Datasheet

PIC16F87/88
DS30487D-page 2  2002-2013 Microchip Technology Inc.
Pin Diagrams
RA1/AN1
RA0/AN0
RA7/OSC1/CLKI
RA6/OSC2/CLKO
V
DD
RB7/PGD/T1OSI
RB6/PGC/T1OSO/T1CKI
RB5/SS
/TX/CK
RB4/SCK/SCL
RA2/AN2/CVREF
RA3/AN3/C1OUT
RA4/T0CKI/C2OUT
RA5/MCLR
/VPP
VSS
RB0/INT/CCP1
(1)
RB1/SDI/SDA
RB2/SDO/RX/DT
RB3/PGM/CCP1
(1)
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
PIC16F87
18-Pin PDIP, SOIC
RB7/AN6/PGD/T1OSI
RB6/AN5/PGC/T1OSO/T1CKI
RA7/OSC1/CLKI
RA6/OSC2/CLKO
V
DD
RB5/SS/TX/CK
RB4/SCK/SCLRB3/PGM/CCP1
(1)
RB2/SDO/RX/DT
RA0/AN0
RA1/AN1
RA4/AN4/T0CKI/C2OUT
RA5/MCLR
1/VPP
VSS
RA2/AN2/CVREF/VREF-
RA3/AN3/V
REF+/C1OUT
RB0/INT/CCP1
(1)
RB1/SDI/SDA
1
2
3
4
5
6
7
8
9
20
19
18
17
16
15
14
13
12
VDDVSS
10
11
PIC16F88
20-Pin SSOP
20-Pin SSOP
18-Pin PDIP, SOIC
RA1/AN1
RA0/AN0
RA7/OSC1/CLKI
RA6/OSC2/CLKO
V
DD
RB7/AN6/PGD/T1OSI
RB6/AN5/PGC/T1OSO/T1CKI
RB5/SS
/TX/CK
RB4/SCK/SCL
RA2/AN2/CVREF/VREF-
RA3/AN3/V
REF+/C1OUT
RA4/AN4/T0CKI/C2OUT
RA5/MCLR
/VPP
VSS
RB0/INT/CCP1
(1)
RB1/SDI/SDA
RB2/SDO/RX/DT
RB3/PGM/CCP1
(1)
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
PIC16F88
RB7/PGD/T1OSI
RB6/PGC/T1OSO/T1CKI
RA7/OSC1/CLKI
RA6/OSC2/CLKO
V
DD
RB5/SS/TX/CK
RB4/SCK/SCL
RB3/PGM/CCP1
(1)
RB2/SDO/RX/DT
RA0/AN0
RA1/AN1
RA4/T0CKI/C2OUT
RA5/MCLR
/VPP
VSS
RA2/AN2/CVREF
RA3/AN3/C1OUT
RB0/INT/CCP1
(1)
RB1/SDI/SDA
1
2
3
4
5
6
7
8
9
20
19
18
17
16
15
14
13
12
VDDVSS
10
11
PIC16F87
Note 1: The CCP1 pin is determined by the CCPMX bit in Configuration Word 1 register.