PIC16F631-I/SS Microchip Technology, PIC16F631-I/SS Datasheet - Page 15

• Manufacturer Part Number: PIC16F631-I/SS
• Description: IC PIC MCU FLASH 1KX14 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F631-I/SS

• Program Memory Type: FLASH
• Program Memory Size: 1.75KB (1K x 14)
• Package / Case: 20-SSOP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 18
• Eeprom Size: 128 x 8
• Ram Size: 64 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 64 B
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 2
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014, DM164120-4
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 658-1047-5 - BOARD EVALUATION ACCESSTOUCHXLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOPXLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC162061 - HEADER INTRFC MPLAB ICD2 20PINAC164307 - MODULE SKT FOR PM3 28SSOP
• Data Converters: -
• Connectivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 1-5:
© 2006 Microchip Technology Inc.
V
Ultra Low-Power
REF
OSC1/CLKI
Wake-up
OSC2/CLKO
ULPWU
AN0 AN1 AN2 AN3 AN4 AN5 AN6
AN8 AN9 AN10 AN11
Analog-To-Digital Converter
Oscillator
Program
Internal
Block
Bus
Instruction Reg
Configuration
Decode and
Generation
Instruction
14
Program
Memory
4k x 14
Control
Flash
Timing
Timer0
T0CKI
PIC16F690 BLOCK DIAGRAM
8
13
T1G
MCLR
AN7
Timer1
Start-up Timer
PIC16F631/677/685/687/689/690
8-Level Stack (13-bit)
Brown-out
Watchdog
Power-up
Power-on
Direct Addr
Oscillator
Program Counter
T1CKI
C1IN- C1IN+ C1OUT
Timer
Reset
Timer
Reset
V
DD
INT
V
SS
Analog Comparators
and Reference
Timer2
Preliminary
7
2
8
3
C2IN- C2IN+ C2OUT
W Reg
ALU
Addr MUX
TX/CK RX/DT
256 bytes
Registers
Data Bus
STATUS Reg
EUSART
RAM
File
FSR Reg
MUX
8
9
RAM Addr
Indirect
Addr
8
8
CCP1/
PORTA
PORTB
PORTC
P1A
256 Bytes
EEPROM
P1B P1C P1D
EEADR
EEDAT
ECCP+
Data
RA0
RA1
RA2
RA3
RA4
RA5
RB4
RB5
RB6
RB7
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
SDO
DS41262C-page 13
Synchronous
Serial Port
SDI/ SCK/
SDA SCL
SS