texas Instruments	0	-	RFQ	Datasheet	44-LCC (J-Lead)	-	Tape & Reel (TR)	Active	-	1, UART	64 Byte	-	1Mbps	3V ~ 5.25V	Yes	-	Yes	Yes	-	-	Surface Mount	44-PLCC (16.58x16.58)
AY-3-1015D SERIAL I/O CONTROLLER Microchip Technology	404	-	RFQ	Datasheet	40-DIP	-	Bulk	Active	-	1, UART	-	-	25kBaud	4.75V ~ 5.25V	No	No	No	No	-	-	Through Hole	40-PDIP
CS82C50A-596 SERIAL I/O CONTROLLER Intersil	495	-	RFQ	Datasheet	44-LCC (J-Lead)	-	Bulk	Obsolete	-	1, UART	-	RS232	625kbps	4.5V ~ 5.5V	-	-	-	Yes	-	-	Surface Mount	44-PLCC (16.58x16.58)

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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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