sc16c554dbib64 NXP Semiconductors, sc16c554dbib64 Datasheet - Page 56

• Manufacturer Part Number: sc16c554dbib64
• Description: 5 V, 3.3 V And 2.5 V Quad Uart, 5 Mbit/s Max. With 16-byte Fifos
• Manufacturer: NXP Semiconductors

Philips Semiconductors
20. Contents
1
2
3
4
5
5.1
5.1.1
5.1.2
5.1.3
5.1.4
5.2
6
6.1
6.1.1
6.1.2
6.2
6.3
6.4
6.4.1
6.4.2
6.4.3
6.4.4
6.5
6.6
6.7
6.8
7
7.1
7.2
7.2.1
7.2.2
7.3
7.3.1
7.3.1.1
7.3.1.2
7.3.2
7.4
7.5
7.6
7.7
7.8
7.9
7.10
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information . . . . . . . . . . . . . . . . . . . . . . 5
Functional description . . . . . . . . . . . . . . . . . . 15
Register descriptions . . . . . . . . . . . . . . . . . . . 27
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
PLCC68 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
LQFP64 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
LQFP80 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
HVQFN48 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Pin description . . . . . . . . . . . . . . . . . . . . . . . . 10
Interface options . . . . . . . . . . . . . . . . . . . . . . . 16
The 16 mode interface . . . . . . . . . . . . . . . . . . 16
The 68 mode interface . . . . . . . . . . . . . . . . . . 16
Internal registers. . . . . . . . . . . . . . . . . . . . . . . 17
FIFO operation . . . . . . . . . . . . . . . . . . . . . . . . 17
Autoflow control (see
Auto-RTS (see
Auto-CTS (see
Enabling autoflow control and auto-CTS . . . . 19
Auto-CTS and auto-RTS functional timing . . . 19
Hardware/software and time-out interrupts. . . 20
Programmable baud rate generator . . . . . . . . 20
DMA operation . . . . . . . . . . . . . . . . . . . . . . . . 22
Loop-back mode . . . . . . . . . . . . . . . . . . . . . . . 22
Transmit (THR) and Receive (RHR) Holding
Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Interrupt Enable Register (IER) . . . . . . . . . . . 28
IER versus Receive FIFO interrupt mode
operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
IER versus Receive/Transmit FIFO polled
mode operation. . . . . . . . . . . . . . . . . . . . . . . . 29
FIFO Control Register (FCR) . . . . . . . . . . . . . 29
DMA mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Mode 0 (FCR bit 3 = 0) . . . . . . . . . . . . . . . . . . 29
Mode 1 (FCR bit 3 = 1) . . . . . . . . . . . . . . . . . . 29
FIFO mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Interrupt Status Register (ISR) . . . . . . . . . . . . 31
Line Control Register (LCR) . . . . . . . . . . . . . . 32
Modem Control Register (MCR) . . . . . . . . . . . 34
Line Status Register (LSR) . . . . . . . . . . . . . . . 35
Modem Status Register (MSR). . . . . . . . . . . . 36
Scratchpad Register (SPR) . . . . . . . . . . . . . . 37
SC16C554B/554DB external reset conditions 37
Figure
Figure
Figure
9). . . . . . . . . . . . . . . . . 18
9). . . . . . . . . . . . . . . . . 18
9) . . . . . . . . . . . . 18
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 16-byte FIFOs
8
9
10
10.1
11
12
12.1
12.2
12.3
12.4
12.5
13
14
15
16
17
18
19
© Koninklijke Philips Electronics N.V. 2005
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.
Published in The Netherlands
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 37
Static characteristics . . . . . . . . . . . . . . . . . . . 38
Dynamic characteristics . . . . . . . . . . . . . . . . . 39
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 47
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . 54
Revision history . . . . . . . . . . . . . . . . . . . . . . . 54
Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 55
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Contact information . . . . . . . . . . . . . . . . . . . . 55
Timing diagrams. . . . . . . . . . . . . . . . . . . . . . . 40
Introduction to soldering surface mount
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 52
Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 52
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 53
Package related soldering information . . . . . . 53
SC16C554B/554DB
Document number: SC16C554B_554DB_3
Date of release: 1 September 2005