SC16C750IA44 NXP Semiconductors, SC16C750IA44 Datasheet - Page 45

• Manufacturer Part Number: SC16C750IA44
• Manufacturer: NXP Semiconductors

Specifications of SC16C750IA44

• Transmit Fifo: 64Byte
• Receive Fifo: 64Byte
• Transmitter And Receiver Fifo Counter: Yes
• Package Type: PLCC
• Operating Supply Voltage (max): 5.5V
• Mounting: Surface Mount
• Pin Count: 44
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Number Of Channels: 1
• Lead Free Status / RoHS Status: Compliant

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
6.8
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
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
Functional description . . . . . . . . . . . . . . . . . . . 9
Register descriptions . . . . . . . . . . . . . . . . . . . 16
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 5
Internal registers. . . . . . . . . . . . . . . . . . . . . . . . 9
FIFO operation . . . . . . . . . . . . . . . . . . . . . . . . 10
Hardware flow control . . . . . . . . . . . . . . . . . . . 11
Time-out interrupts . . . . . . . . . . . . . . . . . . . . . 11
Programmable baud rate generator . . . . . . . . 12
DMA operation . . . . . . . . . . . . . . . . . . . . . . . . 13
Sleep mode. . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Loop-back mode . . . . . . . . . . . . . . . . . . . . . . . 14
Transmit (THR) and Receive (RHR)
Interrupt Enable Register (IER) . . . . . . . . . . . 17
IER versus Receive FIFO interrupt
IER versus Receive/Transmit FIFO polled
FIFO Control Register (FCR) . . . . . . . . . . . . . 19
DMA mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
FIFO mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
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
SC16C750 external reset conditions . . . . . . . 28
Holding Registers . . . . . . . . . . . . . . . . . . . . . 17
mode operation . . . . . . . . . . . . . . . . . . . . . . . 18
mode operation . . . . . . . . . . . . . . . . . . . . . . . 18
Document order number: 9397 750 11623
8
9
10
10.1
11
12
12.1
12.2
12.3
12.4
12.5
13
14
15
16
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 28
Static characteristics . . . . . . . . . . . . . . . . . . . 29
Dynamic characteristics . . . . . . . . . . . . . . . . . 30
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 39
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Revision history . . . . . . . . . . . . . . . . . . . . . . . 43
Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 44
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Timing diagrams. . . . . . . . . . . . . . . . . . . . . . . 31
Introduction to soldering surface mount
Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 41
Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 41
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 42
Package related soldering information . . . . . . 42
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
UART with 64-byte FIFO
SC16C750