PIC16F628-04E/SS Microchip Technology, PIC16F628-04E/SS Datasheet - Page 37
PIC16F628-04E/SS
Manufacturer Part Number
PIC16F628-04E/SS
Description
IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,SSOP,20PIN,PLASTIC
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheet
1.PIC16F627-04P.pdf
(170 pages)
Specifications of PIC16F628-04E/SS
Rohs Compliant
YES
Core Processor
PIC
Core Size
8-Bit
Speed
4MHz
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
Data Converters
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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FIGURE 5-8:
2003 Microchip Technology Inc.
RBPU
Data Bus
WR PORTB
WR TRISB
RD TRISB
RD PORTB
INT
D
D
TRIS Latch
Data Latch
CK
CK
Schmitt
Trigger
Q
Q
Q
Q
BLOCK DIAGRAM OF
RB0/INT PIN
Q
EN
EN
D
TTL
Input
Buffer
V
P
DD
Weak Pull-up
V
V
DD
SS
RB0/INT
Preliminary
FIGURE 5-9:
WR PORTB
WR TRISB
RD TRISB
RD PORTB
RBPU
Peripheral OE
USART Receive Input
PORT/PERIPHERAL Select
USART Data Output
Data Bus
Note
1:
2:
Port/Peripheral select signal selects between port
data and peripheral output.
Peripheral OE (output enable) is only active if
peripheral select is active.
(2)
TRIS Latch
Data Latch
D
D
CK
CK
BLOCK DIAGRAM OF
RB1/RX/DT PIN
(1)
Q
Q
Schmitt
Q
Trigger
Q
PIC16F62X
Q
EN
0
1
D
DS40300C-page 35
TTL
Input
Buffer
V
P
DD
V
V
Weak
Pull-up
DD
SS
RX/DT
RB1/
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