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PIC24FJ256DA210 FAMILY
DS39969B-page 382
 2010 Microchip Technology Inc.
TABLE 30-15: INTERNAL RC ACCURACY
AC CHARACTERISTICS
Standard Operating Conditions: 2.2V to 3.6V (unless otherwise stated)
Operating temperature
-40°C 
 T
A
 
+85°C for Industrial
Param 
No.
Characteristic
Min
Typ
Max
Units
Conditions
F20
FRC Accuracy @ 
8 MHz
(1,2)
-1
±0.15
1
%
-40°C 
 T
A
 
+85°C 2.2V  V
DD
 
3.6V
F21
LPRC @ 31 kHz
-20
20
%
-40°C 
 T
A
 
+85°C V
CAP
 (on-chip regulator 
output voltage) = 1.8V
Note 1:
Frequency calibrated at 25°C and 3.3V. OSCTUN bits can be used to compensate for temperature drift.
2:
To achieve this accuracy, physical stress applied to the microcontroller package (ex., by flexing the PCB) 
must be kept to a minimum.
TABLE 30-16: RC OSCILLATOR START-UP TIME  
AC CHARACTERISTICS 
Standard Operating Conditions: 2.2V to 3.6V (unless otherwise stated)
Operating temperature
-40°C 
 T
A
 
 +85°C for Industrial
Param
No.
Characteristic
Min
Typ
Max
Units
Conditions
T
FRC
15
s
T
LPRC
50
s
TABLE 30-17: RESET AND BROWN-OUT RESET REQUIREMENTS  
AC CHARACTERISTICS 
Standard Operating Conditions: 2.2V to 3.6V (unless other-
wise stated)
Operating temperature
-40°C 
 T
A
 
 +85°C for Industrial
Param
No.
Symbol
Characteristic
Min
Typ
Max
Units
Conditions
SY10
T
MCL
MCLR Pulse width (Low)
2
s
SY12
T
POR
Power-on Reset Delay
2
s
SY13
T
IOZ
I/O High-Impedance from MCLR 
Low or Watchdog Timer Reset
100
ns
SY25
T
BOR
Brown-out Reset Pulse Width
1
s
V
DD
 
V
BOR
T
RST
Internal State Reset Time
50
s