Datasheet

PIC16(L)F1946/47
DS41414D-page 4  2010-2012 Microchip Technology Inc.
Peripheral Features (Continued):
• Two Master Synchronous Serial Ports (MSSPs)
with SPI and I
2
C
TM
with:
- 7-bit address masking
- SMBus/PMBus
TM
compatibility
- Auto-wake-up on start
• Two Enhanced Universal Synchronous:
Asynchronous Receiver Transmitters (EUSARTs)
- RS-232, RS-485 and LIN compatible
- Auto-Baud Detect
• SR Latch (555 Timer):
- Multiple Set/Reset input options
- Emulates 555 Timer applications
• Three Comparators:
- Rail-to-rail inputs/outputs
- Power mode control
- Software enable hysteresis
• Voltage Reference Module:
- Fixed Voltage Reference (FVR) with 1.024V,
2.048V and 4.096V output levels
- 5-bit rail-to-rail resistive DAC with positive
and negative reference selection
PIC16(L)F193X/194X Family Types
Device
Data Sheet Index
Program Memory
Flash (words)
Data EEPROM
(bytes)
Data SRAM
(bytes)
I/O’s
(2)
10-bit ADC (ch)
CapSense (ch)
Comparators
Timers
(8/16-bit)
EUSART
MSSP (I
2
C™/SPI)
ECCP
CCP
LCD (Com/Seg/Total)
Debug
(1)
XLP
PIC16(L)F1933 (1) 4096 256 256 25 11 8 2 4/1 1 1 3 2 4/16/60
(3)
I/H Y
PIC16(L)F1934 (2) 4096 256 256 36 14 16 2 4/1 1 1 3 2 4/24/96 I/H Y
PIC16(L)F1936 (2) 8192 256 512 25 11 8 2 4/1 1 1 3 2 4/16/60
(3)
I/H Y
PIC16(L)F1937 (2) 8192 256 512 36 14 16 2 4/1 1 1 3 2 4/24/96 I/H Y
PIC16(L)F1938 (3) 16384 256 1024 25 11 8 2 4/1 1 1 3 2 4/16/60
(3)
I/H Y
PIC16(L)F1939 (3) 16384 256 1024 36 14 16 2 4/1 1 1 3 2 4/24/96 I/H Y
PIC16(L)F1946 (4) 8192 256 512 54 17 17 3 4/1 2 2 3 2 4/46/184 I Y
PIC16(L)F1947 (4) 16384 256 1024 54 17 17 3 4/1 2 2 3 2 4/46/184 I Y
Note 1: I – Debugging, Integrated on Chip; H – Debugging, Requires Debug Header.
2: One pin is input-only.
3: COM3 and SEG15 share the same physical pin, therefore SEG15 is not available when using 1/4 multiplex
displays.
Data Sheet Index: (Unshaded devices are described in this document.)
1: DS41575 PIC16(L)F1933 Data Sheet, 28-Pin Flash, 8-bit Microcontrollers.
2: DS41364 PIC16(L)F1934/6/7 Data Sheet, 28/40/44-Pin Flash, 8-bit Microcontrollers.
3: DS41574 PIC16(L)F1938/9 Data Sheet, 28/40/44-Pin Flash, 8-bit Microcontrollers.
4: DS41414 PIC16(L)F1946/1947 Data Sheet, 64-Pin Flash, 8-bit Microcontrollers.