PIC16F639-I/SS Microchip Technology, PIC16F639-I/SS Datasheet - Page 127

• Manufacturer Part Number: PIC16F639-I/SS
• Description: IC MCU FLASH 2KX14 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F639-I/SS

• Program Memory Type: FLASH
• Program Memory Size: 3.5KB (2K x 14)
• Package / Case: 20-SSOP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, LVD, POR, WDT
• Number Of I /o: 11
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 12
• 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
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOPXLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC162066 - HEADER INTRFC MPLAB ICD2 20PINAC164307 - MODULE SKT FOR PM3 28SSOP
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Timer1 Module with Gate Control ....................................... 32
Timing Diagrams
Timing Parameter Symbology............................................. 95
TRISIO Registers ................................................................ 19
V
Voltage Reference Accuracy/Error ..................................... 41
W
Watchdog Timer
Watchdog Timer (WDT) ...................................................... 66
WWW, On-Line Support ....................................................... 3
 2003 Microchip Technology Inc.
Modes of Operations................................................... 33
Operation During SLEEP ............................................ 35
Oscillator ..................................................................... 35
Prescaler..................................................................... 33
CLKOUT and I/O......................................................... 98
External Clock............................................................. 96
INT Pin Interrupt.......................................................... 65
PIC16F675 A/D Conversion (Normal Mode)............. 104
PIC16F675 A/D Conversion Timing
(SLEEP Mode) .......................................................... 105
RESET, Watchdog Timer, Oscillator Start-up
Timer and Power-up Timer ......................................... 99
Time-out Sequence on Power-up (MCLR not Tied to
V
Time-out Sequence on Power-up
(MCLR Tied to V
Timer0 and Timer1 External Clock ........................... 101
Timer1 Incrementing Edge.......................................... 33
Summary of Registers ................................................ 67
DD
)
Case 1 ................................................................ 62
Case 2 ................................................................ 62
DD
).................................................... 62
DS40039C-page 125