Datasheet

PIC16F194X/16LF194X
DS41366A-page 2 Advance Information © 2008 Microchip Technology Inc.
TABLE 1: FAMILY TYPES
FIGURE 1: 64-PIN TQFP PACKAGE DIAGRAM FOR PIC16F1946/1947
Device
Program
Memory
Flash
(words)
Data
EEPROM
(bytes)
SRAM
(bytes)
I/Os
10-bit A/D
(ch)
Timers
8/16-bit EUSART
I
2
C™
and SPI
CCP/
ECCP
LCD
segments/
commons
PIC16F1946 8192 256 512 54 17 4/1 2 2 2/3 46/4
PIC16LF1946 8192 256 512 54 17 4/1 2 2 2/3 46/4
PIC16F1947 16384 256 1024 54 17 4/1 2 2 2/3 46/4
PIC16LF1947 16384 256 1024 54 17 4/1 2 2 2/3 46/4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
38
37
36
35
34
33
50 49
17 18 19 20 21 22 23 24 25 26
RE2/P2B/VLCD3
RE3/P3C/COM0
RE4/P3B/COM1
RE5/P1C/COM2
RE6/P1B/COM3
RE7/CCP2/P2A/SEG31
RD0/P2D/SEG0 V
DD
VSS RD1/P2C/SEG1 RD2/P2B/SEG2 RD3/P3C/SEG3 RD4/P3B/SEG4/SDO2 RD5/P1C/SEG5/SDI2/SDA2 RD6/P1B/SEG6/SCK2/SCL2 RD7/SEG7/SS2
VLCD2/P2C/RE1
VLCD1/P2D/RE0
SEG42/P3A/CCP3/RG0
SEG43/C3OUT/CPS15/AN15/TX2/CK2/RG1
SEG44/C3IN+/CPS14/AN14/RX2/DT2/RG2
SEG45/P3D/CCP4/C3IN0-/CPS13/AN13/RG3
VPP/MCLR/RG5
SEG26/P1D/CCP5/C3IN1-/CPS12/AN12/RG4
VSS
VCA
(1)
P
SEG25/SS1/C123IN3-/CPS5/AN5/RF7
SEG24/C1IN+/CPS11/AN11/RF6
SEG23/DACOUT/C12IN1-/CPS10/AN10/RF5
SEG22/C2IN+/CPS9/AN9/RF4
SEG21/C123IN2-/CPS8/AN8/RF3
SEG20/SRQ/C1OUT/CPS7/AN7/RF2
RB0/INT/SRI/FLT0/SEG30
RB1/SEG8
RB2/SEG9
RB3/SEG10
RB4/SEG11
RB5/T1G/SEG29
RB6/SEG38/ICSPCLK/ICDCLK
V
SS
RA6/OSC2/CLKOUT/SEG36
RA7/OSC1/CLKIN/SEG37
V
DD
RB7/SEG39/ICSPDAT/ICDCLK
RC4/SDI1/SDA1/SEG16
RC3/SCK1/SCL1/SEG17
RC2/CCP1/P1A/SEG13
SEG41/C12IN0-/CPS16/AN16/RF0
SEG19/SRNQ/C2OUT/CPS6/AN6/RF1
AV
DD
AVSS
SEG35/CPS3/VREF+/AN3/RA3
SEG34/CPS2/V
REF-/AN2/RA2
SEG18/CPS1/AN1/RA1 SEG33/CPS0/AN0/RA0
V
SS
VDD
SEG14/T0CKI/RA4
SEG15/CPS4/AN4/RA5
SEG32/CCP2/P2A/T1OSI/RC1
SEG40/T1CKI/T1OSO/RC0
SEG28/DT1/RX1/RC7
SEG27/CK1/TX1/RC6
RC5/SDO1/SEG12
15
16
31
40
39
27 28
29 30
32
48
47
46
45
44
43
42
41
54 53 52 5158 57 56 5560 59
64
63 62 61
TQFP
Legend: Pin functions in bold can be redirected via software.
PIC16F194X/
PIC16LF194X
Note 1: PIC16F194X devices only.