Datasheet

2011-2013 Microchip Technology Inc. DS30001037C-page 213
PIC24F16KL402 FAMILY
TABLE 26-23: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER
AND BROWN-OUT RESET TIMING REQUIREMENTS
TABLE 26-24: COMPARATOR TIMINGS
TABLE 26-25: COMPARATOR VOLTAGE REFERENCE SETTLING TIME SPECIFICATIONS
AC CHARACTERISTICS
Standard Operating Conditions: 1.8V to 3.6V
Operating temperature -40°C TA +85°C for Industrial
-40°C T
A +125°C for Extended
Param
No.
Symbol Characteristic Min. Typ
(1)
Max. Units Conditions
SY10 TmcL MCLR
Pulse Width (low) 2 s
SY11 TPWRT Power-up Timer Period 50 64 90 ms
SY12 TPOR Power-on Reset Delay 1 5 10 s
SY13 T
IOZ I/O High-Impedance from
MCLR
Low or Watchdog
Timer Reset
100 ns
SY20 T
WDT Watchdog Timer Time-out
Period
0.85 1.0 1.15 ms 1.32 prescaler
3.4 4.0 4.6 ms 1:128 prescaler
SY25 TBOR Brown-out Reset Pulse
Width
1— s
SY45 T
RST Internal State Reset Time 5 s
SY55 TLOCK PLL Start-up Time 100 s
SY65 T
OST Oscillator Start-up Time 1024 TOSC
SY71 TPM Program Memory Wake-up
Time
—1 s Sleep wake-up with
PMSLP = 0
Note 1: Data in “Typ” column is at 3.3V, +25°C unless otherwise stated.
Param
No.
Symbol Characteristic Min Typ Max Units Comments
300 T
RESP Response Time
(1,2)
150 400 ns
301 TMC2OV Comparator Mode Change to
Output Valid
(2)
—— 10s
Note 1: Response time is measured with one comparator input at (V
DD – 1.5)/2, while the other input transitions
from V
SS to VDD.
2: Parameters are characterized but not tested.
Param
No.
Symbol Characteristic Min Typ Max Units Comments
VR310 T
SET Settling Time
(1)
——10s
Note 1: Settling time is measured while CVRSS = 1 and the CVR<3:0> bits transition from ‘0000’ to ‘1111’.