
PIC16F62X
DS40300C-page 32
Preliminary
2003 Microchip Technology Inc.
FIGURE 5-7:
BLOCK DIAGRAM OF RA7/OSC1/CLKIN PIN
Data Bus
Q
D
Q
CK
WR PORTA
WR TRISA
Data Latch
TRIS Latch
RD TRISA
RD PORTA
RA7/OSC1/CLKIN Pin
Q
D
Q
CK
D
Q
EN
Oscillator
Circuit
To OSC2
F
OSC = 100, 101(1)
CLKIN to core
V
DD
V
SS
Note
1: INTRC with CLKOUT, and INTRC with I/O.
Schmitt Trigger
Input Buffer