PIC16LF1526-E/PT - 8-Bit MCU 14KB Flash 64-TQFP | Microchip
Артикул: PIC16LF1526-E/PT ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $6.1 | $6,10 |
| 10 | $5.49 | $54,90 |
| 100 | $4.85 | $485,00 |
| 500 | $4.32 | $2.160,00 |
| 1.000 | $3.8 | $3.800,00 |
PIC16LF1526-E/PT Обзор
Background Knowledge: An 8-bit microcontroller (MCU) is a small computer-on-a-chip built around an 8-bit data bus and a RISC or CISC CPU core. The PIC16 family from Microchip uses a modified Harvard RISC architecture that executes one instruction per cycle (200 ns at 20 MHz) and is positioned in the hierarchy as: MCU -> microcontroller -> embedded processor -> semiconductor. The 'LF' suffix denotes the low-voltage variant (1.8V-3.6V) of the F-series, and the family is known for its nanoWatt XLP extreme-low-power technology aimed at battery-powered and energy-harvesting applications.
Key features include a 20 MHz maximum CPU clock, 10-bit ADC with multiple channels, 10x CCP (Capture/Compare/PWM) modules, 2x SPI, 2x I2C (Master mode), and 2x EUSART peripherals. The device integrates nanoWatt XLP sleep modes for sub-microamp standby current, integrated debug support (no debug header required), and ICSP (In-Circuit Serial Programming) for field updates.
The PIC16LF1526 uses Microchip's enhanced mid-range core with a 14-bit instruction word, providing a single-cycle hardware multiplier, interrupt context save/restore on stack, and 31-level hardware stack. Memory-mapped peripherals share a unified bus, and the device supports PICkit 3, MPLAB ICD 3, and MPLAB X IDE development tools.
Typical applications include low-power sensor nodes, battery-powered IoT endpoints, consumer appliances with capacitive touch UIs, industrial control panels, and USB HID/CDC interfaces. The wide operating voltage (1.8V-3.6V) and low sleep current make it ideal for products powered by coin-cell or 2xAA batteries where months-to-years of battery life are required.
When designing with this MCU, mind the absolute maximum VDD of 3.6V (the LF variant); connecting a 5V rail will permanently damage the part. Use decoupling caps of 100 nF + 1 uF per VDD pin, and place the ICSPCLK/ICSPDAT traces away from high-frequency switching signals to avoid debug lockups.
This page synthesizes distributor pricing, drop-in PIC16 family alternatives, and practical design notes not found in the manufacturer datasheet.
Аналоги без доработки для PIC16LF1526-E/PT — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с PIC16LF1526-E/PT (тот же форм-фактор и посадочное место) — отличается по Operating Temperature, Package, ADC, Core Architecture, I/O Pins.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
PIC16LF1526-I/PT
✅ Прямая замена✓ В наличии
$1.74 / шт.
Открыть даташит →PIC16LF1527-I/PT
✅ Прямая замена✓ В наличии
$2.27 / шт.
Открыть даташит →PIC16F1526-E/PT
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$1.42 / шт.
Открыть даташит →PIC16LF1519-I/P
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$1.99 / шт.
Открыть даташит →PIC16LF1526-E/MR
✅ Прямая замена✓ В наличии
$1.06 / шт.
