PIC18C658 MICROCHIP [Microchip Technology], PIC18C658 Datasheet - Page 22

• Manufacturer Part Number: PIC18C658
• Description: High-Performance Microcontrollers with CAN Module
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18CXX8
TABLE 2-1:
TABLE 2-2:
DS30475A-page 22
XT
HS
HS+PLL
455 kHz
2.0 MHz
4.0 MHz
8.0 MHz
16.0 MHz
LP
XT
HS
HS+PLL
32.0 kHz
200 kHz
1.0 MHz
4.0 MHz
8.0 MHz
20.0 MHz
Osc Type
Mode
All resonators used did not have built-in capacitors.
These values are for design guidance only. See
notes on this page.
These values are for design guidance only. See
notes on this page.
455 kHz
2.0 MHz
4.0 MHz
8.0 MHz
16.0 MHz
20.0 MHz
25.0 MHz
4.0 MHz
8.0 MHz
10.0 MHz
Panasonic EFO-A455K04B
Murata Erie CSA2.00MG
Murata Erie CSA4.00MG
Murata Erie CSA8.00MT
Murata Erie CSA16.00MX
Epson C-001R32.768K-A
STD XTL 200.000KHz
ECS ECS-10-13-1
ECS ECS-40-20-1
EPSON CA-301 8.000M-C
EPSON CA-301 20.000M-C
20.0 MHz
25.0 MHz
10.0 MHz
32.0 kHz
200 kHz
200 kHz
1.0 MHz
4.0 MHz
4.0 MHz
8.0 MHz
4.0 MHz
8.0 MHz
Crystal
Freq
Freq
Resonators Used:
CERAMIC RESONATORS
CAPACITOR SELECTION FOR
CRYSTAL OSCILLATOR
Ranges Tested:
Crystals Used
68 - 100 pF
15 - 68 pF
15 - 68 pF
10 - 68 pF
10 - 22 pF
TBD
TBD
TBD
10 - 68 pF
TBD
Cap. Range
47-68 pF
15-33 pF
15-33 pF
15-33 pF
33 pF
15 pF
15 pF
15 pF
15 pF
15 pF
OSC1
TBD
TBD
C1
68 - 100 pF
15 - 68 pF
15 - 68 pF
10 - 68 pF
10 - 22 pF
TBD
TBD
TBD
10 - 68 pF
TBD
± 0.3%
± 0.5%
± 0.5%
± 0.5%
± 0.5%
Cap. Range
Advanced Information
± 20 PPM
± 20 PPM
± 50 PPM
± 50 PPM
± 30 PPM
± 30 PPM
47-68 pF
15-33 pF
15-33 pF
15-33 pF
33 pF
15 pF
15 pF
15 pF
15 pF
15 pF
OSC2
TBD
TBD
C2
Note 1: Recommended values of C1 and C2 are
2: Higher capacitance increases the stability
3: Since each resonator/crystal has its own
4: Rs may be required in HS mode, as well as
identical to the ranges tested (Table 2-1).
of the oscillator, but also increases the
start-up time.
characteristics, the user should consult the
resonator/crystal manufacturer for appropri-
ate values of external components.
XT mode, to avoid overdriving crystals with
low drive level specification.
 2000 Microchip Technology Inc.