PIC16LC64AT-20/L View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
PIC16LC64AT-20/L Datasheet PDF : 336 Pages
| |||
PIC16C6X
Applicable Devices 61 62 62A R62 63 R63 64 64A R64 65 65A R65 66 67
FIGURE 21-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER TIMING
VDD
MCLR
Internal
POR
PWRT
Time-out
OSC
Time-out
Internal
RESET
Watchdog
Timer
RESET
33
32
I/O Pins
Note: Refer to Figure 21-1 for load conditions.
FIGURE 21-5: BROWN-OUT RESET TIMING
30
34
31
34
VDD
BVDD
35
TABLE 21-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER,
AND BROWN-OUT RESET REQUIREMENTS
Parameter
No.
Sym Characteristic
Min
Typ†
Max Units
Conditions
30
TmcL MCLR Pulse Width (low)
2
—
—
µs VDD = 5V, -40˚C to +125˚C
31*
Twdt Watchdog Timer Time-out Period
7
18
33 ms VDD = 5V, -40˚C to +125˚C
(No Prescaler)
32
Tost Oscillation Start-up Timer Period
— 1024 TOSC —
— TOSC = OSC1 period
33*
Tpwrt Power-up Timer Period
28
72
132 ms VDD = 5V, -40˚C to +125˚C
34
TIOZ I/O Hi-impedance from MCLR Low —
—
2.1 µs
or WDT reset
35
TBOR Brown-out Reset Pulse Width
100
—
—
µs VDD ≤ BVDD (D005)
* These parameters are characterized but not tested.
† Data in "Typ" column is at 5V, 25˚C unless otherwise stated. These parameters are for design guidance only and are not
tested.
© 1997 Microchip Technology Inc.
DS30234D-page 239
Share Link: 