Открыть даташит →PIC16LF1526-E/PT Максимальные параметры и электрические характеристики
| Core | PIC16 enhanced mid-range 8-bit RISC |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| RAM | 768 bytes |
| Maximum CPU Frequency | 20 MHz |
| Operating Voltage (VDD) | 1.8 V to 3.6 V |
| ADC | 10-bit |
| CCP Modules | 10 |
| SPI | 2 |
| I2C (Master) | 2 |
| EUSART | 2 |
| Корпус | 64-TQFP (10x10 mm) |
| Число выводов | 64 |
| Тип монтажа | Surface Mount |
| Рабочая температура | -40C to +125C (E suffix) |
| Instruction Set | 14-bit PIC16 enhanced mid-range |
| Low-Power Technology | nanoWatt XLP |
| Debug Support | Integrated, no debug header required (PICkit 3 / MPLAB ICD 3) |
| Programming Interface | ICSP (In-Circuit Serial Programming) |
| Статус RoHS | Compliant |
Конфигурация выводов PIC16LF1526-E/PT
| Контакт 1 | RA0/AN0 — Digital I/O / Analog input channel 0 |
| Контакт 2 | RA1/AN1 — Digital I/O / Analog input channel 1 |
| Контакт 3 | RA2/AN2 — Digital I/O / Analog input channel 2 |
| Контакт 4 | RA3/AN3 — Digital I/O / Analog input channel 3 |
| Контакт 5 | RA4/AN4 — Digital I/O / Analog input channel 4 |
| Контакт 6 | RA5/AN5 — Digital I/O / Analog input channel 5 |
| Контакт 7 | VSS — Ground reference |
| Контакт 8 | VDD — Positive supply (1.8V-3.6V) |
| Контакт 9 | RA6/OSC2 — Digital I/O / Crystal oscillator output |
| Контакт 10 | RA7/OSC1 — Digital I/O / Crystal oscillator input |
| Контакт 11 | RB0/AN8 — Digital I/O / Analog input channel 8 / Interrupt-on-change |
| Контакт 12 | RB1/AN9 — Digital I/O / Analog input channel 9 |
| Контакт 13 | RB2/AN10 — Digital I/O / Analog input channel 10 |
| Контакт 14 | RB3/AN11 — Digital I/O / Analog input channel 11 |
| Контакт 15 | RB4/AN12 — Digital I/O / Analog input channel 12 |
| Контакт 16 | RB5/AN13 — Digital I/O / Analog input channel 13 |
| Контакт 17 | RB6/ICSPCLK — Digital I/O / ICSP clock (programming/debug) |
| Контакт 18 | RB7/ICSPDAT — Digital I/O / ICSP data (programming/debug) |
| Контакт 19 | VDD — Positive supply (1.8V-3.6V) |
| Контакт 20 | VSS — Ground reference |
| Контакт 21 | RC0 — Digital I/O |
| Контакт 22 | RC1 — Digital I/O |
| Контакт 23 | RC2 — Digital I/O |
| Контакт 24 | RC3 — Digital I/O |
| Контакт 25 | RC4 — Digital I/O |
| Контакт 26 | RC5 — Digital I/O |
| Контакт 27 | RC6 — Digital I/O |
| Контакт 28 | RC7 — Digital I/O |
| Контакт 29 | RE0 — Digital I/O (port E) |
| Контакт 30 | RE1 — Digital I/O (port E) |
| Контакт 31 | VSS — Ground reference |
| Контакт 32 | VDD — Positive supply (1.8V-3.6V) |
| Контакт 33 | RD0 — Digital I/O (port D) |
| Контакт 34 | RD1 — Digital I/O (port D) |
| Контакт 35 | RD2 — Digital I/O (port D) |
| Контакт 36 | RD3 — Digital I/O (port D) |
| Контакт 37 | RD4 — Digital I/O (port D) |
| Контакт 38 | RD5 — Digital I/O (port D) |
| Контакт 39 | RD6 — Digital I/O (port D) |
| Контакт 40 | RD7 — Digital I/O (port D) |
| Контакт 41 | RF0 — Digital I/O (port F) |
| Контакт 42 | RF1 — Digital I/O (port F) |
| Контакт 43 | VSS — Ground reference |
| Контакт 44 | VDD — Positive supply (1.8V-3.6V) |
| Контакт 45 | RG0 — Digital I/O (port G) |
| Контакт 46 | RG1 — Digital I/O (port G) |
| Контакт 47 | RG2 — Digital I/O (port G) |
| Контакт 48 | RG3 — Digital I/O (port G) |
| Контакт 49 | RG4 — Digital I/O (port G) |
| Контакт 50 | RF2 — Digital I/O (port F) |
| Контакт 51 | RF3 — Digital I/O (port F) |
| Контакт 52 | RF4 — Digital I/O (port F) |
| Контакт 53 | RF5 — Digital I/O (port F) |
| Контакт 54 | RF6 — Digital I/O (port F) |
| Контакт 55 | RF7 — Digital I/O (port F) |
| Контакт 56 | RH0 — Digital I/O (port H) |
| Контакт 57 | RH1 — Digital I/O (port H) |
| Контакт 58 | RH2 — Digital I/O (port H) |
| Контакт 59 | RH3 — Digital I/O (port H) |
| Контакт 60 | RH4 — Digital I/O (port H) |
| Контакт 61 | RH5 — Digital I/O (port H) |
| Контакт 62 | RH6 — Digital I/O (port H) |
| Контакт 63 | RH7 — Digital I/O (port H) |
| Контакт 64 | MCLR/VPP — Master Clear reset input / Programming voltage |
Типичное применение
PIC16LF1526-E/PT подходит для 6 применениеs: Battery-Powered IoT Sensor Nodes, Consumer Appliance Control Panels, Capacitive Touch User Interfaces, Industrial Sensor Transmitters, USB HID / CDC Device Interfaces, Automotive Body Control Modules.
