PIC16F84AT-04E/SS Microchip Technology, PIC16F84AT-04E/SS Datasheet - Page 145

• Manufacturer Part Number: PIC16F84AT-04E/SS
• Description: IC MCU CMOS 4MHZ 1K FLASH 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F84AT-04E/SS

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 13
• Program Memory Size: 1.75KB (1K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 68 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 20-SSOP
• For Use With: XLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Connectivity: -

1997 Microchip Technology Inc.
Figure 9-3: Block Diagram of RA4 Pin
Data Bus
WR PORT
WR TRIS
RD PORT
Note: I/O pin has protection diodes to V
To Peripheral Module
TRIS Latch
Data Latch
D
D
CK
CK
Q
Q
Q
Q
RD TRIS
SS
only.
Section 9. I/O Ports
Q
V
N
SS
EN
D
DS31009A-page 9-5
Schmitt
Trigger
input
buffer
RA4 pin
9