PIC16F628-20/P Microchip Technology Inc., PIC16F628-20/P Datasheet - Page 40
PIC16F628-20/P
Manufacturer Part Number
PIC16F628-20/P
Description
18 PIN, 3.5 KB FLASH, 224 RAM, 16 I/O
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC16F628-20P.pdf
(170 pages)
Specifications of PIC16F628-20/P
Comparators
2
Cpu Speed
5 MIPS
Eeprom Memory
128 Bytes
Input Output
16
Interface
SCI/USART
Memory Type
Flash
Number Of Bits
8
Package Type
18-pin PDIP
Programmable Memory
3.5K Bytes
Ram Size
224 Bytes
Speed
20 MHz
Timers
2-8-bit, 1-16-bit
Voltage, Range
2-5.5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
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PIC16F62X
FIGURE 5-13:
DS40300C-page 38
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
Preliminary
Q
Q
EN
EN
D
D
2003 Microchip Technology Inc.
TTL
input
buffer
Q1
V
Q3
P
DD
weak
pull-up
V
V
DD
SS
RB5 pin
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