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UART（通用异步接收器/发送器）

制造商	封装/外壳	系列	包装	产品状态	特性	通道数	FIFO	协议	数据速率（最大值）	电压 - 电源	带自动流量控制	带 IrDA 编码器/解码器	带伪起始位检测	带调制解调器控制	等级	认证	安装类型	供应商设备封装
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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结果

制造商料号	库存情况	价格	数量	数据手册	封装/外壳	系列	包装	产品状态	特性	通道数	FIFO	协议	数据速率（最大值）	电压 - 电源	带自动流量控制	带 IrDA 编码器/解码器	带伪起始位检测	带调制解调器控制	等级	认证	安装类型	供应商设备封装
XR16C854IV-F IC UART FIFO 128B QUAD 64LQFP MaxLinear, Inc.	843	-	立即询价	数据手册	64-LQFP	-	Tray	Active	Internal Oscillator, Timer/Counter	4, QUART	128 Byte	RS232, RS485	2Mbps	2.97V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	64-LQFP (10x10)
XR16V798IQ-F IC UART FIFO 64B OCTAL 100QFP MaxLinear, Inc.	184	-	立即询价	数据手册	100-BQFP	-	Tray	Active	Internal Oscillator, Timer/Counter	8	64 Byte	RS485	8Mbps	2.25V ~ 3.6V	Yes	Yes	Yes	Yes	-	-	Surface Mount	100-QFP (14x20)
TL16C550DIPFB IC ASYNC COMM ELEMENT 48-TQFP Texas Instruments	41	-	立即询价	数据手册	48-TQFP	-	Bulk	Active	-	1, UART	16 Byte	-	1Mbps	2.25V ~ 5.5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
TL16C550CPFBR IC ASYNC COMM ELEMENT 48-TQFP Texas Instruments	2,346	-	立即询价	数据手册	48-TQFP	-	Tape & Reel (TR)	Active	-	1, UART	16 Byte	-	1Mbps	3V ~ 5.25V	Yes	-	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
ST16C550CJ44-F IC UART FIFO 16B SGL 44PLCC MaxLinear, Inc.	1,643	-	立即询价	数据手册	44-LCC (J-Lead)	-	Tube	Active	Timer/Counter	1, UART	16 Byte	-	1.5Mbps	2.97V ~ 5.5V	-	-	Yes	Yes	-	-	Surface Mount	44-PLCC (16.59x16.59)
TL16C2550IPFB IC DUAL UART 16BYTE FIFO 48-TQFP Texas Instruments	600	-	立即询价	数据手册	48-TQFP	-	Bulk	Active	Internal Oscillator	2, DUART	16 Byte	-	1.5Mbps	1.8V ~ 5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
TL16C2550PFBR IC DUAL UART 1.8V-5V FIFO 48TQFP Texas Instruments	849	-	立即询价	数据手册	48-TQFP	-	Tape & Reel (TR)	Active	Internal Oscillator	2, DUART	16 Byte	-	1.5Mbps	1.8V ~ 5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
TL16C752CPFB IC DUAL UART W/64B FIFO 48-TQFP Texas Instruments	137	-	立即询价	数据手册	48-TQFP	-	Tray	Active	-	2, DUART	64 Byte	RS485	3Mbps	1.62V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
XR68M752IM48-F IC UART FIFO 64B DUAL 48TQFP MaxLinear, Inc.	176	-	立即询价	数据手册	48-TQFP	-	Tray	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)
TL16C752DPFBRQ1 IC UART DUAL 64 BYTE 48TQFP Texas Instruments	1,158	-	立即询价	数据手册	48-TQFP	-	Tape & Reel (TR)	Active	Internal Oscillator, Timer/Counter	2, DUART	64 Byte	RS485	3Mbps	1.62V ~ 5.5V	Yes	Yes	Yes	Yes	Automotive	AEC-Q100	Surface Mount	48-TQFP (7x7)
ST16C2550IJ44-F IC UART FIFO 16B DUAL 44PLCC MaxLinear, Inc.	575	-	立即询价	数据手册	44-LCC (J-Lead)	-	Tube	Active	Internal Oscillator, Timer/Counter	2, DUART	16 Byte	RS232, RS485	4Mbps	2.97V ~ 5.5V	-	-	Yes	Yes	-	-	Surface Mount	44-PLCC (16.59x16.59)
TL16C750EPFBR SINGLE UART Texas Instruments	1,940	-	立即询价	数据手册	48-TQFP	-	Tape & Reel (TR)	Active	Internal Oscillator	1	128 Byte	RS232, RS485	6Mbps	1.62V ~ 1.98V, 2.75V ~ 2.75V, 3V ~ 3.6V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
XR16L2750CM-F IC UART FIFO 64B DUAL 48TQFP MaxLinear, Inc.	165	-	立即询价	数据手册	48-TQFP	-	Tray	Active	Internal Oscillator, Timer/Counter	2, DUART	64 Byte	RS232, RS485	6.25Mbps	2.25V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
XR16L2550IM-F IC UART FIFO 16B DUAL 48TQFP MaxLinear, Inc.	386	-	立即询价	数据手册	48-TQFP	-	Tray	Active	Internal Oscillator, Timer/Counter	2, DUART	16 Byte	RS232	4Mbps	2.25V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
XR16L2751IM-F IC UART FIFO 64B DUAL 48TQFP MaxLinear, Inc.	562	-	立即询价	数据手册	48-TQFP	-	Tray	Active	Internal Oscillator, Timer/Counter	2, DUART	64 Byte	RS232, RS485	6.25Mbps	2.25V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
TL16C552FNR IC ASYNC COMM ELEMENT DUAL68PLCC Texas Instruments	592	-	立即询价	数据手册	68-LCC (J-Lead)	-	Tape & Reel (TR)	Active	Printer Port	2, DUART	16 Byte	-	1Mbps	4.75V ~ 5.25V	-	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
XR16L2751CM-F IC UART FIFO 64B DUAL 48TQFP MaxLinear, Inc.	340	-	立即询价	数据手册	48-TQFP	-	Tray	Active	Internal Oscillator, Timer/Counter	2, DUART	64 Byte	RS232, RS485	6.25Mbps	2.25V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	48-TQFP (7x7)
TL16CP754CPM IC QUAD UART 64BYTE FIFO 64-LQFP Texas Instruments	30	-	立即询价	数据手册	64-LQFP	-	Bulk	Active	Internal Oscillator	4, QUART	64 Byte	RS485	3Mbps	1.62V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	64-LQFP (10x10)
TL16C554AFN IC QUAD UART W/FIFO 68-PLCC Texas Instruments	186	-	立即询价	数据手册	68-LCC (J-Lead)	-	Bulk	Active	-	4, QUART	16 Byte	-	1Mbps	3V ~ 5.25V	Yes	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
XR16C2852CJ-F IC UART FIFO 128B 44PLCC MaxLinear, Inc.	160	-	立即询价	数据手册	44-LCC (J-Lead)	-	Tube	Active	Internal Oscillator, Timer/Counter	2, DUART	128 Byte	RS232, RS485	3.125Mbps	2.97V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	44-PLCC (16.59x16.59)