PIC16LF1509-E/ML - 14KB Flash 8-bit MCU, 20MHz, 20-QFN | Microchip
Артикул: PIC16LF1509-E/ML ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $2.1 | $2,10 |
| 10 | $1.9 | $19,00 |
| 100 | $1.78 | $178,00 |
| 500 | $1.55 | $775,00 |
| 1.000 | $1.4 | $1.400,00 |
PIC16LF1509-E/ML Обзор
An 8-bit microcontroller is a small, self-contained computing core that integrates a CPU, program memory (Flash), data memory (RAM), peripherals, and I/O on a single die. PIC microcontrollers use a RISC-based Harvard architecture, where program and data buses are separate, and most instructions execute in a single clock cycle. The PIC16F1509 family belongs to the broader hierarchy of PIC microcontrollers (PIC10/12/16/18/24/32) -> 8-bit MCUs -> microcontrollers -> embedded processors -> semiconductors. The 'XLP' (eXtreme Low Power) designation marks devices that use Microchip's nanoWatt XLP technology, achieving sub-microamp sleep currents for IoT and battery applications.
Key features include a 10-bit ADC with internal voltage reference, Configurable Logic Cells (CLC) for hardware glue logic without code overhead, a Complementary Waveform Generator (CWG) for motor and lighting control, and a Numerically Controlled Oscillator (NCO) for precision frequency generation. The 20-QFN package achieves a small 4 x 4 mm footprint suitable for space-constrained PCB designs, and supports surface-mount reflow assembly.
The device includes nanoWatt XLP technology with sleep currents typically below 50 nA, an on-chip 16 MHz internal oscillator with ±1% accuracy after calibration, and a wide operating voltage that allows direct connection to single-cell Li-ion, two-cell alkaline, or 3.3 V regulated rails. Enhanced mid-range core features automatic interrupt context saving and a hardware 32 kHz Timer1 oscillator.
Typical applications include low-power IoT sensor nodes, battery-powered consumer electronics, LED lighting controllers using the CWG peripheral, frequency references using the NCO, and compact user-interface controllers in industrial or appliance products. The PIC16LF1509-E/ML is well-suited as a low-cost co-processor or stand-alone MCU in space-constrained designs.
When designing, ensure the ICSP programming header access is preserved on the PCB, the supply rail is decoupled with a 100 nF plus 1 µF combination placed within 5 mm of the VDD pin, and unused I/O pins are configured as outputs low to minimize sleep current. Migration to the pin-compatible PIC16LF1559 or PIC16LF1508 is straightforward within the same family.
This page synthesizes distributor pricing, drop-in alternative listings, and design notes not found in the standalone manufacturer datasheet.
Аналоги без доработки для PIC16LF1509-E/ML — 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 PIC16LF1509-E/ML (тот же форм-фактор и посадочное место) — отличается по Package, Program Memory (Flash), Timers, Operating Temperature, ADC.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
PIC16LF1509-I/ML
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC16LF1559-I/ML
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC16F1509-I/ML
✅ Прямая замена✓ В наличии
$1.02 / шт.
Открыть даташит →PIC16LF1508-I/ML
✅ Прямая замена✓ В наличии
$0.86 / шт.
Открыть даташит →PIC16LF1508-E/ML
✅ Прямая замена✓ В наличии
$1.18 / шт.
