sc16c650a-04 NXP Semiconductors, sc16c650a-04 Datasheet - Page 14

• Manufacturer Part Number: sc16c650a-04
• Description: Sc16c650a Universal Asynchronous Receiver/transmitter Uart With 32-byte Fifo And Infrared Irda Encoder/decoder
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 11622
Product data
Table 5:
Using 1.8432 MHz crystal
Desired
baud rate
50
75
110
134.5
150
300
600
1200
1800
2000
2400
3600
4800
7200
9600
19200
38400
56000
Fig 6. Baud rate generator circuitry.
XTAL1
XTAL2
Baud rates using 1.8432 MHz or 3.072 MHz crystal
Divisor for
16 clock
2304
1536
1047
857
768
384
192
96
64
58
48
32
24
16
12
6
3
2
OSCILLATOR
CLOCK
LOGIC
Rev. 04 — 20 June 2003
Baud rate
error
0.026
0.058
0.69
2.86
UART with 32-byte FIFO and IrDA encoder/decoder
DIVIDE-BY-1
DIVIDE-BY-4
LOGIC
LOGIC
Using 3.072 MHz crystal
Desired
baud rate
50
75
110
134.5
150
300
600
1200
1800
2000
2400
3600
4800
7200
9600
19200
38400
MCR[7] = 0
MCR[7] = 1
© Koninklijke Philips Electronics N.V. 2003. All rights reserved.
Divisor for
16 clock
3840
2560
1745
1428
1280
640
320
160
107
96
80
53
40
27
20
10
5
GENERATOR
SC16C650A
BAUD RATE
LOGIC
Baud rate
error
0.026
0.034
0.312
0.628
1.23
002aaa208
BAUDOUT
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