PIC16LF15356-I/MV - 32MHz 8-bit MCU 28KB Flash UQFN-28
N.º de pieza: PIC16LF15356-I/MV ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $2.45 | $2,45 |
| 10 | $2.2 | $22,00 |
| 100 | $1.95 | $195,00 |
| 500 | $1.72 | $860,00 |
| 1.000 | $1.5 | $1.500,00 |
PIC16LF15356-I/MV Descripción general
A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash), working memory (RAM), and a rich set of on-chip peripherals. PIC microcontrollers from Microchip Technology use a modified Harvard RISC architecture with separate program and data buses, executing one instruction per clock cycle (except branches) to deliver deterministic throughput. The PIC16 family represents the mainstream 8-bit tier between baseline PIC10/12 and enhanced PIC18/dsPIC33 parts.
Key differentiating features of the PIC16LF15356 include four Configurable Logic Cells (CLC), four Complementary Waveform Generators (CWG), two EUSART (Enhanced USART) modules, SPI and I2C peripherals, multiple PWMs, a 5-bit DAC, comparators, and a 10-bit ADC with computation. The XLP technology enables sleep currents below 50 nA typical, making it ideal for IoT sensor nodes, wearables, and remote controls. The integrated 32MHz high-speed oscillator and the 32kHz low-power oscillator allow flexible clocking for active and sleep modes.
The PIC16LF15356 architecture pairs a 14-bit instruction word with a deep peripheral integration that supports Core Independent Peripherals (CIPs) - blocks that operate without CPU intervention for tasks such as signal generation, waveform measurement, and sensor front-end. Memory Access Partition (MAP) and Device Information Area (DIA) simplify bootloader and serialization workflows, while the integrated temperature sensor and Peripheral Pin Select (PPS) reduce external component count and BOM cost.
Typical applications include low-power IoT edge nodes, sensor hubs, home automation controllers, battery-powered HVAC sensors, LED lighting control, and human-machine interface (HMI) panels. The combination of small footprint, low quiescent current, and rich analog/digital peripherals makes it well suited to consumer products where board area and battery life dominate design trade-offs.
When designing with the PIC16LF15356-I/MV, ensure decoupling capacitors are placed within 3 mm of each VDD/VSS pair, and that the exposed thermal pad is soldered to the ground plane for thermal and electrical continuity. PPS reassignments must be configured before enabling peripherals to avoid spurious I/O activity during initialization.
This page synthesizes pricing from multiple authorized distributors, lists of verified drop-in same-package alternatives within the PIC16LF153xx family, and practical design notes that complement the manufacturer datasheet for procurement and engineering decisions.
Alternativas directas para PIC16LF15356-I/MV — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con PIC16LF15356-I/MV (mismo factor de forma y huella) — difiere en Package, Program Memory (Flash), ADC, DAC, MSL Level.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC16LF15355-I/MV
✅ Sustitución directa✓ En stock
$1.05 / unidad
Ver hoja de datos →PIC16F15356-I/MV
✅ Sustitución directa✓ En stock
$1.18 / unidad
Ver hoja de datos →PIC16LF15354-I/MV
✅ Sustitución directa✓ En stock
$0.89 / unidad
Ver hoja de datos →PIC16LF15345-I/MV
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC16LF1503-I/MV
✅ Sustitución directa✓ En stock
$0.52 / unidad
Ver hoja de datos →PIC16LF15356-I/MV Valores máximos y características eléctricas
| Core | PIC16 8-bit RISC |
| Instruction Set Architecture | 14-bit instruction word, modified Harvard |
| Program Memory (Flash) | 28 KB (16K x 14 words) |
| SRAM | 2 KB |
| Maximum CPU Frequency | 32 MHz |
| Operating Voltage Range | 1.8 V to 3.6 V (LF variant) |
| Encapsulado | 28-UQFN (4x4 mm) |
| Tipo de montaje | Surface Mount |
| Temperatura de funcionamiento | -40 C to +85 C (Industrial grade) |
| ADC | 10-bit with computation |
| DAC | 5-bit |
| Comparators | Yes |
| PWM Channels | 4 |
| Complementary Waveform Generators (CWG) | 4 |
| Configurable Logic Cells (CLC) | 4 |
| Communication | 2x EUSART, SPI, I2C |
| eXtreme Low-Power (XLP) | Yes (LF variant) |
| Estado RoHS | Compliant |
Configuración de pines de PIC16LF15356-I/MV
| Pin 1 | RA0 — I/O / AN0 / C1IN0+ (analog input, comparator input) |
| Pin 2 | RA1 — I/O / AN1 / C1IN0- / VREF+ |
| Pin 3 | RA2 — I/O / AN2 / DAC1OUT1 |
| Pin 4 | RA3 — I/O / AN3 / VREF- |
| Pin 5 | RA4 — I/O / AN4 / T0CKI |
| Pin 6 | RA5 — I/O / AN5 / C1OUT |
| Pin 7 | VSS — Ground |
| Pin 8 | RA7 — I/O / OSC1 |
| Pin 9 | RA6 — I/O / OSC2 / CLKR |
| Pin 10 | RC0 — I/O / AN8 / SCL1 |
