Datasheet

 2005-2012 Microchip Technology Inc. DS39747F-page 229
PIC24FJ128GA010 FAMILY
TABLE 27-18: PLL CLOCK TIMING SPECIFICATIONS (VDD = 2.0V TO 3.6V)
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V (unless otherwise stated)
Operating temperature -40°C  T
A  +85°C for Industrial
Param
No.
Sym Characteristic
(1)
Min Typ
(2)
Max Units Conditions
OS50 F
PLLI PLL Input Frequency
Range
3 — 8 MHz ECPLL, HSPLL, XTPLL
modes
OS51 F
SYS PLL Output Frequency
Range
12 — 32 MHz
OS52 T
LOCK PLL Start-up Time
(Lock Time)
—— 2ms
OS53 D
CLK CLKO Stability (Jitter) -2 1 +2 %
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 27-19: INTERNAL RC OSCILLATOR SPECIFICATIONS
AC CHARACTERISTICS
Industrial
Standard Operating Conditions: 2.0V to 3.6V (unless otherwise stated)
Operating temperature -40°C  T
A +85°C for Industrial
Param
No.
Sym Characteristic
(1)
Min Typ Max Units Conditions
T
FRC FRC Start-up Time
—15—µs
T
LPRC LPRC Start-up Time — 500 — µs
Note 1: These parameters are characterized but not tested in manufacturing.
TABLE 27-20: INTERNAL RC OSCILLATOR ACCURACY
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V (unless otherwise stated)
Operating temperature -40°C  T
A  +85°C for Industrial
Param
No.
Characteristic Min Typ Max Units Conditions
Internal FRC Accuracy @ 8 MHz
(1)
F20 FRC -2 — +2 % +25°C VDD = 3.0 - 3.6V
-5 — +5 % -40°C  TA +85°C VDD = 3.0 - 3.6V
F21 LPRC @ 31 kHz
(1)
-15 — +15 % -40°C  TA +85°C VDD = 3.0 - 3.6V
Note 1: Change of LPRC frequency as V
DD changes.