SC16C2552IA44,518 NXP Semiconductors, SC16C2552IA44,518 Datasheet - Page 38

• Manufacturer Part Number: SC16C2552IA44,518
• Description: IC UART DUAL SOT187-2
• Manufacturer: NXP Semiconductors

Specifications of SC16C2552IA44,518

• Features: 2 Channels
• Number Of Channels: 2, DUART
• Fifo's: 16 Byte
• Voltage - Supply: 2.5V, 3.3V, 5V
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935270026518; SC16C2552IA44-T; SC16C2552IA44-T

Philips Semiconductors
Contents
1
2
3
4
5
5.1
5.2
6
6.1
6.2
6.3
6.4
6.5
6.6
6.7
7
7.1
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
© 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: 20 June 2003
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information . . . . . . . . . . . . . . . . . . . . . . 3
Functional description . . . . . . . . . . . . . . . . . . . 6
Register descriptions . . . . . . . . . . . . . . . . . . . 12
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3
UART A-B functions . . . . . . . . . . . . . . . . . . . . . 6
Internal registers. . . . . . . . . . . . . . . . . . . . . . . . 7
FIFO operation . . . . . . . . . . . . . . . . . . . . . . . . . 8
Time-out interrupts . . . . . . . . . . . . . . . . . . . . . . 8
Programmable baud rate generator . . . . . . . . . 8
DMA operation . . . . . . . . . . . . . . . . . . . . . . . . 10
Loop-back mode . . . . . . . . . . . . . . . . . . . . . . . 10
Transmit (THR) and Receive (RHR)
Interrupt Enable Register (IER) . . . . . . . . . . . 13
IER versus Transmit/Receive FIFO interrupt
IER versus Receive/Transmit FIFO polled
FIFO Control Register (FCR) . . . . . . . . . . . . . 15
DMA mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
FIFO mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Interrupt Status Register (ISR) . . . . . . . . . . . . 17
Line Control Register (LCR) . . . . . . . . . . . . . . 18
Modem Control Register (MCR) . . . . . . . . . . . 19
Line Status Register (LSR) . . . . . . . . . . . . . . . 20
Modem Status Register (MSR). . . . . . . . . . . . 21
Scratchpad Register (SPR) . . . . . . . . . . . . . . 22
Alternate Function Register (AFR) . . . . . . . . . 22
SC16C2552 external reset conditions . . . . . . 23
Holding Registers . . . . . . . . . . . . . . . . . . . . . 13
mode operation . . . . . . . . . . . . . . . . . . . . . . . 14
mode operation . . . . . . . . . . . . . . . . . . . . . . . 14
Document order number: 9397 750 11636
Dual UART with 16-byte transmit and receive FIFOs
8
9
10
10.1
11
12
12.1
12.2
12.3
12.4
12.5
13
14
15
16
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 23
Static characteristics . . . . . . . . . . . . . . . . . . . 24
Dynamic characteristics . . . . . . . . . . . . . . . . . 25
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 33
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Revision history . . . . . . . . . . . . . . . . . . . . . . . 36
Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 37
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Timing diagrams. . . . . . . . . . . . . . . . . . . . . . . 26
Introduction to soldering surface mount
Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 34
Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 34
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 35
Package related soldering information . . . . . . 35
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
SC16C2552