PIC16F628-20/SS Microchip Technology, PIC16F628-20/SS Datasheet - Page 38

• Manufacturer Part Number: PIC16F628-20/SS
• Description: IC MCU FLASH 2KX14 COMP 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F628-20/SS

• 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: 0°C ~ 70°C
• Package / Case: 20-SSOP
• 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: XLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC164307 - MODULE SKT FOR PM3 28SSOPAC164018 - MODULE SKT PROMATEII 20SSOP
• Data Converters: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC16F62X
FIGURE 5-10:
DS40300C-page 36
WR PORTB
WR TRISB
RD TRISB
RD PORTB
RBPU
Peripheral OE
USART Slave Clock In
PORT/PERIPHERAL Select
USART TX/CK 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
RB2/TX/CK PIN
(1)
Q
Q
Q
Schmitt
Trigger
Q
Q
EN
0
1
D
TTL
Input
Buffer
V
P
DD
Weak
Pull-up
V
V
DD
SS
TX/CK
RB2/
Preliminary
FIGURE 5-11:
RBPU
PORT/PERIPHERAL Select
USART TX/CK output
Data Bus
WR PORTB
WR TRISB
Peripheral OE
RD TRISB
RD PORTB
USART Slave Clock In
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
RB3/CCP1 PIN
(1)
 2003 Microchip Technology Inc.
Q
Q
Schmitt
Q
Trigger
Q
Q
EN
0
1
D
TTL
Input
Buffer
V
P
DD
V
Weak
Pull-up
V
DD
SS
CCP1
RB3/