Datasheet

 2011-2013 Microchip Technology Inc. DS40001574C-page 5
PIC16(L)F1938/9
Pin Diagram – 44-Pin QFN 8x8
Pin Diagram – 44-Pin TQFP
10
11
2
3
4
5
6
1
18 19 20 21
22
12 13 14 15
38
8
7
44 43 42 41 40 39
16 17
29
30
31
32
33
23
24
25
26
27
28
36 34 35
9
37
RA1
RA0
V
PP/MCLR/RE3
RB3
ICDDAT/ICSPDAT/RB7
ICDCLK/ICSPCLK/RB6
RB5 RB4
NC
RC6 RC5 RC4 RD3 RD2 RD1 RD0 RC3 RC2 RC1 RC0
RA6
RA7
V
SS
VSS
NC
V
DD
RE2
RE1
RE0
RA5
RA4
RC7
RD4
RD5
RD6
RD7
V
SS
VDD
VDD
RB0
RB1
RB2
PIC16F1939
PIC16LF1939
RA3
RA2
Note: It is recommended that the exposed bottom pad be connected to VSS.
10
11
2
3
6
1
18 19 20 21 22
12 13 14
15
38
8
7
44 43
42
41 40 39
16 17
29
30
31
32
33
23
24
25
26
27
28
36 34 35
9
37
RA3 RA2 RA1 RA0
V
PP/MCLR/RE3
NC
ICDDAT/ICSPDAT/RB7
ICDCLK/ICSPCLK/RB6
RB5 RB4
NC
NC
NC
RC0
V
SS
VDD
RB0
RB1
RB2
RB3
5
4
PIC16F1939
PIC16LF1939
RA6
RA7
V
SS
VDD
RE2
RE1
RE0
RA5
RA4
RC7
RD4
RD5
RD6
RD7
RC6 RC5 RC4
RD3 RD2
RD1 RD0
RC3
RC2 RC1