PIC18F2455-I/SP Microchip Technology Inc., PIC18F2455-I/SP Datasheet - Page 160

• Manufacturer Part Number: PIC18F2455-I/SP
• Description: Microcontroller; 24 KB Flash; 2048 RAM; 256 EEPROM; 24 I/O; 28-Pin-SPDIP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F2455-I/SP

• A/d Inputs: 10-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 12 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 23
• Interface: I2C/SPI/USART/USB
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SPDIP
• Programmable Memory: 24K Bytes
• Ram Size: 2K Bytes
• Speed: 48 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC18F2450/4450
TABLE 15-3:
DS39760A-page 158
BAUD
BAUD
BAUD
BAUD
RATE
RATE
RATE
RATE
115.2
115.2
115.2
115.2
19.2
57.6
19.2
57.6
19.2
57.6
19.2
57.6
(K)
0.3
1.2
2.4
9.6
(K)
0.3
1.2
2.4
9.6
(K)
0.3
1.2
2.4
9.6
(K)
0.3
1.2
2.4
9.6
125.000
125.000
113.636
Actual
19.531
56.818
Actual
20.833
62.500
62.500
Actual
19.231
58.140
Actual
19.231
62.500
2.441
9.615
0.300
1.202
2.404
8.929
9.766
1.202
2.404
9.615
Rate
Rate
Rate
Rate
(K)
(K)
(K)
(K)
—
—
—
—
—
—
F
F
F
F
OSC
OSC
OSC
OSC
BAUD RATES FOR ASYNCHRONOUS MODES
= 40.000 MHz
= 40.000 MHz
= 4.000 MHz
-45.75
= 4.000 MHz
Error
Error
Error
Error
-1.36
-6.99
-1.36
1.73
0.16
1.73
8.51
0.16
0.16
0.16
8.51
8.51
1.73
0.16
0.94
0.16
0.16
0.16
0.16
8.51
8.51
%
—
—
%
%
—
—
—
%
—
(decimal)
(decimal)
(decimal)
(decimal)
SPBRG
SPBRG
SPBRG
SPBRG
value
value
value
value
255
207
255
129
207
103
64
31
10
51
25
42
21
25
12
—
—
—
—
—
—
4
6
2
0
0
3
1
SYNC = 0, BRGH = 0, BRG16 = 0
SYNC = 0, BRGH = 1, BRG16 = 0
104.167
113.636
Actual
19.531
62.500
Actual
Actual
19.231
56.818
Actual
1.221
2.404
9.766
9.615
Rate
Rate
1201
2403
Rate
Rate
1201
2403
9615
300
(K)
(K)
(K)
(K)
—
—
—
—
—
—
—
—
—
—
—
—
F
F
F
F
OSC
OSC
OSC
OSC
Advance Information
= 20.000 MHz
= 20.000 MHz
= 2.000 MHz
= 2.000 MHz
Error
Error
Error
Error
-9.58
-0.16
-0.16
-0.16
-1.36
-1.36
-0.16
-0.16
-0.16
1.73
0.16
1.73
1.73
8.51
0.16
0.16
SYNC = 0, BRGH = 0, BRG16 = 0
SYNC = 0, BRGH = 1, BRG16 = 0
—
—
—
—
—
—
—
—
—
—
—
—
%
%
%
%
(decimal)
(decimal)
(decimal)
(decimal)
SPBRG
SPBRG
SPBRG
SPBRG
value
value
value
value
255
129
103
129
103
—
31
15
25
12
—
—
—
—
—
—
—
64
21
10
—
51
12
—
—
—
4
2
125.000
Actual
19.531
52.083
78.125
Actual
Actual
19.531
56.818
Actual
1.202
2.404
9.766
2.441
9.615
Rate
Rate
1201
Rate
Rate
1201
2403
300
300
(K)
(K)
(K)
(K)
—
—
—
—
—
—
—
—
—
—
—
—
F
F
F
F
OSC
OSC
OSC
OSC
= 10.000 MHz
= 10.000 MHz
= 1.000 MHz
= 1.000 MHz
-32.18
Error
Error
Error
Error
-9.58
-0.16
-0.16
-1.36
-0.16
-0.16
-0.16
0.16
0.16
1.73
1.73
1.73
0.16
1.73
8.51
—
—
—
—
—
—
—
—
—
—
—
—
%
%
%
%
(decimal)
(decimal)
(decimal)
(decimal)
SPBRG
SPBRG
SPBRG
SPBRG
value
value
value
value
129
255
207
64
15
51
12
64
31
10
51
25
—
—
—
—
—
—
—
—
—
—
—
—
7
2
1
4
© 2006 Microchip Technology Inc.
Actual
Actual
19230
55555
1201
2403
9615
2403
9615
Rate
Rate
(K)
(K)
—
—
—
—
—
—
—
F
F
OSC
OSC
= 8.000 MHz
= 8.000 MHz
Error
Error
-0.16
-0.16
-0.16
-0.16
-0.16
-0.16
3.55
—
—
—
—
—
—
—
%
%
(decimal)
(decimal)
SPBRG
SPBRG
value
value
103
207
51
12
51
25
—
—
—
—
—
—
—
8