
PIC18F1230/1330
2009 Microchip Technology Inc.
DS39758D-page 287
TABLE 23-7:
PLL CLOCK TIMING SPECIFICATIONS (VDD = 4.2V TO 5.5V)
TABLE 23-8:
AC CHARACTERISTICS: INTERNAL RC ACCURACY
Param
No.
Sym
Characteristic
Min
Typ
Max
Units
Conditions
F10
FOSC Oscillator Frequency Range
4
—
10
MHz HS mode only
F11
FSYS
On-Chip VCO System Frequency
16
—
40
MHz HS mode only
F12
trc
PLL Start-up Time (Lock Time)
—
2
ms
F13
CLK CLKO Stability (Jitter)
-2
—
+2
%
Data in “Typ” column is at 5V, 25
C unless otherwise stated. These parameters are for design guidance
only and are not tested.
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C
TA +85°C for industrial
-40°C
TA +125°C for extended
Param
No.
Device
Min
Typ
Max
Units
Conditions
INTOSC Accuracy @ Freq = 8 MHz, 4 MHz, 2 MHz, 1 MHz, 500 kHz, 250 kHz, 125 kHz, 31 kHz(1)
PIC18LF1230/1330
-2
+/-1
2
%
+25°C
VDD = 2.7-3.3V
-5
—
5
%
-10°C to +85°C
VDD = 2.7-3.3V
-10
+/-1
10
%
-40°C to +85°C
VDD = 2.7-3.3V
PIC18F1230/1330
-2
+/-1
2
%
+25°C
VDD = 4.5-5.5V
-5
—
5
%
-10°C to +85°C
VDD = 4.5-5.5V
-10
+/-1
10
%
-40°C to +85°C
VDD = 4.5-5.5V
INTRC Accuracy @ Freq = 31 kHz(2,3)
PIC18LF1230/1330 26.562
—
35.938
kHz
-40°C to +85°C
VDD = 2.7-3.3V
PIC18F1230/1330 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:
Frequency calibrated at 25°C. OSCTUNE register can be used to compensate for temperature drift.
2:
INTRC frequency after calibration.
3:
Change of INTRC frequency as VDD changes.