PIC18LF4455-I/PT Microchip Technology, PIC18LF4455-I/PT Datasheet - Page 404

• Manufacturer Part Number: PIC18LF4455-I/PT
• Description: IC PIC MCU FLASH 12KX16 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF4455-I/PT

• Core Size: 8-Bit
• Program Memory Size: 24KB (12K x 16)
• Core Processor: PIC
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 13x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Controller Family/series: PIC18
• No. Of I/o's: 36
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 2048Byte
• Cpu Speed: 48MHz
• No. Of Timers: 4
• Processor Series: PIC18LF
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: SPI, I2C, EAUSART
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 35
• Number Of Timers: 4
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136, DM163025
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 13 Channel
• Package: 44TQFP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 48 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC18F2455/2550/4455/4550
FIGURE 28-21:
TABLE 28-25: USB LOW-SPEED TIMING REQUIREMENTS
TABLE 28-26: USB FULL-SPEED REQUIREMENTS
DS39632E-page 402
Param
Param
T01
T02
T03
T04
T05
T06
No.
No.
T
T
T
T
T
T
Symbol
Symbol
LR
LF
LRFM
FR
FF
FRFM
Transition Rise Time
Transition Fall Time
Rise/Fall Time Matching
Transition Rise Time
Transition Fall Time
Rise/Fall Time Matching
USB SIGNAL TIMING
90%
10%
V
CRS
Characteristic
Characteristic
USB Data Differential Lines
T
LR
, T
FR
Min
Min
75
75
80
90
4
4
Typ
Typ
—
—
—
—
—
—
111.1
T
Max
Max
300
300
125
20
20
LF
, T
FF
© 2009 Microchip Technology Inc.
Units
Units
ns
ns
ns
ns
%
%
C
C
C
C
L
L
L
L
= 200 to 600 pF
= 200 to 600 pF
= 50 pF
= 50 pF
Conditions
Conditions