PIC16LF1519-E/MV - 28KB Flash MCU, 40-UQFN | Microchip
MPN: PIC16LF1519-E/MV ✓ Hoạt độngPIC16LF1519-E/MV Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), and a rich set of peripherals (ADC, timers, communication ports) into one IC. Within the embedded power hierarchy, the PIC16LF1519 sits in the 8-bit mid-range tier, below 16-bit dsPIC and 32-bit ARM Cortex-M0 parts in computational throughput but above basic 8-bit PIC10/12 devices in peripheral count and memory depth. The XLP™ (eXtreme Low Power) designation indicates this part targets battery and energy-harvesting applications where nanoWatt sleep current matters as much as MIPS performance.
Key features include nanoWatt XLP technology for sub-1 µA sleep currents, a 10-bit ADC with multiple channels, multiple Enhanced Universal Synchronous/Asynchronous Receiver/Transmitter (EUSART) and MSSP (I²C/SPI) peripherals, and 18 I/O pins accessible from the 40-pin UQFN package. The device also integrates a 16-level hardware stack, multiple timer modules (Timer0/1/2), and an enhanced PWM module suitable for motor and lighting control.
The PIC16LF1519 uses Microchip's enhanced mid-range 8-bit core with a single-cycle internal oscillator and an instruction pipeline that delivers near-1 MIPS/MHz throughput. The 28KB self-programmable Flash allows In-Circuit Serial Programming™ (ICSP™) and runtime EEPROM emulation. The 40-UQFN (5x5 mm) exposed-pad package provides low thermal resistance and a compact footprint for space-constrained designs such as sensor nodes and handheld instruments.
Typical applications include portable consumer electronics, IoT sensor nodes, low-power remote controls, automotive body and interior modules, white goods and appliance control boards, and small motor control. Designers typically pair the MCU with a low-quiescent LDO (e.g., MCP1700) and a low-power sensor (e.g., MCP9808) for battery-powered data logging.
When designing with this part, ensure decoupling is placed within 5 mm of each supply pin and that the exposed pad is soldered to a continuous ground copper pour for thermal dissipation. The internal 16 MHz HFINTOSC is factory-calibrated to ±1% but drifts with temperature; a crystal or external oscillator is recommended for UART communication at high baud rates.
This page synthesizes distributor pricing, drop-in same-package alternatives drawn from the same PIC16(L)F151x family, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho PIC16LF1519-E/MV — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC16LF1519-E/MV (cùng hình factor và footprint) — khác nhau ở Package, Core Architecture, I/O Pins, Operating Temperature, ADC.
PIC16F1519-E/MV
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Xem tài liệu →PIC16LF1519-E/MV Tỷ lệ tối đa & tính chất điện
| Family | PIC® XLP™ 16F |
| Core | 8-bit PIC enhanced mid-range |
| Program Memory (Flash) | 28 KB (16K x 14) |
| RAM | 1024 bytes |
| Maximum CPU Speed | 20 MHz |
| Supply Voltage (VDD) | 2.5 V to 3.6 V |
| I/O Pins | 18 |
| Hộp | 40-UQFN (5x5 mm) with exposed pad |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40 °C to +125 °C (Extended / Automotive) |
| Low-Power Technology | nanoWatt XLP™ |
| ROM Type | Flash |
| Trạng thái RoHS | Compliant (Lead-Free) |
| Lead-Free / Halogen-Free | Lead-Free per Verified Web Data |
Cấu hình chân PIC16LF1519-E/MV
| Chân 1 | RA5 — Bidirectional I/O pin / analog input |
| Chân 2 | RA4 — Bidirectional I/O pin / analog input |
| Chân 3 | RA3 — Bidirectional I/O pin / analog input / MCLR |
| Chân 4 | RC5 — Bidirectional I/O pin |
| Chân 5 | RC4 — Bidirectional I/O pin |
| Chân 6 | RC3 — Bidirectional I/O pin / analog input |
| Chân 7 | RC2 — Bidirectional I/O pin / analog input |
| Chân 8 | RC1 — Bidirectional I/O pin / analog input |
| Chân 9 | RC0 — Bidirectional I/O pin / analog input |
