PIC18F2455-I/SP Microchip Technology Inc., PIC18F2455-I/SP Datasheet - Page 49

• 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

FIGURE 4-6:
FIGURE 4-7:
© 2006 Microchip Technology Inc.
Note:
INTERNAL RESET
PWRT TIME-OUT
INTERNAL POR
OST TIME-OUT
PLL TIME-OUT
INTERNAL RESET
PWRT TIME-OUT
INTERNAL POR
OST TIME-OUT
T
T
OST
PLL
MCLR
V
= 1024 clock cycles.
DD
2 ms max. First three stages of the Power-up Timer.
MCLR
V
SLOW RISE TIME (MCLR TIED TO V
TIME-OUT SEQUENCE ON POR w/PLL ENABLED (MCLR TIED TO V
DD
Advance Information
0V
T
PWRT
T
PWRT
1V
DD
T
OST
, V
5V
DD
PIC18F2450/4450
T
RISE > T
OST
T
PLL
PWRT
)
DS39760A-page 47
DD
)