PIC16F628A-I/P Microchip Technology Inc., PIC16F628A-I/P Datasheet - Page 32
PIC16F628A-I/P
Manufacturer Part Number
PIC16F628A-I/P
Description
18 PIN, 3.5 KB FLASH, 224 RAM, 16 I/O
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC16F628A-IP.pdf
(170 pages)
Specifications of PIC16F628A-I/P
Comparators
2
Cpu Speed
5 MIPS
Eeprom Memory
128 Bytes
Input Output
16
Interface
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16F628A-I/P
Manufacturer:
BT
Quantity:
562
Company:
Part Number:
PIC16F628A-I/P
Manufacturer:
MICROCHI
Quantity:
850
Part Number:
PIC16F628A-I/P
Manufacturer:
MICROCHIP
Quantity:
20 000
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PIC16F62X
FIGURE 5-1:
FIGURE 5-3:
DS40300C-page 30
Data
Bus
WR
PORTA
WR
TRISA
RD
TRISA
RD PORTA
To Comparator
Data
Bus
WR
PORTA
WR
TRISA
RD
TRISA
RD PORTA
To Comparator
TRIS Latch
D
Data Latch
D
CK
CK
TRIS Latch
D
Data Latch
D
CK
CK
Q
Q
Q
Q
Q
Q
Q
Q
BLOCK DIAGRAM OF
RA0/AN0:RA1/AN1 PINS
BLOCK DIAGRAM OF THE RA3/AN3 PIN
Input Mode
Schmitt Trigger
Q
Analog
Input Buffer
Comparator Output
EN
D
Comparator Mode = 110
V
V
DD
SS
I/O Pin
Preliminary
FIGURE 5-2:
Data
Bus
WR
PORTA
WR
TRISA
RD
TRISA
RD PORTA
To Comparator
1
0
Q
TRIS Latch
D
Data Latch
D
CK
CK
EN
V
Input Mode
D
V
ROE
REF
Schmitt Trigger
Q
Q
Q
Q
Analog
Input Buffer
BLOCK DIAGRAM OF
RA2/VREF PIN
2003 Microchip Technology Inc.
Schmitt Trigger
Input Mode
Analog
Q
Input Buffer
EN
V
D
V
DD
SS
RA3 Pin
V
V
DD
SS
RA2 Pin
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