| Chân 10 | RA2 — Bidirectional I/O pin / analog input |
| Chân 11 | RA1 — Bidirectional I/O pin / analog input |
| Chân 12 | RA0 — Bidirectional I/O pin / analog input |
| Chân 13 | VDD — Positive supply voltage |
| Chân 14 | VSS — Ground reference |
| Chân 15 | RA7 — Bidirectional I/O pin / analog input |
| Chân 16 | RA6 — Bidirectional I/O pin / analog input |
| Chân 17 | RC7 — Bidirectional I/O pin |
| Chân 18 | RC6 — Bidirectional I/O pin |
| Chân 19 | RB7 — Bidirectional I/O pin / analog input |
| Chân 20 | RB6 — Bidirectional I/O pin / analog input |
| Chân 21 | RB5 — Bidirectional I/O pin / analog input |
| Chân 22 | RB4 — Bidirectional I/O pin / analog input |
| Chân 23 | RB3 — Bidirectional I/O pin / analog input |
| Chân 24 | RB2 — Bidirectional I/O pin / analog input |
| Chân 25 | RB1 — Bidirectional I/O pin / analog input |
| Chân 26 | RB0 — Bidirectional I/O pin / analog input |
| Chân 27 | RD7 — Bidirectional I/O pin |
| Chân 28 | RD6 — Bidirectional I/O pin |
| Chân 29 | RD5 — Bidirectional I/O pin |
| Chân 30 | RD4 — Bidirectional I/O pin |
| Chân 31 | RD3 — Bidirectional I/O pin |
| Chân 32 | RD2 — Bidirectional I/O pin |
| Chân 33 | RD1 — Bidirectional I/O pin |
| Chân 34 | RD0 — Bidirectional I/O pin |
| Chân 35 | RE3 — Bidirectional I/O pin |
| Chân 36 | RE2 — Bidirectional I/O pin |
| Chân 37 | RE1 — Bidirectional I/O pin |
| Chân 38 | RE0 — Bidirectional I/O pin |
| Chân 39 | VSS — Ground reference (duplicate) |
| Chân 40 | VDD — Positive supply voltage (duplicate) |
Ứng dụng tiêu biểu
PIC16LF1519-E/MV phù hợp cho 6 Áp dụngs: Battery-Powered IoT Sensor Node, Automotive Interior Control Module, Low-Power Remote Control / Key Fob, White Goods and Appliance Control, Small DC Motor and Fan Controller, Portable Medical Monitoring Accessory.
Battery-Powered IoT Sensor Node
The PIC16LF1519-E/MV's nanoWatt XLP technology delivers sub-1 µA sleep current, enabling multi-year battery life in wireless sensor nodes. With 28 KB Flash and 1024 B RAM, the MCU can hold a full sensor-fusion stack while driving an SPI-connected radio such as the MRF24J40. The 2.5V-3.6V supply range aligns with single-cell lithium or 2xAA battery chemistries without a boost converter. Typical runtime at 1% duty cycle exceeds 5 years on 2xAA. Pair with the MCP9808 temperature sensor and MCP1700 LDO.
Được đề xuất
Automotive Interior Control Module
The PIC16LF1519-E/MV's -40 °C to +125 °C extended temperature grade and 18 I/O pins suit interior lighting, seat-position controllers, and HVAC damper drivers. The 10-bit ADC reads potentiometers and thermistors, while the EUSART and MSSP peripherals handle LIN bus and LED matrix updates. The 28 KB Flash allows storage of multi-channel LED fade curves and diagnostic routines. Pair with the MCP2515 CAN controller or ATA663231 LIN transceiver for in-vehicle networking.
Được đề xuất
Low-Power Remote Control / Key Fob
The PIC16LF1519-E/MV is ideal for handheld remote controls thanks to nanoWatt sleep currents below 1 µA and a wake-on-pin-change capability that preserves battery life between button presses. The 18 I/O pins support matrix-scanned keypads up to 4x4, while the MSSP peripheral drives an SPI-connected RF transmitter such as the nRF24L01. Typical CR2032 coin-cell runtime exceeds 3 years at 50 daily button events.
Được đề xuất
White Goods and Appliance Control
The PIC16LF1519-E/MV provides 28 KB of Flash for storing appliance firmware, multiple timer channels for motor control (PWM, input capture), and a 10-bit ADC for temperature and current sensing. The 18 I/O pins drive relays, triacs, and seven-segment displays in washing machines, dishwashers, and microwave ovens. Pair with the MCP1416 gate driver for MOSFET-based motor switching and the MCP9700 thermistor for over-temperature protection.
