Datasheet

PIC16F62X
DS40300C-page 32 Preliminary  2003 Microchip Technology Inc.
FIGURE 5-7: BLOCK DIAGRAM OF RA7/OSC1/CLKIN PIN
Data Bus
QD
Q
CK
WR PORTA
WR TRISA
Data Latch
TRIS Latch
RD TRISA
RD PORTA
RA7/OSC1/CLKIN Pin
Q
D
Q
CK
DQ
EN
Oscillator
Circuit
To O SC 2
F
OSC = 100, 101
(1)
CLKIN to core
VDD
VSS
Note 1: INTRC with CLKOUT, and INTRC with I/O.
Schmitt Trigger
Input Buffer