PIC18F2455-I/SP Microchip Technology Inc., PIC18F2455-I/SP Datasheet - Page 286

• 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 21-7:
TABLE 21-8:
FIGURE 21-6:
DS39760A-page 284
F10
F11
F12
F13
PIC18LF2450/4450
PIC18F2450/4450
Legend:
Note 1:
Param
Param
No.
No.
(Industrial)
(Industrial)
Note:
(Output)
I/O pin
I/O pin
(Input)
OSC1
CLKO
2:
† Data in “Typ” column is at 5V, 25 C unless otherwise stated. These parameters are for design guidance
INTRC Accuracy @ Freq = 31 kHz
F
F
t
rc
Sym
OSC
SYS
CLK
only and are not tested.
Shading of rows is to assist in readability of the table.
INTRC frequency after calibration.
Change of INTRC frequency as V
Refer to Figure 21-4 for load conditions.
Oscillator Frequency Range
On-Chip VCO System Frequency
PLL Start-up Time (Lock Time)
CLKO Stability (Jitter)
PLL CLOCK TIMING SPECIFICATIONS (V
AC CHARACTERISTICS: INTERNAL RC ACCURACY
Device
PIC18LF2450/4450 26.562
PIC18F2450/4450 26.562
Old Value
CLKO AND I/O TIMING
Q4
Characteristic
Standard Operating Conditions (unless otherwise stated)
Operating temperature
Standard Operating Conditions (unless otherwise stated)
Operating temperature
Min
(1)
DD
10
13
Advance Information
changes.
17
14
20, 21
PIC18F2450/4450 (INDUSTRIAL)
PIC18LF2450/4450 (INDUSTRIAL)
Typ
—
—
Q1
35.938
35.938
Max
19
Units
kHz
kHz
-0.25
Min
—
—
-40°C
-40°C
DD
4
18
= 4.2V TO 5.5V)
T
T
-40°C to +85°C
-40°C to +85°C
A
Q2
A
Typ†
15
96
—
—
—
+85°C for industrial
+85°C for industrial
+0.25
© 2006 Microchip Technology Inc.
Max
48
—
2
Conditions
11
Units
MHz
MHz
12
ms
%
New Value
V
V
16
DD
DD
Q3
= 2.7-3.3V
= 4.5-5.5V
Conditions