PIC16F631-E/SO Microchip Technology, PIC16F631-E/SO Datasheet - Page 14

• Manufacturer Part Number: PIC16F631-E/SO
• Description: IC PIC MCU FLASH 1KX14 20SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F631-E/SO

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 18
• Program Memory Size: 1.75KB (1K x 14)
• Program Memory Type: FLASH
• 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 ~ 125°C
• Package / Case: 20-SOIC (7.5mm Width)
• For Use With: 658-1047-5 - BOARD EVALUATION ACCESSTOUCHAC162061 - HEADER INTRFC MPLAB ICD2 20PINAC164039 - MODULE SKT PROMATE II 20DIP/SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Connectivity: -

PIC16F631/677/685/687/689/690
FIGURE 1-4:
DS41262E-page 12
V
OSC1/CLKI
REF
OSC2/CLKO
AN0 AN1 AN2 AN3 AN4 AN5 AN6
AN8 AN9 AN10 AN11
Note 1:
Oscillator
Program
Internal
Ultra Low-Power
Analog-to-Digital Converter
Block
Bus
Wake-up
ULPWU
Instruction Reg
2K
Configuration
Decode and
Generation
Instruction
(1)
Program
14
Memory
PIC16F687 only.
Control
Flash
Timing
/4K x 14
PIC16F687
8
13
T0CKI
Timer0
MCLR
/
PIC16F689 BLOCK DIAGRAM
Start-up Timer
8-Level Stack (13-bit)
AN7
Watchdog
Brown-out
Power-up
Power-on
Oscillator
Direct Addr
Program Counter
Reset
Reset
Timer
Timer
V
DD
C1IN- C1IN+ C1OUT
INT
V
SS
T1G
Timer1
Analog Comparators
7
T1CKI
and Reference
8
3
2
C2IN- C2IN+ C2OUT
W Reg
128
ALU
Addr MUX
TX/CK
Registers
Data Bus
(1)
STATUS Reg
RAM
EUSART
/256 bytes
File
FSR Reg
MUX
8
9
RAM Addr
RX/DT
Indirect
Addr
8
8
PORTA
PORTB
PORTC
256 Bytes
EEPROM
© 2008 Microchip Technology Inc.
EEADR
EEDAT
Data
SDO
RA0
RA1
RA2
RA3
RA4
RA5
RB4
RB5
RB6
RB7
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
Synchronous
SDA SCL
Serial Port
SDI/ SCK/
SS