PIC16LF1938T-I/SO datasheet, PDF

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PIC16LF1938T-I/SO: Description8-BIT, FLASH, 32 MHz, RISC MICROCONTROLLER, PDSO28; CategoryThe embedded processor and controller Microcontrollers and processors; File Size8MB，464 Pages; ManufacturerMicrochip; Websitehttps://www.microchip.com; Environmental Compliance

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PIC16LF1938T-I/SO Overview

8-BIT, FLASH, 32 MHz, RISC MICROCONTROLLER, PDSO28

PIC16LF1938T-I/SO Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Microchip
Parts packaging code	SOIC
package instruction	SOIC-28
Contacts	28
Reach Compliance Code	compli
ECCN code	3A991.A.2
Factory Lead Time	17 weeks
Has ADC	YES
Other features	ALSO OPERATES AT 1.8V MINIMUM SUPPLY FOR 16 MHZ
Address bus width
bit size	8
CPU series	PIC
maximum clock frequency	32 MHz
DAC channel	YES
DMA channel	NO
External data bus width
JESD-30 code	R-PDSO-G28
JESD-609 code	e3
length	17.9 mm
Humidity sensitivity level	1
Number of I/O lines	25
Number of terminals	28
On-chip program ROM width	14
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
PWM channel	YES
Package body material	PLASTIC/EPOXY
encapsulated code	SOP
Encapsulate equivalent code	SOP28,.4
Package shape	RECTANGULAR
Package form	SMALL OUTLINE
Peak Reflow Temperature (Celsius)	260
power supply	2/3.3 V
Certification status	Not Qualified
RAM (bytes)	1024
rom(word)	16384
ROM programmability	FLASH
Maximum seat height	2.65 mm
speed	32 MHz
Maximum slew rate	8 mA
Maximum supply voltage	3.6 V
Minimum supply voltage	2.5 V
Nominal supply voltage	3.3 V
surface mount	YES
technology	CMOS
Temperature level	INDUSTRIAL
Terminal surface	Matte Tin (Sn)
Terminal form	GULL WING
Terminal pitch	1.27 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	40
width	7.5 mm
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER, RISC

User Manual

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PIC16(L)F1933

28-Pin Flash-Based, 8-Bit CMOS Microcontrollers with

LCD Driver with XLP Technology

High-Performance RISC CPU:

• Only 49 Instructions to Learn:

- All single-cycle instructions except branches

• Operating Speed:

- DC – 32 MHz oscillator/clock input

- DC – 125 ns instruction cycle

• Up to 16K x 14 Words of Flash Program Memory

• Up to 1024 Bytes of Data Memory (RAM)

• Interrupt Capability with Automatic Context

Saving

• 16-Level Deep Hardware Stack

• Direct, Indirect and Relative Addressing modes

• Processor Read Access to Program Memory

• Pinout Compatible to other 28-pin PIC16CXXX

and PIC16FXXX Microcontrollers

PIC16LF1933 Low-Power Features:

• Standby Current:

- 60 nA @ 1.8V, typical

• Operating Current:

- 75

A/MHz,

1.8V, typical

• Timer1 Oscillator Current:

- 600 nA @ 32 kHz, 1.8V, typical

• Low-Power Watchdog Timer Current:

- 500 nA @ 1.8V, typical

Peripheral Features:

• Up to 35 I/O Pins and 1 Input-only pin:

- High-current source/sink for direct LED drive

- Individually programmable interrupt-on-pin

change pins

- Individually programmable weak pull-ups

• Integrated LCD Controller:

- Up to 96 segments

- Variable clock input

- Contrast control

- Internal voltage reference selections

• Capacitive Sensing module (mTouch

)

- Up to 16 selectable channels

• A/D Converter:

- 10-bit resolution and up to 14 channels

- Selectable 1.024/2.048/4.096V voltage

reference

• Timer0: 8-Bit Timer/Counter with 8-Bit

Programmable Prescaler

• Enhanced Timer1

- Dedicated low-power 32 kHz oscillator driver

- 16-bit timer/counter with prescaler

- External Gate Input mode with Toggle and

Single Shot modes

- Interrupt-on-gate completion

• Timer2, 4, 6: 8-Bit Timer/Counter with 8-Bit Period

• Two Capture, Compare, PWM modules (CCP)

