PIC16LF1526 Datasheet, PDF (52/354 Pages) Microchip Technology – 64-Pin Flash Microcontrollers with nanoWatt XLP Technology

PIC16(L)F1526/27
FIGURE 5-1:
SIMPLIFIED PIC^® MCU CLOCK SOURCE BLOCK DIAGRAM
Primary Oscillator
OSC2
OSC1
Primary
Oscillator
(OSC)
Secondary Oscillator
SOSCO/
T1CKI
SOSCI
Secondary
Oscillator
(SOSC)
Internal Oscillator
Start-up
Control
Logic
16 MHz
Primary Osc
Start-Up Osc
LF-INTOSC
(31.25 kHz)
IRCF<3:0>
4
4
/1
/2
/4
/8
/16
/32
/64
/128
/256
/512
HF-16 MHz
HF-8 MHz
HF-4 MHz
HF-2 MHz
HF-1 MHz
HF-500 kHz
HF-250 kHz
HF-125 kHz
HF-62.5 kHz
1111
1110
1101
1100
1011
1010/
0111
1001/
0110
1000/
0101
0100
HF-31.25 kHz
LF-31 kHz
0011
0010
0001
0000
Low Power Mode
Event Switch
(SCS<1:0>)
2
Primary Clock
00
Secondary Clock ⁰¹
INTOSC
1x
DS41458A-page 52
Preliminary
 2011 Microchip Technology Inc.