參數(shù)資料
型號: SC16C2550
廠商: NXP Semiconductors N.V.
英文描述: Dual UART with 16 bytes of transmit and receive FIFOs and infrared (IrDA) encoder/decoder
中文描述: 雙UART具有16字節(jié)的發(fā)送和接收FIFO和紅外線(IrDA)編碼器/解碼器
文件頁數(shù): 46/46頁
文件大小: 603K
代理商: SC16C2550
Koninklijke Philips Electronics N.V. 2003.
Printed in the U.S.A
All rights are reserved. Reproduction in whole or in part is prohibited without the prior
written consent of the copyright owner.
The information presented in this document does not form part of any quotation or
contract, is believed to be accurate and reliable and may be changed without notice. No
liability will be accepted by the publisher for any consequence of its use. Publication
thereof does not convey nor imply any license under patent- or other industrial or
intellectual property rights.
Date of release: 19 June 2003
Document order number: 9397 750 11621
Contents
Philips Semiconductors
SC16C2550
Dual UART with 16 bytes of transmit and receive FIFOs and IrDA
encoder/decoder
1
2
3
4
5
5.1
5.2
6
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
6.10
7
7.1
Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information. . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information. . . . . . . . . . . . . . . . . . . . . . 4
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 6
Functional description . . . . . . . . . . . . . . . . . . . 9
UART A-B functions . . . . . . . . . . . . . . . . . . . . . 9
Internal registers. . . . . . . . . . . . . . . . . . . . . . . 10
FIFO operation . . . . . . . . . . . . . . . . . . . . . . . . 11
Hardware flow control. . . . . . . . . . . . . . . . . . . 11
Software flow control . . . . . . . . . . . . . . . . . . . 11
Special feature software flow control . . . . . . . 12
Hardware/software and time-out interrupts. . . 12
Programmable baud rate generator . . . . . . . . 13
DMA operation . . . . . . . . . . . . . . . . . . . . . . . . 14
Loop-back mode. . . . . . . . . . . . . . . . . . . . . . . 14
Register descriptions . . . . . . . . . . . . . . . . . . . 16
Transmit (THR) and Receive (RHR)
Holding Registers . . . . . . . . . . . . . . . . . . . . . 17
Interrupt Enable Register (IER) . . . . . . . . . . . 17
IER versus Transmit/Receive FIFO interrupt
mode operation . . . . . . . . . . . . . . . . . . . . . . . 18
IER versus Receive/Transmit FIFO polled
mode operation . . . . . . . . . . . . . . . . . . . . . . . 19
FIFO Control Register (FCR) . . . . . . . . . . . . . 19
DMA mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
FIFO mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Interrupt Status Register (ISR) . . . . . . . . . . . . 21
Line Control Register (LCR) . . . . . . . . . . . . . . 22
Modem Control Register (MCR). . . . . . . . . . . 24
Line Status Register (LSR). . . . . . . . . . . . . . . 25
Modem Status Register (MSR). . . . . . . . . . . . 26
Scratchpad Register (SPR) . . . . . . . . . . . . . . 27
Enhanced Feature Register (EFR) . . . . . . . . . 27
SC16C2550 external reset condition . . . . . . . 29
7.2
7.2.1
7.2.2
7.3
7.3.1
7.3.2
7.4
7.5
7.6
7.7
7.8
7.9
7.10
7.11
8
9
10
10.1
11
12
12.1
12.2
12.2.1
12.2.2
12.3
12.3.1
12.3.2
12.3.3
12.4
13
14
15
16
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 29
Static characteristics . . . . . . . . . . . . . . . . . . . 30
Dynamic characteristics. . . . . . . . . . . . . . . . . 31
Timing diagrams. . . . . . . . . . . . . . . . . . . . . . . 32
Package outline. . . . . . . . . . . . . . . . . . . . . . . . 39
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Through-hole mount packages . . . . . . . . . . . 42
Soldering by dipping or by solder wave . . . . . 42
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 42
Surface mount packages . . . . . . . . . . . . . . . . 42
Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 42
Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 43
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 43
Package related soldering information. . . . . . 44
Revision history . . . . . . . . . . . . . . . . . . . . . . . 44
Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 45
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
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SC16C2550B 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs
SC16C2550B_07 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs
SC16C2550BIA44 功能描述:UART 接口集成電路 16CB 2.5V-5V 2CH UART 16B FIFO RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
SC16C2550BIA44,512 功能描述:UART 接口集成電路 16CB 2.5V-5V 2CH RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
SC16C2550BIA44,518 功能描述:UART 接口集成電路 2CH. UART 16B FIFO RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel