PIC18F-LF1XK50 MICROCHIP [Microchip Technology], PIC18F-LF1XK50 Datasheet - Page 16

• Manufacturer Part Number: PIC18F-LF1XK50
• Description: 20-Pin USB Flash Microcontrollers
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F/LF1XK50
FIGURE 2-1:
DS41350E-page 16
T1OSO
T1OSI
OSC1
OSC2
Oscillator
Secondary
Oscillator
Primary
HFINTOSC
LFINTOSC
Oscillator
Internal
16 MHz
31 kHz
Block
PIC
T1OSCEN
Enable
Oscillator
®
Sleep
MCU CLOCK SOURCE BLOCK DIAGRAM
PCLKEN
PRI_SD
Watchdog
Timer
Preliminary
PIC18F/LF1XK50
FOSC<3:0>
0
1
500 kHz
250 kHz
16 MHz
INTSRC
31 kHz
8 MHz
4 MHz
2 MHz
1 MHz
 2
SPLLEN
IRCF<2:0>
4 x PLL
PLLEN
111
110
101
100
011
010
001
000
USBDIV
0
1
0
1
Low Speed USB
Two-Speed
Fail-Safe
Start-up
Clock
High Speed USB
Divider
CPU
 2010 Microchip Technology Inc.
Control
Clock
1x
00
01
System
Clock
IDLEN
Sleep
Sleep
FOSC<3:0>
SCS<1:0>
Peripherals
CPU