PIC18LF4685-I/P Microchip Technology, PIC18LF4685-I/P Datasheet - Page 183

• Manufacturer Part Number: PIC18LF4685-I/P
• Description: IC PIC MCU FLASH 48KX16 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF4685-I/P

• Core Size: 8-Bit
• Program Memory Size: 96KB (48K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: CAN, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 36
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 3.25K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Controller Family/series: PIC18
• No. Of I/o's: 36
• Eeprom Memory Size: 1024Byte
• Ram Memory Size: 3.25KB
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Package: 40PDIP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 44
• Interface Type: CAN/I2C/SPI/USART
• On-chip Adc: 11-chx10-bit
• Number Of Timers: 4
• Core: PIC
• Processor Series: PIC18LF
• Maximum Clock Frequency: 40 MHz
• Data Ram Size: 3.25 KB
• Mounting Style: Through Hole
• A/d Bit Size: 10 bit
• A/d Channels Available: 11
• Height: 4.95 mm
• Length: 53.21 mm
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2 V
• Width: 14.73 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

FIGURE 16-8:
FIGURE 16-9:
© 2009 Microchip Technology Inc.
Note 1:
External Switch C
External Switch D
Note 1:
P1A (Active-High)
P1B (Active-High)
P1C (Active-High)
P1D (Active-High)
2:
Shoot-Through
SIGNAL
2:
3:
The direction bit in the ECCP1 Control register (ECCP1CON<7>) is written any time during the PWM cycle.
When changing directions, the P1A and P1C signals switch before the end of the current PWM cycle at
intervals of 4 T
P1D signals are inactive at this time.
Current
Potential
All signals are shown as active-high.
t
t
ON
OFF
P1C
P1D
P1A
P1B
PWM DIRECTION CHANGE
PWM DIRECTION CHANGE AT NEAR 100% DUTY CYCLE
is the turn-on delay of power switch QC and its driver.
is the turn-off delay of power switch QD and its driver.
(1)
(1)
(1)
(1)
(1)
(1)
(1)
OSC
, 16 T
DC
OSC
or 64 T
Forward Period
PIC18F2682/2685/4682/4685
Period
OSC
DC
, depending on the Timer2 prescaler value. The modulated P1B and
(1)
t1
DC
(Note 2)
t
ON
t
t = t
(2)
OFF
Reverse Period
(3)
OFF
Period
DC
– t
ON
(2,3)
DS39761C-page 183