PIC16C770 Microchip Technology Inc., PIC16C770 Datasheet - Page 32

• Manufacturer Part Number: PIC16C770
• Description: 18/20-pin, 8-bit Cmos Microcontrollers With 10/12-bit A/d
• Manufacturer: Microchip Technology Inc.

PIC16C717/770/771
FIGURE 3-5:
DS41120B-page 30
Data
Bus
WR
PORTA
WR
TRISA
CLKOUT (Fosc/4)
RD PORTA
TRIS Latch
D
D
Data Latch
BLOCK DIAGRAM OF RA6/OSC2/CLKOUT PIN
CK
CK
RD TRISA
Q
Q
Q
Q
Q
1
0
(INTRC or ER) and CLKOUT
EN
D
EC or [(ER or INTRC) and CLKOUT]
From OSC1
V
V
P
N
DD
SS
Oscillator
Circuit
2002 Microchip Technology Inc.
Schmitt Trigger
Input Buffer
V
DD
V
SS