SC16C650BIBS PHILIPS [NXP Semiconductors], SC16C650BIBS Datasheet - Page 15

• Manufacturer Part Number: SC16C650BIBS
• Description: 5 V, 3.3 V and 2.5 V UART with 32-byte FIFOs and infrared (IrDA) encoder/decoder
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
9397 750 14451
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 7. Baud rate generator circuitry.
XTAL1
XTAL2
Baud rates using 1.8432 MHz or 3.072 MHz crystal
OSCILLATOR
Divisor for
16 clock
2304
1536
1047
857
768
384
192
96
64
58
48
32
24
16
12
6
3
2
CLOCK
LOGIC
Rev. 03 — 10 December 2004
Baud rate
error
0.026
0.058
0.69
2.86
UART with 32-byte FIFOs 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. 2004. 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
BAUD RATE
SC16C650B
LOGIC
Baud rate
error
0.026
0.034
0.312
0.628
1.23
002aaa208
BAUDOUT
15 of 51