Microchip Technology AC244055 Data Sheet
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
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
/M
C
L
R
/RE
3
RB3
ICDD
A
T
/ICS
P
D
A
T
/RB
7
ICDCL
K/ICSPCL
K
/RB6
RB5
RB4
NC
RC6 RC5 RC4 RD3 RD2 RD1 RD0 RC3 RC2 RC1 RC0
RA6
RA7
V
SS
V
SS
NC
V
DD
RE2
RE1
RE0
RA5
RA4
RC7
RD4
RD5
RD6
RD7
V
SS
V
DD
V
DD
RB0
RB1
RB2
PIC16F1939
PIC16LF1939
RA3
RA2
Note:
It is recommended that the exposed bottom pad be connected to V
SS
.
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
/M
CLR
/R
E
3
NC
ICDDA
T
/ICSPDA
T
/RB7
ICDCL
K/ICSPCL
K
/RB6
RB5
RB4
NC
NC
NC
RC0
V
SS
V
DD
RB0
RB1
RB2
RB3
5
4
PIC16F1939
PIC16LF1939
RA6
RA7
V
SS
V
DD
RE2
RE1
RE0
RA5
RA4
RA5
RA4
RC7
RD4
RD5
RD6
RD7
RC6
RC5 RC4 RD3
RD2 RD1 RD0 RC3 RC
2
RC
1