Datasheet

dsPIC30F4011/4012
DS70135G-page 152 © 2010 Microchip Technology Inc.
TABLE 21-1: OSCILLATOR OPERATING MODES
Oscillator Mode Description
XTL 200 kHz-4 MHz crystal on OSC1:OSC2
XT 4 MHz-10 MHz crystal on OSC1:OSC2
XT w/PLL 4x 4 MHz-10 MHz crystal on OSC1:OSC2, 4x PLL enabled
XT w/PLL 8x 4 MHz-10 MHz crystal on OSC1:OSC2, 8x PLL enabled
XT w/PLL 16x 4 MHz-10 MHz crystal on OSC1:OSC2, 16x PLL enabled
(1)
LP 32 kHz crystal on SOSCO:SOSCI
(2)
HS 10 MHz-25 MHz crystal
EC External clock input (0-40 MHz)
ECIO External clock input (0-40 MHz), OSC2 pin is I/O
EC w/PLL 4x External clock input (0-40 MHz), OSC2 pin is I/O, 4x PLL enabled
(1)
EC w/PLL 8x External clock input (0-40 MHz), OSC2 pin is I/O, 8x PLL enabled
(1)
EC w/PLL 16x External clock input (0-40 MHz), OSC2 pin is I/O, 16x PLL enabled
(1)
ERC External RC oscillator, OSC2 pin is FOSC/4 output
(3)
ERCIO External RC oscillator, OSC2 pin is I/O
(3)
FRC 8 MHz internal RC oscillator
FRC w/PLL 4x 7.37 MHz Internal RC oscillator, 4x PLL enabled
FRC w/PLL 8x 7.37 MHz Internal RC oscillator, 8x PLL enabled
FRC w/PLL 16x 7.37 MHz Internal RC oscillator, 16x PLL enabled
LPRC 512 kHz internal RC oscillator
Note 1: The dsPIC30F maximum operating frequency of 120 MHz must be met.
2: LP oscillator can be conveniently shared as a system clock, as well as a Real-Time Clock for Timer1.
3: Requires external R and C. Frequency operation up to 4 MHz.