PIC18F4585-H/ML Microchip Technology, PIC18F4585-H/ML Datasheet - Page 183
PIC18F4585-H/ML
Manufacturer Part Number
PIC18F4585-H/ML
Description
IC MCU 8BIT 48KB FLASH 44QFN
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheet
1.PIC18F4585-IPT.pdf
(482 pages)
Specifications of PIC18F4585-H/ML
Core Processor
PIC
Core Size
8-Bit
Speed
25MHz
Connectivity
CAN, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Number Of I /o
36
Program Memory Size
48KB (24K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
3.25K x 8
Voltage - Supply (vcc/vdd)
4.2 V ~ 5.5 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 150°C
Package / Case
44-VQFN Exposed Pad
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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FIGURE 16-8:
FIGURE 16-9:
© 2007 Microchip Technology Inc.
Note 1:
External Switch C
External Switch D
P1A (Active-High)
P1B (Active-High)
P1C (Active-High)
P1D (Active-High)
Note 1:
2:
Shoot-Through
SIGNAL
The direction bit in the CCP1 Control register (CCP1CON<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.
2:
3:
Current
Potential
P1C
P1D
P1A
P1B
All signals are shown as active-high.
t
t
ON
OFF
PWM DIRECTION CHANGE
PWM DIRECTION CHANGE AT NEAR 100% DUTY CYCLE
(1)
(1)
(1)
(1)
(1)
(1)
(1)
is the turn-on delay of power switch QC and its driver.
is the turn-off delay of power switch QD and its driver.
OSC
, 16 T
OSC
DC
or 64 T
Forward Period
PIC18F2585/2680/4585/4680
Period
OSC
DC
, depending on the Timer2 prescaler value. The modulated P1B and
Preliminary
(1)
t1
DC
(Note 2)
t
ON
Reverse Period
t
t = t
(2)
OFF
(3)
OFF
Period
DC
– t
ON
(2,3)
DS39625C-page 181
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