PIC24HJ16GP304-E Datasheet, PDF (207/274 Pages) Microchip Technology – High-Performance, 16-bit Microcontrollers

PIC24HJ32GP202/204 AND PIC24HJ16GP304
TABLE 22-21: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER
TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for Industrial
-40°C ≤TA ≤+125°C for Extended
Param
No.
Symbol
Characteristic
Min Typ⁽²⁾ Max Units
Conditions
SY10 TMCL MCLR Pulse-Width (low)⁽¹⁾
2
— — μs -40°C to +85°C
SY11 TPWRT Power-up Timer Period⁽¹⁾
—
2
— ms -40°C to +85°C
4
User programmable
8
16
32
64
128
SY12 TPOR Power-on Reset Delay⁽³⁾
3
10 30 μs -40°C to +85°C
SY13 TIOZ I/O High-Impedance from 0.68 0.72 1.2 μs
—
MCLR Low or Watchdog
Timer Reset⁽¹⁾
SY20 TWDT1 Watchdog Timer Time-out
—
—
— ms See Section 19.4 “Watchdog
Period⁽¹⁾
Timer (WDT)” and LPRC
specification F21a (Table 22-19).
SY30 TOST Oscillator Start-up Time
— 1024 —
TOSC
— TOSC = OSC1 period
SY35 TFSCM Fail-Safe Clock Monitor
Delay⁽¹⁾
— 500 900 μs -40°C to +85°C
Note 1: These parameters are characterized but not tested in manufacturing.
2: Data in “Typ” column is at 3.3V, 25°C unless otherwise stated.
3: These parameters are characterized by similarity, but are not tested in manufacturing.
© 2007-2011 Microchip Technology Inc.
DS70289H-page 207