Открыть даташит →PIC16LF1509-E/ML Максимальные параметры и электрические характеристики
| Architecture | 8-bit PIC (Enhanced Mid-Range) |
| Core Family | PIC16F XLP |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 512 B |
| Maximum CPU Speed | 20 MHz (20 MIPS) |
| Operating Voltage Range | 1.8 V to 3.6 V |
| Диапазон рабочих температур | -40 °C to +125 °C (E grade) |
| Digital I/O Pins | 18 |
| Корпус | 20-QFN (4 x 4 mm) |
| Тип монтажа | Surface Mount |
| Peripherals | CLC, CWG, NCO, 10-bit ADC |
| Low-Power Technology | nanoWatt XLP |
| Internal Oscillator | 16 MHz HF + 32 kHz LF |
| Programming | ICSP (In-Circuit Serial Programming) |
| Статус RoHS | Compliant |
Конфигурация выводов PIC16LF1509-E/ML
| Контакт 1 | RA5 — Port A bit 5, digital I/O with ICSP data |
| Контакт 2 | RA4 — Port A bit 4, digital I/O |
| Контакт 3 | RA3 — Port A bit 3, digital I/O / MCLR |
| Контакт 4 | RA2 — Port A bit 2, digital I/O |
| Контакт 5 | RA1 — Port A bit 1, digital I/O / ICSPCLK |
| Контакт 6 | RA0 — Port A bit 0, digital I/O |
| Контакт 7 | VSS — Ground reference |
| Контакт 8 | RC0 — Port C bit 0, digital I/O |
| Контакт 9 | RC1 — Port C bit 1, digital I/O |
| Контакт 10 | RC2 — Port C bit 2, digital I/O |
| Контакт 11 | RC3 — Port C bit 3, digital I/O |
| Контакт 12 | RC4 — Port C bit 4, digital I/O |
| Контакт 13 | RC5 — Port C bit 5, digital I/O |
| Контакт 14 | RC6 — Port C bit 6, digital I/O |
| Контакт 15 | RC7 — Port C bit 7, digital I/O |
| Контакт 16 | VSS — Ground reference |
| Контакт 17 | VDD — Positive supply voltage 1.8-3.6 V |
| Контакт 18 | RB7 — Port B bit 7, digital I/O |
| Контакт 19 | RB6 — Port B bit 6, digital I/O |
| Контакт 20 | RB5 — Port B bit 5, digital I/O |
Типичное применение
PIC16LF1509-E/ML подходит для 6 применениеs: Battery-Powered IoT Sensor Node, LED Lighting Controller, Frequency Reference / Clock Generator, Configurable Logic Replacement (CLC Application), Industrial Appliance Control, Compact User Interface / HMI Controller.
Battery-Powered IoT Sensor Node
The PIC16LF1509-E/ML's 1.8-3.6 V operating range and nanoWatt XLP sleep currents (typically below 50 nA per Microchip datasheet) make it ideal for battery-powered wireless sensor nodes. The 14 KB Flash accommodates sensor interface, calibration, and small protocol stacks while the 10-bit ADC handles analog sensor readout. Placement on the PCB: connect a 1.8-3.6 V coin-cell or 2x AA battery, add 100 nF + 1 µF decoupling near VDD, and expose ICSP for firmware updates. Trade-off vs stronger MCUs: simpler architecture uses less power but cannot run advanced stacks like BLE; in such cases add an external radio module.
Рекомендуется
LED Lighting Controller
The PIC16LF1509-E/ML integrates a Complementary Waveform Generator (CWG) peripheral capable of producing complementary PWM outputs with dead-band control, ideal for driving MOSFET half-bridges in LED lighting or small motor drivers. Operating from 1.8-3.6 V suits low-voltage LED strings powered by Li-ion or boost converters. Typical design: 20 MHz internal oscillator provides flicker-free PWM timing, while the 14 KB Flash stores dimming curves and color-mixing profiles. Trade-off: for high-power LED drivers above several amps, the MCU is paired with external gate drivers rather than directly switching the LEDs.
Рекомендуется
Frequency Reference / Clock Generator
The PIC16LF1509-E/ML's Numerically Controlled Oscillator (NCO) peripheral produces precise frequency outputs up to 16 MHz with sub-Hz resolution, suitable as a programmable clock reference, audio tone generator, or IR carrier source. The 20 MHz CPU clock provides deterministic step timing. Typical application: a 38 kHz IR remote carrier generated entirely in hardware without CPU intervention, freeing the MCU for protocol handling. Trade-off: the NCO accuracy tracks the internal oscillator (~1% calibrated), so for telecom-grade frequency references an external TCXO is preferred.
Рекомендуется
Configurable Logic Replacement (CLC Application)
The PIC16LF1509-E/ML's Configurable Logic Cells (CLC) allow on-chip implementation of combinational and sequential logic that traditionally required discrete 74-series gates. Engineers can implement XOR phase detectors, frequency multipliers, or glue-logic between peripherals without code overhead. The 14 KB Flash holds configuration firmware while CLC hardware runs continuously even in sleep mode, drawing nanoWatt XLP currents. Trade-off: CLC configuration has limited complexity (a few gates), so for substantial logic replacement a CPLD is preferred; the CLC here is best for small glue functions.
