Datasheet

 2008-2011 Microchip Technology Inc. DS39927C-page 233
PIC24F16KA102 FAMILY
TABLE 29-20: PLL CLOCK TIMING SPECIFICATIONS (VDD = 1.8V TO 3.6V)
AC CHARACTERISTICS
Standard Operating Conditions: 1.8V to 3.6V (unless otherwise stated)
Operating temperature -40°C  TA  +85°C for Industrial
-40°C  T
A  +125°C for Extended
Param
No.
Sym Characteristic
(1)
Min Typ
(2)
Max Units Conditions
OS50 F
PLLI PLL Input Frequency
Range
4 — 8 MHz ECPLL, HSPLL modes,
-40°C  T
A  +85°C
OS51 F
SYS PLL Output Frequency
Range
16 — 32 MHz -40°C  TA  +85°C
OS52 T
LOCK PLL Start-up Time
(Lock Time)
—1 2ms
OS53 D
CLK CLKO Stability (Jitter) -2 1 2 % Measured over a 100 ms
period
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. Parameters are for design guidance only
and are not tested.
TABLE 29-21: AC CHARACTERISTICS: INTERNAL RC ACCURACY
AC CHARACTERISTICS
Standard Operating Conditions: 1.8V to 3.6V (unless otherwise stated)
Operating temperature -40°C  TA  +85°C for Industrial
-40°C  T
A  +125°C for Extended
Param
No.
Characteristic Min Typ Max Units Conditions
Internal FRC Accuracy @ 8 MHz
(1)
F20 FRC -1 — +1 % +25°C
3.0V  V
DD  3.6V
-3 — +3 % -40°C  T
A +85°C
-5 — +5 % -40°C  TA +85°C
1.8V  V
DD  3.6V
-10 — +10 % -40°C  T
A +125°C
F21
LPRC @ 31 kHz
(2)
-15 — 15 % +25°C
1.8V  VDD  3.6V-15 — 15 % -40°C  TA +85°C
-30 — +30 % -40°C  TA +125°C
Note 1: Frequency calibrated at 25°C and 3.3V. OSCTUN bits can be used to compensate for temperature drift.
2: Change of LPRC frequency as V
DD changes.