Datasheet

PIC18F87K22 FAMILY
DS39960D-page 504  2011 Microchip Technology Inc.
TABLE 31-7: PLL CLOCK TIMING SPECIFICATIONS (VDD = 1.8V TO 5.5V)
TABLE 31-8: INTERNAL RC ACCURACY (INTOSC)
Param
No.
Sym Characteristic Min Typ† Max Units Conditions
F10 FOSC Oscillator Frequency Range 4 — 5 MHz VDD = 1.8-5.5V
4—16MHzV
DD = 3.0-5.5V,
-40°C to +85°C
4—12MHzV
DD = 3.0-5.5V,
-40°C to +125°C
F11 F
SYS On-Chip VCO System Frequency 16 — 20 MHz VDD = 1.8-5.5V
16 — 64 MHz V
DD = 3.0-5.5V,
-40°C to +85°C
16 — 48 MHz V
DD = 3.0-5.5V,
-40°C to +125°C
F12 t
rc
PLL Start-up Time (Lock Time) — — 2 ms
F13
CLK CLKOUT Stability (Jitter) -2 — +2 %
† Data in “Typ” column is at 3V, 25
C unless otherwise stated. These parameters are for design guidance
only and are not tested.
PIC18F87K22 Family
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C  TA  +125°C
Param
No.
Min Typ Max Units Conditions
OA1 HFINTOSC/MFINTOSC Accuracy @ Freq = 16 MHz, 8 MHz, 4 MHz, 2 MHz, 1 MHz, 500 kHz, 250 kHz
(1)
-2 — 2 % +25°C VDD = 3.0-5.5V
-5 — 5 %
-5 — 5 % -40°C to +85°C V
DD = 1.8-5.5V
-10 — 10 % -40°C to +125°C V
DD = 1.8-5.5V
OA2
LFINTOSC Accuracy @ Freq = 31 kHz
-15 — 15 % -40°C to +125°C VDD = 1.8-5.5V
Note 1: Frequency calibrated at 25°C. OSCTUNE register can be used to compensate for temperature drift.