Được đề xuất
Small DC Motor and Fan Controller
The PIC16LF1519-E/MV's Enhanced PWM module generates complementary PWM outputs with programmable dead-band, ideal for brushed DC and BLDC motor control up to 28 KB Flash for state-machine firmware. The 10-bit ADC reads back-EMF or shunt current for closed-loop speed control. The 40-UQFN exposed-pad package keeps the die cool at sustained PWM duty cycles. Pair with the MCP1416 gate driver and Hall-effect sensors such as the ATS344.
Được đề xuất
Portable Medical Monitoring Accessory
The PIC16LF1519-E/MV's low-power architecture and 28 KB Flash are well-suited for battery-powered medical accessories such as pulse-oximeter dongles and wearable thermometers. The 10-bit ADC reads sensor signals while the MSSP peripheral streams data over BLE via an attached RN4871 module. nanoWatt sleep ensures multi-day runtime between charges. Pair with the MCP9808 medical-grade temperature sensor and MCP1700 LDO for regulatory-friendly power design.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16LF1519-E/MV — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC16F1519-E/MV | PIC16LF1519-I/MV | PIC16LF1519T-I/MV | PIC16F1519-I/MV |
|---|---|---|---|---|---|
| Package | 40-UQFN (5x5) with EP | 40-UQFN (5x5) - same | 40-UQFN (5x5) - same | 40-UQFN (5x5) - same | 40-UQFN (5x5) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 28 KB | 28 KB | 28 KB | 28 KB | 28 KB |
| RAM | 1024 B | 1024 B | 1024 B | 1024 B | 1024 B |
| Supply Voltage Range | 2.5 V to 3.6 V | 2.3 V to 5.5 V | 2.5 V to 3.6 V | 2.5 V to 3.6 V | 2.3 V to 5.5 V |
| Operating Temperature | -40 °C to +125 °C (E) | -40 °C to +125 °C (E) | -40 °C to +85 °C (I) | -40 °C to +85 °C (I) | -40 °C to +85 °C (I) |
| Maximum CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| I/O Pins | 18 | 18 | 18 | 18 | 18 |
| Low-Power Technology | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP |
| Packaging Form | Tray / cut-tape | Tray / cut-tape | Tray / cut-tape | Tape & Reel (T suffix) | Tray / cut-tape |
Bảo phân biệt quan trọng
- nanoWatt XLP low-power architecture with sub-µA sleep current (vsPIC16F1519-I/MV (5V variant))
- Extended automotive temperature grade (-40 °C to +125 °C) (vsPIC16LF1519-I/MV (industrial grade))
- Compact 5x5 mm 40-UQFN footprint with exposed thermal pad (vsPIC16LF1518-I/ML (44-pin QFN 8x8 mm))
Ghi chú thiết kế
The 40-UQFN (5x5) package has an exposed thermal pad on the underside that MUST be soldered to a continuous ground copper pour with thermal relief spokes. Failing to solder the EP creates a floating ground reference that causes erratic ADC readings, brown-out resets under load, and thermal runaway at elevated ambient temperatures. Place at least 6 thermal vias under the EP to a ground plane on the opposite PCB layer. Microchip AN2077 covers UQFN PCB layout best practices in detail.
Place 100 nF X7R decoupling capacitors within 5 mm of every VDD pin (pin 13 and pin 40 on this package), with the via stub to ground kept short. For low-power sleep-current-critical designs, also place a 10 µF X5R bulk capacitor on the MCU supply rail to handle the inrush when waking from sleep with active peripherals. The 2.5V-3.6V VDD range allows direct connection to a 1-cell Li-ion battery through an LDO. Microchip AN2335 provides nanoWatt XLP firmware tips to reach sub-µA sleep.
For analog readings on the 10-bit ADC, route analog signals away from digital switching traces. Use a guard ring around the analog input pins connected to analog ground (AGND) which ties back to a single point on the MCU ground pin. The MSSP peripheral pins (SDA/SCL or SCK/SDI) can inject switching noise into adjacent analog channels; add 4.7 kΩ pull-ups on I²C lines but keep I²C traces short. Microchip TB3065 covers ADC averaging techniques for noisy environments.
Thông tin tuân thủ
RoHS compliant (Lead-Free) per Verified Web Data distributor listings. E temperature grade (Extended, -40C to +125C) supports automotive interiors but is not AEC-Q100 qualified.
