Datasheet

PIC18F2450/4450
DS39760D-page 286 © 2008 Microchip Technology Inc.
TABLE 21-7: PLL CLOCK TIMING SPECIFICATIONS (VDD = 3.0V TO 5.5V)
TABLE 21-8: AC CHARACTERISTICS: INTERNAL RC ACCURACY
PIC18F2450/4450 (INDUSTRIAL)
PIC18LF2450/4450 (INDUSTRIAL)
Param
No.
Sym Characteristic Min Typ† Max Units Conditions
F10 F
OSC Oscillator Frequency Range 4 — 48 MHz
F11 F
SYS On-Chip VCO System Frequency — 96 — MHz
F12 t
rc
PLL Start-up Time (lock time) — — 2 ms
F13 ΔCLK CLKO Stability (jitter) -0.25 — +0.25 %
† Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
PIC18LF2450/4450
(Industrial)
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ T
A ≤ +85°C for industrial
PIC18F2450/4450
(Industrial)
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ T
A ≤ +85°C for industrial
Param
No.
Device Min Typ Max Units Conditions
INTRC Accuracy @ Freq = 31 kHz
(1)
PIC18LF2450/4450 26.562 — 35.938 kHz -40°C to +85°C VDD = 2.7-3.3V
PIC18F2450/4450 26.562 — 35.938 kHz -40°C to +85°C VDD = 4.5-5.5V
Legend: Shading of rows is to assist in readability of the table.
Note 1: INTRC frequency after calibration.