Рекомендуется
Industrial Appliance Control
The PIC16LF1509-E/ML's -40 to +125 °C E-grade temperature range and 20-QFN 4 x 4 mm footprint suit space-constrained industrial appliance controllers (HVAC, washing machines, coffee machines). The 14 KB Flash accommodates user-interface state machines while the 10-bit ADC reads sensor inputs (temperature, pressure, level). The CWG peripheral can drive TRIAC gate pulses for AC line control. Trade-off: for IEC 60730 functional-safety applications, an additional WDT and self-test firmware is required; this MCU does not include safety-certified peripherals.
Рекомендуется
Compact User Interface / HMI Controller
The PIC16LF1509-E/ML is well-suited as a small HMI co-processor driving LED indicators, button matrices, or simple segment LCDs in consumer electronics. The 18 I/O pins handle 4x4 button matrices and 7-segment displays, while 14 KB Flash stores user-interface state and debounce logic. Its 1.8-3.6 V operation lets it share a rail directly with the host SoC. Trade-off: for graphical TFT displays, this MCU lacks sufficient RAM and processing power; pair it with a larger MCU or dedicated display controller.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для PIC16LF1509-E/ML — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | PIC16LF1509-I/ML | PIC16LF1559-I/ML | PIC16F1509-I/ML | PIC16LF1508-I/ML |
|---|---|---|---|---|---|
| Package | 20-QFN (4x4) | 20-QFN (4x4) - same | 20-QFN (4x4) - same | 20-QFN (4x4) - same | 20-QFN (4x4) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 14 KB | 14 KB | 14 KB | 14 KB | 7 KB |
| Operating Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 5.5 V | 1.8 V to 3.6 V |
| Temperature Grade | -40 to +125 °C (E) | -40 to +85 °C (I) | -40 to +85 °C (I) | -40 to +85 °C (I) | -40 to +85 °C (I) |
| Maximum CPU Speed | 20 MHz / 20 MIPS | 20 MHz | 32 MHz | 20 MHz | 20 MHz |
| CWG Peripheral | Yes | Yes | Yes | Yes | No |
| NCO Peripheral | Yes | Yes | Yes | Yes | Yes |
Ключевые отличия
- Extended -40 to +125 °C industrial temperature grade (против PIC16LF1509-I/ML)
- 1.8-3.6 V low-voltage range vs 1.8-5.5 V standard (против PIC16F1509-I/ML)
- Complementary Waveform Generator (CWG) peripheral included (против PIC16LF1508-I/ML)
Заметки по проектированию
Estimated: at 20 MHz active and 3.3 V VDD, the PIC16LF1509-E/ML typically draws about 4-6 mA from the datasheet typical curves; sleep current with WDT disabled is below 50 nA (nanoWatt XLP). Decouple VDD with a 100 nF ceramic capacitor within 5 mm of the pin and add a 1 µF bulk capacitor on the same rail. For battery operation, switching peripherals off via PMD registers and using the CLC in sleep mode achieves single-digit microamp average current.
Route the ICSP pins (RA0/RA1/RA3) to a programming header even if not used in production firmware - this enables factory programming and field firmware updates. Keep the ICSP clock and data traces short (<50 mm) and away from switching signals. The QFN exposed pad must be soldered to a ground plane with multiple thermal vias for reliable thermal and electrical performance.
Place the decoupling capacitors as close as possible to VDD/VSS pins with wide, short traces. Keep analog ADC inputs away from high-current switching signals; the PIC16LF1509 has a separate AVSS pin available in larger packages - for 20-QFN, use a star-ground topology. Configure unused I/O as outputs-low to minimize sleep current. The internal 16 MHz oscillator accuracy is ±1% calibrated - use the FOSC calibration register if precise timing is required.
Do not exceed 3.6 V on VDD when using the LF variant - the LF part lacks the 5 V tolerance of the F variant and will be damaged. Always configure the MCLR pin as a digital input or disable external reset if unused (via CONFIG register) to prevent spurious resets from noise. The CLC peripheral can lock up if configuration changes occur mid-operation - disable CLC output during reconfiguration. Verify A/D acquisition time meets datasheet minimum (especially when changing channels dynamically).
Информация о соответствии
RoHS compliant per Microchip product page; not AEC-Q100 qualified (use automotive-grade PIC parts); industrial -40 to +125 °C E temperature grade (not full automotive)
