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Microchip Technology IC PIC MCU PIC16F1937-I/PT TQFP-44 MCP PIC16F1937-I/PT Data Sheet

Product codes
PIC16F1937-I/PT
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Page of 472
 2008-2011 Microchip Technology Inc.
DS41364E-page 9
PIC16(L)F1934/6/7
Pin Diagram – 
40-Pin UQFN 5X5 (
PIC16(L)F1934/7)
 40-pin UQFN
Note
1:
Pin function is selectable via the APFCON register.
2:
PIC16F1934/7 devices only.
10
2
3
4
5
6
1
17
18
19
20
11
12
13
14
35
8
7
40
39
38 37
36
15
16
27
28
29
30
21
22
23
24
25
26
33
31
32
9
34
PIC16F1934/7
PIC16LF1934/7
S
E
G
15
/C
1I
N
+
/V
RE
F
+/AN3
/RA3
CO
M2
/DA
C
OUT
/C2I
N
+/V
RE
F
-/A
N
2/
R
A
2
S
E
G
7/C1
2IN1
-/A
N1/
R
A
1
SEG
1
2/
S
RNQ
(1
)
/C2
O
UT
(1
)
/C12
IN0-
/V
CA
P
(2
)
/S
S
(1
)
/A
N0
/RA
0
V
PP
/M
C
LR
/R
E
3
SEG1
3
/ICDDA
T
/ICSPDA
T
/RB7
S
E
G
14
/ICDCL
K/IC
S
P
CL
K
/RB6
CO
M
1/
T
1
G
(1
)
/CCP3
(1
)
/P
3
A
(1
)
/C
P
S
5
/A
N
13/
R
B
5
CO
M
0
/CPS4
/AN1
1/
RB4
V
SS
V
DD
SEG0/SRI/INT/CPS0/AN12/RB0
VLCD1/C12IN3-/CPS1/AN10/RB1
VLCD2/CPS2/AN8/RB2
VL
CD3
/P2
A
(1
)
/C
CP
2
(1
)
/C1
2
IN2
-/
CPS3
/A
N9
/R
B3
SEG8/DT/RX/RC7
SEG17/P2D/CPS12/RD4
SEG18/P1B/CPS13/RD5
SEG19/P1C/CPS14/RD6
SEG20/P1D/CPS15/RD7
RC6
/T
X/CK/SEG9
RC5
/SDO
/SE
G
10
RC4
/SDI/
S
D
A
/T
1
G
(1
)
/SEG
11
RD3/C
P
S
11
/P
2C/S
E
G
1
6
RD2/C
P
S
1
0/P
2B
(1
)
RD1
/CPS9
/CCP4
RD0/CP
S
8/
C
OM
3
RC3
/SCK/SCL
/SEG6
RC2
/CCP1
/P1
A/
SEG
3
RC1
/T
1
O
SI/CCP2
(1
)
/P
2
A
(1
)
RC0/T1OSO/T1CKI/P2B
RA6/OSC2/CLKOUT/V
CAP(2)
/SEG1
RA7/OSC1/CLKIN/SEG2
V
SS
V
DD
RE2/AN7/CCP5/SEG23
RE1/AN6/P3B/SEG22
RE0/AN5/CCP3
(1)
/P3A
(1)
/SEG21
RA4/CPS6/T0CKI/C1OUT/SRQ/SEG4
RA5/AN4/CPS7/SS
(1)
/V
CAP(2)
/SRNQ
(1)
/C2OUT
(1)
/SEG5