Battery-Powered IoT Sensor Nodes
The PIC16LF1526-E/PT is a strong fit for battery-powered IoT sensor nodes because its nanoWatt XLP technology delivers deep-sleep currents below 1 uA, and its 1.8V-3.6V VDD range directly accepts 2xAA or coin-cell batteries without a regulator. The 14 KB Flash is enough for sensor-fusion or Modbus firmware, while the integrated 10-bit ADC handles temperature, humidity, or analog sensor inputs without external converters. Compared to a 32-bit MCU, the 8-bit PIC16 core draws far less idle power, extending battery life to multi-year levels. Use deep sleep between sensor reads and wake on timer or external interrupt for maximum efficiency.
Рекомендуется
Consumer Appliance Control Panels
The PIC16LF1526-E/PT is well-suited for consumer appliance control panels where cost and reliability matter more than raw compute. The 10 CCP modules drive PWM outputs for LED backlights, buzzers, or motor control loops, while 2x EUSART and 2x SPI easily connect to Wi-Fi/BLE modules and display drivers. The 64-TQFP package has generous I/O headroom (54 I/O pins) for keypad scanning, segment-LCD driving, and indicator LEDs. The -40C to +125C extended temperature range (E suffix) handles the thermal envelope inside dishwashers, ovens, and refrigerators without derating.
Рекомендуется
Capacitive Touch User Interfaces
The PIC16LF1526-E/PT provides the integrated peripherals required for capacitive touch UIs: a fast 10-bit ADC for charge-time measurement, 10 CCP/PWM channels for haptic feedback or LED dimming, and 2x EUSART/SPI to drive companion touch controllers. The 14 KB Flash comfortably holds Microchip's mTouch reference firmware for 8-16 buttons. Low-power XLP modes let the MCU sleep between touches, drawing microamps - critical for battery-powered remote controls. The extended -40C to +125C operating range ensures consistent touch performance across cold garages and hot stovetops.
Рекомендуется
Industrial Sensor Transmitters
The PIC16LF1526-E/PT is ideal for 4-20 mA or HART-protocol sensor transmitters because its 10-bit ADC reads bridge pressure sensors or RTD inputs directly, and the 2x EUSART modules implement HART modems with external modulators. The 64-TQFP industrial-temp grade (E suffix) handles -40C to +125C factory-floor environments. NanoWatt XLP modes enable loop-powered designs where the entire transmitter draws <3.5 mA from the 4-20 mA loop. The 14 KB Flash is plenty for linearization, calibration, and HART state-machine code.
Рекомендуется
USB HID / CDC Device Interfaces
The PIC16LF1526-E/PT handles USB HID keyboard, mouse, or CDC virtual-COM-port applications when paired with an external USB-to-serial bridge or low-speed USB transceiver; the 2x EUSART modules talk to MCP2200 or CH340 bridges. The integrated debug support (no debug header required) simplifies firmware bring-up, while the 14 KB Flash stores HID report tables and command parsers. For HID-class devices, the LF1526's low sleep current (<1 uA) extends AAA-battery keyboard life to over a year. Designers can add a PIC16F1455 for native USB at the cost of losing peripherals.
