PIC18F6680-E/PT Microchip Technology, PIC18F6680-E/PT Datasheet - Page 435

• Manufacturer Part Number: PIC18F6680-E/PT
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,TQFP,64PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F6680-E/PT

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: CAN, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 52
• Program Memory Size: 64KB (32K 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 16x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 64-TFQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 27-11:
TABLE 27-11: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER
FIGURE 27-12:
 2004 Microchip Technology Inc.
30
31
32
33
34
35
36
37
Param.
No.
Reference Voltage
Internal Reference
Enable Internal
Voltage Stable
Note:
T1OSO/T1CKI
T
T
T
T
T
T
T
T
Symbol
OST
WDT
IOZ
IVRST
MC
PWRT
BOR
LVD
V
L
TMR0 or
IRVST
V
T0CKI
TMR1
DD
Refer to Figure 27-5 for load conditions.
AND BROWN-OUT RESET REQUIREMENTS
MCLR Pulse Width (low)
Watchdog Timer Time-out Period
(No Postscaler)
Oscillation Start-up Timer Period
Power up Timer Period
I/O High-Impedance from MCLR Low
or Watchdog Timer Reset
Brown-out Reset Pulse Width
Time for Internal Reference
Voltage to become stable
Low-Voltage Detect Pulse Width
BROWN-OUT RESET TIMING
TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
Characteristic
PIC18F6585/8585/6680/8680
40
45
36
BV
1024 T
DD
Min
200
200
42
28
47
—
—
2
7
OSC
Typ
—
18
—
72
—
20
—
2
41
46
1024 T
35
Max
132
—
33
—
—
50
—
OSC
Units
ms
ms
—
s
s
s
s
s
48
T
V
V
OSC
DD
DD
DS30491C-page 433
= OSC1 period
B
Conditions
V
VDD
LVD
V
BGAP
(see )
= 1.2V