PIC16F628AT-I/SO Microchip Technology, PIC16F628AT-I/SO Datasheet - Page 36

• Manufacturer Part Number: PIC16F628AT-I/SO
• Description: IC MCU FLASH 2KX14 EEPROM 18SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F628AT-I/SO

• Core Size: 8-Bit
• Program Memory Size: 3.5KB (2K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 224 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 18-SOIC (7.5mm Width)
• Controller Family/series: PIC16F
• No. Of I/o's: 16
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 224Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: I3DBF648 - BOARD DAUGHTER ICEPIC3AC162053 - HEADER INTERFACE ICD,ICD2 18DIP
• Data Converters: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC16F627A/628A/648A
FIGURE 5-7:
DS40044G-page 36
RD TRISA
Data Bus
WR PORTA
WR TRISA
RD PORTA
F
Note 1: INTOSC with CLKOUT and INTOSC with I/O.
OSC
= 100, 101
To Clock Circuits
BLOCK DIAGRAM OF RA7/OSC1/CLKIN PIN
D
D
TRIS Latch
Data Latch
CK
CK
(1)
Q
Q
Q
Q
Q
EN
D
Schmitt Trigger
Input Buffer
V
V
DD
SS
© 2009 Microchip Technology Inc.
RA7/OSC1/CLKIN Pin