Рекомендуется
Automotive Body Control Modules
The PIC16LF1526-E/PT's -40C to +125C extended operating range qualifies it for under-hood and cabin body-control applications such as window lifters, mirror controllers, or HVAC actuators. The 10 CCP/PWM channels drive H-bridge MOSFETs directly, while the 2x SPI ports connect to CAN transceivers (via external MCP2515) or LIN interfaces. The wide 1.8V-3.6V VDD lets it run directly from a regulated 3.3V automotive rail. For AEC-Q100 qualified variants, the PIC16F1526-E/PT automotive-grade equivalent is recommended; the LF1526-E is suitable for non-safety body-control subsystems where extended temp is sufficient.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для PIC16LF1526-E/PT — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | PIC16LF1526-I/PT | PIC16LF1527-I/PT | PIC16F1526-E/PT | PIC16LF1526-E/MR |
|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-QFN (MR) - same die, different footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Operating Voltage (VDD) | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 2.3V to 5.5V | 1.8V to 3.6V |
| Flash Memory | 14 KB | 14 KB | 28 KB | 14 KB | 14 KB |
| RAM | 768 B | 768 B | 1536 B | 768 B | 768 B |
| CPU Frequency | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) |
| Pin Count | 64 | 64 | 64 | 64 | 64 |
| ADC Resolution | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
Ключевые отличия
- Extended -40C to +125C operating temperature (против PIC16LF1526-I/PT)
- Low-voltage nanoWatt XLP technology at 1.8V minimum (против PIC16F1526-E/PT)
- Drop-in compatible memory upgrade path within same package (против PIC16LF1527-I/PT)
Заметки по проектированию
Decouple every VDD pin (8, 19, 32, 44) with a 100 nF X7R ceramic capacitor placed within 3 mm of the pin, plus one bulk 1 uF to 10 uF capacitor on the main supply rail. The PIC16LF1526-E/PT has nanoWatt XLP sleep modes with currents below 1 uA only when VDD is stable and clean - any ripple above 50 mVpp on VDD can disrupt the WDT or BOR circuits and cause spurious wakeups. For battery applications, use an MCP1700 LDO with <1.6 uA quiescent current to regulate 2xAA into a clean 3.3V rail.
Route the ICSP clock (pin 17, RB6/ICSPCLK) and ICSP data (pin 18, RB7/ICSPDAT) as short, parallel traces with a ground guard on either side, away from switching nodes. Add 4.7 kohm pull-ups on both ICSP lines if the application is hot-pluggable. The 64-TQFP package has a 0.5 mm pitch - use 0.15 mm trace/space rules and a 4-layer PCB with continuous ground plane beneath the device to ensure reliable reflow and low EMI. Keep the exposed thermal pad (if present on the package variant) soldered to a 5x5 mm copper pour on the top layer.
Do NOT apply 5V to the PIC16LF1526-E/PT VDD pins - the absolute maximum is 3.6V and 5V will permanently damage the device. For 5V systems, choose the PIC16F1526 variant instead. Also note that configuration words must be programmed for the correct oscillator mode (e.g., HS for >8 MHz crystal, XT for 1-4 MHz); leaving the default EXTRC with no crystal causes the MCU to run from the internal oscillator at 4 MHz which may surprise code calibrated for 20 MHz operation. Finally, clear the GIE bit before entering sleep if interrupt-driven wakeup is not implemented, otherwise an unhandled interrupt will immediately wake the part.
Информация о соответствии
RoHS compliant per Microchip product page. PIC16LF1526-E/PT is the extended-temp grade but is NOT AEC-Q100 qualified - for automotive safety applications, use the AEC-Q100 qualified PIC16F1526-E/PT automotive variant or contact Microchip for the Q-grade equivalent.
