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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
TL16C554APNR IC ASYNC COMM ELEMENT 80-LQFP Texas Instruments	1,863	-	立即询价	数据手册	80-LQFP	-	Tape & Reel (TR)	Active	-	4, QUART	16 Byte	-	1Mbps	3V ~ 5.25V	Yes	-	Yes	Yes	-	-	Surface Mount	80-LQFP (12x12)
TL16C554AFNR IC ASYNC COMM ELEMENT 68-PLCC Texas Instruments	550	-	立即询价	数据手册	68-LCC (J-Lead)	-	Tape & Reel (TR)	Active	-	4, QUART	16 Byte	-	1Mbps	3V ~ 5.25V	Yes	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
TL16C554FN IC ASYNC COMM ELEMENT 68-PLCC Texas Instruments	13	-	立即询价	数据手册	68-LCC (J-Lead)	-	Bulk	Active	-	4, QUART	16 Byte	-	1Mbps	4.75V ~ 5.25V	-	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
TL16C554IFN IC QUAD UART W/FIFO 68-PLCC Texas Instruments	0	-	立即询价	数据手册	68-LCC (J-Lead)	-	Bulk	Active	-	4, QUART	16 Byte	-	1Mbps	4.75V ~ 5.25V	-	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
TL16C550DPTR IC ASYNC COMM ELEMENT 48-LQFP Texas Instruments	2,693	-	立即询价	数据手册	48-LQFP	-	Tape & Reel (TR)	Active	-	1, UART	16 Byte	-	1Mbps	2.25V ~ 5.5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-LQFP (7x7)
TL16C550DRHB IC ASYNC COMM ELEMENT 32-VQFN Texas Instruments	16	-	立即询价	数据手册	32-VFQFN Exposed Pad	-	Bulk	Active	-	1, UART	16 Byte	-	1Mbps	2.25V ~ 5.5V	Yes	-	Yes	Yes	-	-	Surface Mount	32-VQFN (5x5)
TL16C550DPT IC ASYNC COMM ELEMENT 48-LQFP Texas Instruments	327	-	立即询价	数据手册	48-LQFP	-	Bulk	Active	-	1, UART	16 Byte	-	1Mbps	2.25V ~ 5.5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-LQFP (7x7)
TL16C550DIPT IC ASYNC COMM ELEMENT 48-LQFP Texas Instruments	63	-	立即询价	数据手册	48-LQFP	-	Bulk	Active	-	1, UART	16 Byte	-	1Mbps	2.25V ~ 5.5V	Yes	-	Yes	Yes	-	-	Surface Mount	48-LQFP (7x7)
TL16C2550IPFBR IC DUAL UART 16BYTE FIFO 48-TQFP Texas Instruments	111	-	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)
TL16C752CIRHBR IC DUAL UART W/64B FIFO 32-QFN Texas Instruments	2,900	-	立即询价	数据手册	32-VFQFN Exposed Pad	-	Tape & Reel (TR)	Active	-	2, DUART	64 Byte	RS485	3Mbps	1.62V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	32-VQFN (5x5)
ST16C654CQ100-F IC UART FIFO 64B QUAD 100QFP MaxLinear, Inc.	132	-	立即询价	数据手册	100-LQFP	ST16C654	Tray	Active	Internal Oscillator, Timer/Counter	4, QUART	64 Byte	RS232	1.5Mbps	2.97V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	100-LQFP (14x14)
TL16C554FNR IC ASYNC COMM ELEMENT 68-PLCC Texas Instruments	67	-	立即询价	数据手册	68-LCC (J-Lead)	-	Tape & Reel (TR)	Active	-	4, QUART	16 Byte	-	1Mbps	4.75V ~ 5.25V	-	-	Yes	Yes	-	-	Surface Mount	68-PLCC (24.23x24.23)
IS82C52Z IC CONTROLLER UART 28-PLCC Renesas Electronics Corporation	124	-	立即询价	数据手册	28-LCC (J-Lead)	-	Tube	Active	-	1, UART	-	RS232	1Mbps	4.5V ~ 5.5V	-	-	-	Yes	-	-	Surface Mount	28-PLCC (11.51x11.51)
TL16C554AIFN IC UART FIFO 16BIT QAUD 68PLCC Texas Instruments	148	-	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)
ID82C52 IC UART/BRG 5V 16MHZ 28-DIP Renesas Electronics Corporation	76	-	立即询价	数据手册	28-CDIP (0.600", 15.24mm)	-	Tube	Active	-	1, UART	-	RS232	1Mbps	4.5V ~ 5.5V	-	-	-	Yes	-	-	Through Hole	28-CerDip
XR16L580ILTR-F IC UART FIFO 16BYTE 32QFN MaxLinear, Inc.	0	-	立即询价	数据手册	24-VFQFN Exposed Pad	-	Tape & Reel (TR)	Obsolete	Internal Oscillator, Timer/Counter	1, UART	16 Byte	RS232, RS485	3.125Mbps	2.25V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	24-QFN (4x4)
XR16L580IL-F IC UART FIFO 16BYTE 32QFN MaxLinear, Inc.	0	-	立即询价	数据手册	32-VFQFN Exposed Pad	-	Tray	Obsolete	Internal Oscillator, Timer/Counter	1, UART	16 Byte	RS232, RS422	3.125Mbps	2.25V ~ 5.5V	Yes	Yes	Yes	Yes	-	-	Surface Mount	32-QFN (5x5)
XR16M770IL24TR-F IC UART FIFO 64B 24QFN MaxLinear, Inc.	6,000	-	立即询价	数据手册	24-VFQFN Exposed Pad	-	Tape & Reel (TR)	Obsolete	Internal Oscillator, Timer/Counter	1, UART	64 Byte	RS232, RS422, RS485	16Mbps	1.62V ~ 3.63V	Yes	Yes	Yes	Yes	-	-	Surface Mount	24-QFN (4x4)
ST16C550IJ44 SIPEX PIPELINE REGISTER 8-BIT Sipex	274	-	立即询价	数据手册	-	-	Bulk	Obsolete	Counter, Internal Oscillator	-	16 Byte	-	1.5Mbps	7V	-	-	Yes	Yes	-	-	Surface Mount	44-PLCC
TL16C550DZQSR IC ASYNC COMM ELEMENT 24-BGA Texas Instruments	0	-	立即询价	数据手册	24-VFBGA	-	Tape & Reel (TR)	Obsolete	-	1, UART	16 Byte	-	1Mbps	2.25V ~ 5.5V	Yes	-	Yes	Yes	-	-	Surface Mount	24-BGA MICROSTAR JUNIOR (3x3)