xr16v698 Exar Corporation, xr16v698 Datasheet - Page 10

• Manufacturer Part Number: xr16v698
• Description: 2.25v To 3.6v High Performance Octal Uart With 32-byte Fifo
• Manufacturer: Exar Corporation

XR16V698
2.25V TO 3.6V HIGH PERFORMANCE OCTAL UART WITH 32-BYTE FIFO
F
IGURE
Output Data
Required
100000
115200
153600
200000
225000
230400
250000
300000
10000
19200
25000
28800
38400
50000
57600
75000
Rate
2400
4800
9600
400
4. B
T
ABLE
AUD
4: T
XTAL1
XTAL2
D
R
IVISOR FOR
ATE
YPICAL DATA RATES WITH A
(Decimal)
52.0833
39.0625
26.0417
13.0208
156.25
78.125
9.7656
6.6667
6.5104
Clock
312.5
3750
625
150
G
7.5
60
30
20
15
6
5
ENERATOR
16x
Crystal
Buffer
Osc/
O
BTAINABLE IN
312 8/16
156 4/16
Channels
To Other
78 2/16
52 1/16
39 1/16
26 1/16
D
9 12/16
6 11/16
7 8/16
6 8/16
3750
IVISOR
698
625
150
60
30
20
15
13
6
5
Divide by 4
Divide by 1
Prescaler
Prescaler
24 MH
DLM P
V
ALUE
Z CRYSTAL OR EXTERNAL CLOCK AT
10
E
ROGRAM
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
MCR Bit-7=0
(HEX)
MCR Bit-7=1
(default)
DLL, DLM and DLD
Fractional Baud
Rate Generator
DLL P
V
Logic
Registers
ALUE
A6
9C
4E
3C
1E
1A
71
38
96
34
27
14
D
F
9
7
6
6
6
5
ROGRAM
(HEX)
16X or 8X or 4X
and Receiver
to Transmitter
Rate Clock
DLD P
V
Sampling
ALUE
16X S
C
ROGRAM
0
0
8
4
0
2
0
1
1
0
1
0
0
0
8
B
8
0
0
(HEX))
AMPLING
D
ATA
R
ATE
REV. 1.0.2
0.04
0.08
0.16
0.16
0.31
0.16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
E
RROR
(%)