HomedatasheetPIC16LF1902T-ISO301

PIC16LF1902T-ISO301 Datasheet

28-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology
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Description

LButtonDEVICE OVERVIEW
The PIC16LF1902/3 are described within this data sheet. They are available in 28-pin packages. Figure 1-1 shows a block diagram of the PIC16LF1902/3 devices. Table 1-2 shows the pinout descriptions.
Reference Table 1-1 for peripherals available per device.

High-Performance RISC CPU:
• C Compiler Optimized Architecture
• Only 49 Instructions
• Up to 7 Kbytes Self-Write/Read Flash Program Memory Addressing
• Up to 256 Bytes Data Memory Addressing
• Operating Speed:
   - DC – 20 MHz clock input @ 3.6V
   - DC – 16 MHz clock input @ 1.8V
   - DC – 200 ns instruction cycle
• Interrupt Capability with Automatic Context Saving
• 16-Level Deep Hardware Stack with Optional Overflow/Underflow Reset
• Direct, Indirect and Relative Addressing modes:
   - Two full 16-bit File Select Registers (FSRs)
   - FSRs can read program and data memory

Flexible Oscillator Structure:
• 16 MHz Internal Oscillator:
   - Accurate to ±10%, typical
   - Software selectable frequency range from 16 MHz to 31.25 kHz
• 31 kHz Low-Power Internal Oscillator
• Three External Clock modes up to 20 MHz
• Two-Speed Oscillator Start-up

Special Microcontroller Features:
• Operating Voltage Range:
   - 1.8V-3.6V
• Self-Programmable under Software Control
• Power-on Reset (POR)
• Power-up Timer (PWRT)
• Ultra Low-Power Brown-Out Reset (ULPBOR)
• Extended Watchdog Timer (WDT)
• In-Circuit Serial Programming™ (ICSP™) via Two Pins
• In-Circuit Debug (ICD) via Two Pins
• Enhanced Low-Voltage Programming (LVP)
• Programmable Code Protection
• Power-Saving Sleep mode

PIC16LF1902/3 Low-Power Features:
• Standby Current:
   - 60 nA @ 1.8V, typical
• Operating Current:
   - 7.0 μA @ 32 kHz,1.8V, typical
   - 150 μA @ 1 MHz, 1.8V, typical
• Timer1 Oscillator Current:
   - 600 nA @ 32 kHz, 1.8V, typical
• Low-Power Watchdog Timer Current:
   - 500 nA @ 1.8V, typical

Analog Features:
• Analog-to-Digital Converter (ADC):
   - 10-bit resolution, up to 11 channels
   - Conversion available during Sleep
   - Dedicated ADC RC oscillator
   - Fixed Voltage Reference (FVR) as channel
• Integrated Temperature Indicator
• Voltage Reference module:
   - Fixed Voltage Reference (FVR) with 1.024V and 2.048V output levels

Peripheral Highlights:
• Up to 25 I/O Pins and 1 Input-only Pin:
   - High current 25 mA sink/source
   - Individually programmable weak pull-ups
   - Individually programmable interrupt-on change (IOC) pins
• Integrated LCD Controller:
   - 19 segment pins and 72 total segments
   - Variable clock input
   - Contrast control
   - Internal voltage reference selections
• Timer0: 8-Bit Timer/Counter with 8-Bit Programmable Prescaler
• Enhanced Timer1:
   - 16-bit timer/counter with prescaler
   - External Gate Input mode
   - Dedicated low-power 32 kHz oscillator driver

 

Features

Parameters


Manufacturer information

MICROCHIP TECHNOLOGY

Microchip Technology Inc. is a leading provider of microcontroller, mixed-signal, analog and Flash-IP solutions, providing low-risk product development, lower total system cost and faster time to market for thousands of diverse customer applications worldwide. Headquartered in Chandler, Arizona, Microchip offers outstanding technical support along with dependable delivery and quality.

Microchip Technology Inc. has acquired Atmel.


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