PIC18F4220-I/P Microchip Technology Inc., PIC18F4220-I/P Datasheet - Page 34

• Manufacturer Part Number: PIC18F4220-I/P
• Description: Microcontroller; 4 KB Flash; 512 RAM; 256 EEPROM; 36 I/O; 40-Pin-PDIP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4220-I/P

• A/d Inputs: 13-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: I2C/SPI/UART/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 4K Bytes
• Ram Size: 512 Bytes
• Speed: 40 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC18F2220/2320/4220/4320
FIGURE 3-1:
FIGURE 3-2:
DS39599C-page 32
OSC1
CPU
Clock
Peripheral
Clock
Sleep
Program
Counter
CPU Clock
PLL Clock
Peripheral
Note 1: T
Program
Counter
Output
OSC1
Clock
Q1
Q2
OST
PC
Q3
= 1024 T
Wake-up Event
Q4
PC
TIMING TRANSITION FOR ENTRY TO SLEEP MODE
TRANSITION TIMING FOR WAKE FROM SLEEP (HSPLL)
Q1
OSC
; T
PLL
T
OST
= 2 ms (approx). These intervals are not shown to scale.
(1)
T
OSTS bit Set
PLL (1)
Q1 Q2 Q3 Q4 Q1 Q2
PC + 2
PC + 2
PC + 4
Q3 Q4 Q1 Q2
PC + 6
Q3 Q4
 2003 Microchip Technology Inc.
Q1 Q2 Q3 Q4
PC + 8