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PIC24FJ256GA110_10 Datasheet, PDF (68/330 Pages) Microchip Technology – 64/80/100-Pin, 16-Bit, General Purpose Flash Microcontrollers with Peripheral Pin Select
PIC24FJ256GA110 FAMILY
TABLE 6-3: RESET DELAY TIMES FOR VARIOUS DEVICE RESETS
Reset Type
Clock Source
SYSRST Delay
System Clock
Delay
Notes
POR(6)
EC
TPOR + TPWRT + TRST
—
1, 2, 7
FRC, FRCDIV
TPOR + TPWRT + TRST
TFRC
1, 2, 3, 7
LPRC
TPOR + TPWRT + TRST
TLPRC
1, 2, 3, 7
ECPLL
TPOR + TPWRT + TRST
TLOCK
1, 2, 4, 7
FRCPLL
TPOR + TPWRT + TRST
TFRC + TLOCK 1, 2, 3, 4, 7
XT, HS, SOSC
TPOR + TPWRT + TRST
TOST
1, 2, 5, 7
XTPLL, HSPLL
TPOR + TPWRT + TRST
TOST + TLOCK 1, 2, 4, 5, 7
BOR
EC
TPWRT + TRST
—
2, 7
FRC, FRCDIV
TPWRT + TRST
TFRC
2, 3, 7
LPRC
TPWRT + TRST
TLPRC
2, 3, 7
ECPLL
TPWRT + TRST
TLOCK
2, 4, 7
FRCPLL
TPWRT + TRST
TFRC + TLOCK 2, 3, 4, 7
XT, HS, SOSC
TPWRT + TRST
TOST
2, 5, 7
XTPLL, HSPLL
TPWRT + TRST
TFRC + TLOCK 2, 3, 4, 7
All Others
Any Clock
TRST
—
7
Note 1: TPOR = Power-on Reset delay.
2: TPWRT = 64 ms nominal if regulator is disabled (ENVREG tied to VSS).
3: TFRC and TLPRC = RC Oscillator start-up times.
4: TLOCK = PLL lock time.
5: TOST = Oscillator Start-up Timer (OST). A 10-bit counter waits 1024 oscillator periods before releasing the
oscillator clock to the system.
6: If Two-Speed Start-up is enabled, regardless of the Primary Oscillator selected, the device starts with
FRC, and in such cases, FRC start-up time is valid.
7: TRST = Internal State Reset Timer
Note: For detailed operating frequency and timing specifications, see Section 28.0 “Electrical Characteristics”.
DS39905E-page 68
 2010 Microchip Technology Inc.