- 16-bit Capture, max. resolution 125 ns

- 16-bit Compare, max. resolution 125 ns

- 10-bit PWM, max. frequency 31.25 kHz

• Three Enhanced Capture, Compare, PWM

modules (ECCP)

- 3 PWM time-base options

- Auto-shutdown and auto-restart

- PWM steering

- Programmable dead-band delay

Special Microcontroller Features:

• Precision Internal Oscillator:

- Factory calibrated to ±1%, typical

- Software selectable frequency range from

32 MHz to 31 kHz

• Power-Saving Sleep mode

• Power-on Reset (POR)

• Power-up Timer (PWRT) and Oscillator Start-up

Timer (OST)

• Brown-out Reset (BOR)

- Selectable between two trip points

- Disable in Sleep option

• Multiplexed Master Clear with Pull-up/Input Pin

• Programmable Code Protection

• Wide Operating Voltage Range:

- 1.8V-5.5V (PIC16F1933)

- 1.8V-3.6V (PIC16LF1933)



2011-2012 Microchip Technology Inc.

DS41575C-page 1

PIC16(L)F1933

Table of Contents

1.0 Device Overview .......................................................................................................................................................................... 7

2.0 Enhanced Mid-Range CPU ........................................................................................................................................................ 13

3.0 Memory Organization ................................................................................................................................................................. 15

4.0 Device Configuration .................................................................................................................................................................. 45

5.0 Oscillator Module (With Fail-Safe Clock Monitor)....................................................................................................................... 51

6.0 Resets ........................................................................................................................................................................................ 69

7.0 Interrupts .................................................................................................................................................................................... 77

8.0 Low Dropout (LDO) Voltage Regulator ...................................................................................................................................... 91

9.0 Power-Down Mode (Sleep) ........................................................................................................................................................ 93

10.0 Watchdog Timer (WDT) ............................................................................................................................................................. 95

11.0 Data EEPROM and Flash Program Memory Control ................................................................................................................. 99

12.0 I/O Ports ................................................................................................................................................................................... 113

13.0 Interrupt-On-Change ................................................................................................................................................................ 129

14.0 Fixed Voltage Reference.......................................................................................................................................................... 133

15.0 Analog-to-Digital Converter (ADC) Module .............................................................................................................................. 137

16.0 Temperature Indicator Module ................................................................................................................................................. 151

17.0 Digital-to-Analog Converter (DAC) Module .............................................................................................................................. 153

18.0 Comparator Module.................................................................................................................................................................. 157

19.0 SR Latch................................................................................................................................................................................... 167

20.0 Timer0 Module ......................................................................................................................................................................... 171

21.0 Timer1 Module with Gate Control............................................................................................................................................. 175

22.0 Timer2/4/6 Modules.................................................................................................................................................................. 187

23.0 Capture/Compare/PWM Modules (ECCP1, ECCP2, ECCP3, CCP4, CCP5).......................................................................... 191

24.0 Master Synchronous Serial Port (MSSP) Module .................................................................................................................... 219

25.0 Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) ............................................................... 275

26.0 Capacitive Sensing Module...................................................................................................................................................... 305

27.0 Liquid Crystal Display (LCD) Driver Module............................................................................................................................. 313

28.0 In-Circuit Serial Programming™ (ICSP™) ............................................................................................................................... 347

29.0 Instruction Set Summary .......................................................................................................................................................... 351

30.0 Electrical Specifications............................................................................................................................................................ 365

31.0 DC and AC Characteristics Graphs and Charts ....................................................................................................................... 397

32.0 Development Support............................................................................................................................................................... 433

33.0 Packaging Information.............................................................................................................................................................. 437

Appendix A: Data Sheet Revision History.......................................................................................................................................... 449

Appendix B: Migrating From Other PIC

Devices.............................................................................................................................. 449

Index .................................................................................................................................................................................................. 451

The Microchip Web Site ..................................................................................................................................................................... 459

Customer Change Notification Service .............................................................................................................................................. 459

Customer Support .............................................................................................................................................................................. 459

Reader Response .............................................................................................................................................................................. 460

Product Identification System ............................................................................................................................................................ 461



2011-2012 Microchip Technology Inc.

DS41575C-page 5

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