PIC18F4550-I/ML Microchip Technology Inc., PIC18F4550-I/ML Datasheet - Page 283

• Manufacturer Part Number: PIC18F4550-I/ML
• Description: 44 PIN, 32 KB FLASH, 2048 RAM, FS-USB 2.0
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4550-I/ML

• A/d Inputs: 13-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 12 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 34
• Interface: I2C/SPI/UART/USART/USB
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin QFN
• Programmable Memory: 32K 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

21.4
21.4.1
The timing parameter symbols have been created
using one of the following formats:
© 2006 Microchip Technology Inc.
1. TppS2ppS
2. TppS
T
Lowercase letters (pp) and their meanings:
pp
:Uppercase Letters and their meanings
S
F
cc
ck
dt
io
F
H
I
L
AC (Timing) Characteristics
TIMING PARAMETER SYMBOLOGY
Frequency
CCP1
CLKO
Data in
I/O port
Fall
High
Invalid (High-Impedance)
Low
Advance Information
T
mc
osc
wr
t0
t1
P
R
V
Z
High
Low
PIC18F2450/4450
Time
MCLR
OSC1
WR
T0CKI
T1CKI
Period
Rise
Valid
High-Impedance
High
Low
DS39760A-page 281