PIC18F4550-I/PT Microchip Technology Inc., PIC18F4550-I/PT Datasheet - Page 378

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

Specifications of PIC18F4550-I/PT

• 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 TQFP
• 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

PIC18F2455/2550/4455/4550
TABLE 28-4:
TABLE 28-5:
DS39632C-page 376
Operating Conditions: -40°C < T
D313
D314
D315
D316
D317
D318
D319
D320
D321
D322
Operating Conditions: -40°C < T
D323
D324
Param
Param
No.
No.
*
V
I
V
V
V
V
V
Z
V
V
IL
V
C
These parameters are characterized but not tested. Parameter numbers not yet assigned for these
specifications.
USB
ILUSB
IHUSB
CRS
DIFS
CM
OUT
OL
OH
Sym
USBANA
USB
Sym
USB MODULE SPECIFICATIONS
USB INTERNAL VOLTAGE REGULATOR SPECIFICATIONS
USB Voltage
Input Leakage on Pin
Input Low Voltage for USB
Buffer
Input High Voltage for USB
Buffer
Crossover Voltage
Differential Input Sensitivity
Differential Common Mode
Range
Driver Output Impedance
Voltage Output Low
Voltage Output High
Regulator Output Voltage*
External Filter Capacitor
Value*
Characteristic
Characteristics
A
A
< +85°C (unless otherwise stated).
< +85°C (unless otherwise stated).
Preliminary
Min
2.0
1.3
0.8
0.0
2.8
3.0
28
—
—
—
Min
220
3.0
Typ
—
—
—
—
—
—
—
—
—
Typ
—
—
Max
3.6
0.8
2.0
0.2
2.5
0.3
3.6
44
—
1
Max
3.6
—
Units
V
V
V
V
V
V
V
V
Units
A
nF
V
Voltage on bus must be in this
range for proper USB
operation
V
pin at high impedance
For V
For V
Voltage range for pad_dp and
pad_dm crossover to occur
The difference between D+
and D- must exceed this value
while V
1.5 k load connected to 3.6V
15 k load connected to
ground
© 2006 Microchip Technology Inc.
SS
Must hold sufficient charge
for peak load with minimal
voltage drop
USB
USB
V
CM
PAD
Comments
range
range
Comments
is met
V
DD
;