Datasheet

© 2009 Microchip Technology Inc. Preliminary DS39937B-page 199
PIC24F04KA201 FAMILY
TABLE 26-20: 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 ≤ T
A ≤ +85°C for Industrial
Param
No.
Sym Characteristic
(1)
Min Typ
(2)
Max Units Conditions
OS50 F
PLLI PLL Input Frequency
Range
4 — 8 MHz ECPLL, HSPLL modes
OS51 F
SYS PLL Output Frequency
Range
16 — 32 MHz
OS52 T
LOCK PLL Start-up Time
(Lock Time)
—— 2ms
OS53 D
CLK CLKO Stability (Jitter) -2 1 2 % Measured over 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 26-21: AC CHARACTERISTICS: INTERNAL RC ACCURACY
AC CHARACTERISTICS
Standard Operating Conditions: 1.8V 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
3.0V ≤ V
DD ≤ 3.6V
-5 — 5 % -40°C ≤ T
A ≤ +85°C
Note 1: Frequency calibrated at 25°C and 3.3V. OSCTUN bits can be used to compensate for temperature drift.
TABLE 26-22: AC CHARACTERISTICS: INTERNAL RC ACCURACY
AC CHARACTERISTICS
Standard Operating Conditions: 1.8V to 3.6V (unless otherwise stated)
Operating temperature -40°C ≤ T
A ≤ +85°C for Industrial
Param
No.
Characteristic Min Typ Max Units Conditions
LPRC @ 31 kHz
(1)
F21 -15 — 15 % +25°C
3.0V ≤ V
DD ≤ 3.6V
-15 — 15 % -40°C ≤ T
A ≤ +85°C
Note 1: Change of LPRC frequency as V
DD changes.