PIC16F628AT-E/SS Microchip Technology, PIC16F628AT-E/SS Datasheet - Page 42

• Manufacturer Part Number: PIC16F628AT-E/SS
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,SSOP,20PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F628AT-E/SS

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Size: 3.5KB (2K x 14)
• 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 ~ 125°C
• Package / Case: 20-SSOP
• 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

PIC16F627A/628A/648A
FIGURE 5-13:
DS40044G-page 42
RBPU
Data Bus
WR PORTB
WR TRISB
RD TRISB
RD PORTB
Set RBIF
BLOCK DIAGRAM OF RB5 PIN
From other
RB<7:4> pins
TRIS Latch
Data Latch
D
D
CK
CK
Q
Q
Q
Q
Q
Q
EN
EN
D
D
© 2009 Microchip Technology Inc.
TTL
input
buffer
Q3
Q1
V
P
DD
weak
pull-up
V
V
DD
SS
RB5 pin