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PIC16F639 Datasheet(PDF) 8 Page - Microchip Technology

Part # PIC16F639
Description  8/14-Pin, Flash-Based 8-Bit CMOS Microcontrollers with nanoWatt Technology
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16F639 Datasheet(HTML) 8 Page - Microchip Technology

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PIC12F635/PIC16F636/639
DS41232D-page 6
© 2007 Microchip Technology Inc.
20-Pin Diagram
TABLE 4:
20-PIN SUMMARY
I/O
Pin
Analog Front-End
Comparators
Timer
Interrupts
Pull-ups
Basic
RA0
19
C1IN+
IOC
Y
ICSPDAT/ULPWU
RA1
18
C1IN-
IOC
Y
VREF/ICSPCLK
RA2
17
C1OUT
T0CKI
INT/IOC
Y
RA3(1)
4—
IOC
Y(2)
MCLR/VPP
RA4
3
T1G
IOC
Y
OSC2/CLKOUT
RA5
2
T1CKI
IOC
Y
OSC1/CLKIN
RC0
16
C2IN+
RC1
15
C2IN-
CS
RC2
14
ALERT
SCLK
RC3
7
LFDATA/RSSI
CCLK/SDIO
RC4
6
C2OUT
RC5
5
8
VDDT(3)
13
———
VSST(4)
11
LCX
10
LCY
———
9
LCZ
12
LCCOM
1
VDD
20
———
VSS
Note 1:
Input only.
2:
Only when pin is configured for external MCLR.
3:
VDDT is the supply voltage of the Analog Front-End section (PIC16F639 only). VDDT is treated as VDD in
this document unless otherwise stated.
4:
VSST is the ground reference voltage of the Analog Front-End section (PIC16F639 only). VSST is treated
as VSS in this document unless otherwise stated.
SSOP
VDD
RA5/T1CKI/OSC1/CLKIN
RA4/T1G/OSC2/CLKOUT
RA3/MCLR/VPP
RC5
RC4/C2OUT
RC3/LFDATA/RSSI/CCLK/SDIO
VDDT(3)
LCZ
LCY
VSS
RA0/C1IN+/ICSPDAT/ULPWU
RA1/C1IN-/VREF/ICSPCLK
RA2/TOCKI/INT/C1OUT
RC0/C2IN+
RC1/C2IN-/CS
RC2/SCLK/ALERT
VSST(4)
LCCOM
LCX
1
2
3
4
20
19
18
17
5
6
7
16
15
14
8
9
10
13
12
11


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