PIC16F631-I/P Microchip Technology Inc., PIC16F631-I/P Datasheet - Page 243

• Manufacturer Part Number: PIC16F631-I/P
• Description: MCU, 8-Bit, 1KW Flash, 64 RAM, 18 I/O, PDIP-20
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F631-I/P

• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 128 Bytes
• Input Output: 18
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 20-pin PDIP
• Programmable Memory: 1.75K Bytes
• Ram Size: 64 Bytes
• Speed: 20 MHz
• Timers: 1-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 17-6:
FIGURE 17-7:
© 2007 Microchip Technology Inc.
Watchdog Timer
Internal Reset
(due to BOR)
Start-up Time
Note
Time-out
Reset
I/O pins
Internal
PWRT
MCLR
Reset
*
POR
OSC
V
V
1:
DD
(1)
(1)
DD
64 ms delay only if PWRTE bit in the Configuration Word register is programmed to ‘0’.
Asserted low.
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND
POWER-UP TIMER TIMING
BROWN-OUT RESET TIMING AND CHARACTERISTICS
V
BOR
33
PIC16F631/677/685/687/689/690
(Device in Brown-out Reset)
32
37
34
30
V
BOR
33*
+ V
HYST
31
(Device not in Brown-out Reset)
DS41262D-page 241
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