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參數(shù)資料

型號(hào)：	935270074157
廠商：	NXP SEMICONDUCTORS
元件分類：	微控制器/微處理器
英文描述：	4 CHANNEL(S), 5M bps, SERIAL COMM CONTROLLER, PQFP64
封裝：	10 X 10 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-314-2, LQFP-64
文件頁(yè)數(shù)：	49/56頁(yè)
文件大?。?/td>	715K
代理商：	935270074157

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: 13 March 2003

Document order number: 9397 750 11002

Contents

Philips Semiconductors

SC16C554/554D

Quad UART with 16-byte FIFO and infrared (IrDA) encoder/decoder

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Ordering information . . . . . . . . . . . . . . . . . . . . . 2

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Pinning information . . . . . . . . . . . . . . . . . . . . . . 5

Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

PLCC68 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

LQFP64 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

LQFP80 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 9

Functional description . . . . . . . . . . . . . . . . . . 13

Interface options . . . . . . . . . . . . . . . . . . . . . . . 14

The 16 mode interface . . . . . . . . . . . . . . . . . . 14

The 68 mode interface . . . . . . . . . . . . . . . . . . 14

Internal registers . . . . . . . . . . . . . . . . . . . . . . . 15

FIFO operation . . . . . . . . . . . . . . . . . . . . . . . . 15

Hardware ow control . . . . . . . . . . . . . . . . . . . 16

Software ow control . . . . . . . . . . . . . . . . . . . 16

Special feature software ow control . . . . . . . 17

Hardware/software and time-out interrupts. . . 17

Programmable baud rate generator . . . . . . . . 18

DMA operation . . . . . . . . . . . . . . . . . . . . . . . . 19

Sleep mode. . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Loop-back mode . . . . . . . . . . . . . . . . . . . . . . . 19

Register descriptions . . . . . . . . . . . . . . . . . . . 21

Transmit (THR) and Receive (RHR)

Holding Registers . . . . . . . . . . . . . . . . . . . . . 22

Interrupt Enable Register (IER) . . . . . . . . . . . 22

IER versus Receive FIFO interrupt

mode operation . . . . . . . . . . . . . . . . . . . . . . . 23

IER versus Receive/Transmit FIFO polled

mode operation . . . . . . . . . . . . . . . . . . . . . . . 23

FIFO Control Register (FCR) . . . . . . . . . . . . . 24

DMA mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

FIFO mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Interrupt Status Register (ISR) . . . . . . . . . . . . 26

Line Control Register (LCR) . . . . . . . . . . . . . . 27

Modem Control Register (MCR) . . . . . . . . . . . 29

Line Status Register (LSR) . . . . . . . . . . . . . . . 30

Modem Status Register (MSR). . . . . . . . . . . . 31

Scratchpad Register (SPR) . . . . . . . . . . . . . . 32

Enhanced Feature Register (EFR) . . . . . . . . . 32

SC16C554/554D external reset conditions. . . 34

Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 34

Static characteristics . . . . . . . . . . . . . . . . . . . 35

Dynamic characteristics . . . . . . . . . . . . . . . . . 36

Timing diagrams. . . . . . . . . . . . . . . . . . . . . . . 37

Package outline . . . . . . . . . . . . . . . . . . . . . . . . 46

Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Introduction to soldering surface mount

packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Reow soldering. . . . . . . . . . . . . . . . . . . . . . . 49

Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 49

Manual soldering . . . . . . . . . . . . . . . . . . . . . . 50

Package related soldering information . . . . . . 50

Revision history . . . . . . . . . . . . . . . . . . . . . . . 51

Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 52

Denitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

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