| Pin 11 | RC1 — I/O / AN9 / SDA1 |
| Pin 12 | RC2 — I/O / AN10 |
| Pin 13 | RC3 — I/O / AN11 / SCL2 |
| Pin 14 | RC4 — I/O / AN12 / SDA2 |
| Pin 15 | RC5 — I/O / AN13 / SDO1 |
| Pin 16 | RC6 — I/O / AN14 / TX1/CK1 |
| Pin 17 | RC7 — I/O / AN15 / RX1/DT1 |
| Pin 18 | RB0 — I/O / INT / CCP1 |
| Pin 19 | RB1 — I/O / AN6 / CWG1IN |
| Pin 20 | RB2 — I/O / AN7 |
| Pin 21 | RB3 — I/O / CWG2IN |
| Pin 22 | RB4 — I/O / CWG3IN |
| Pin 23 | RB5 — I/O / CWG4IN |
| Pin 24 | RB6 — I/O / ICSPCLK |
| Pin 25 | RB7 — I/O / ICSPDAT |
| Pin 26 | VDD — Positive supply voltage |
| Pin 27 | VSS — Ground |
| Pin 28 | VPP/MCLR — Programming voltage / Master Clear (reset, active low) |
Aplicaciones típicas
PIC16LF15356-I/MV es adecuado para 6 aplicacións: Battery-Powered IoT Sensor Node, Home Automation Sensor Hub, Wearable Health Monitor, Remote Control / HMI Panel, Smart LED Lighting Controller, Industrial Sensor Module (Low-Voltage).
Battery-Powered IoT Sensor Node
The PIC16LF15356-I/MV is purpose-built for battery-powered IoT sensor nodes where sub-50 nA sleep current and integrated peripherals minimize average power draw. The LF silicon supports 1.8 V minimum VDD, enabling direct connection to single-cell lithium or two-cell alkaline batteries without boost converters. The 28 KB Flash accommodates BLE HCI pass-through or LoRaWAN driver stacks, while 2 KB SRAM buffers sensor data during RF transmission windows. Engineers can leave the CPU in sleep while CLC and CWG handle sensor timing, reducing wake events by 80% versus polled architectures.
Recomendado
Home Automation Sensor Hub
For multi-sensor home automation hubs (temperature, humidity, motion, ambient light), the PIC16LF15356-I/MV integrates a 10-bit ADC, 5-bit DAC, comparator, and four CLC blocks to consolidate signal conditioning on-chip. The Peripheral Pin Select (PPS) feature lets designers remap UART, SPI, and I2C to any I/O pin, simplifying PCB routing for compact hubs. With 32 MHz operation and four PWM channels, the same MCU can drive LED status indicators or small haptic feedback. The 1.8 V to 3.6 V range supports direct coin-cell operation, extending service life beyond five years typical.
Recomendado
Wearable Health Monitor
Wearables such as fitness bands and continuous glucose monitors benefit from the PIC16LF15356-I/MV's XLP technology and small UQFN-28 (4x4 mm) footprint. The integrated 10-bit ADC with computation offloads heart-rate or SpO2 signal processing, while CWG generates precise LED drive waveforms for optical sensors without CPU intervention. With 32 KB Flash divided between application code and OTA bootloader (MAP feature), the MCU supports field firmware updates critical for medical devices. The 1.8 V operation enables direct Li-ion battery use without boost circuitry.
Recomendado
Remote Control / HMI Panel
Remote controls and small HMI panels leverage the PIC16LF15356-I/MV's four PWM channels for backlight control, two EUSART for IR and debug, and the 32 MHz performance for responsive UI updates. The CLC blocks can decode IR protocols entirely in hardware, reducing wake events from periodic carrier sampling and extending battery life on coin-cell-powered remotes. The 5-bit DAC drives a small audio feedback transducer or contrast voltage for non-backlit LCDs. PPS simplifies PCB routing for irregular panel geometries.
Recomendado
Smart LED Lighting Controller
Smart LED drivers for tunable white and RGBW fixtures use the PIC16LF15356-I/MV's four PWM channels for individual LED dimming and four CWG blocks for high-side/low-side complementary drive. The 32 MHz CPU and integrated op-amp (where available in family variants) handle constant-current feedback loops. BLE or Zigbee modules attach via EUSART, while onboard temperature sensor compensates LED thermal derating. The 1.8 V to 3.6 V range supports both 3.3 V system rails and direct 2x AA battery packs.
Recomendado
Industrial Sensor Module (Low-Voltage)
In factory-automation modules, the PIC16LF15356-I/MV serves as the local controller when the host PLC operates at 3.3 V logic and the field sensor runs on a 2-cell battery or energy harvester. The 28 KB Flash hosts Modbus RTU or IO-Link device stacks, and the integrated temperature sensor calibrates analog measurements at the module level. EUSART and SPI peripherals provide flexible connectivity to higher-level controllers, while the CLC blocks debounce mechanical switches in hardware to offload the CPU. The 4x4 mm UQFN fits within compact module enclosures.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC16LF15356-I/MV — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC16LF15355-I/MV | PIC16F15356-I/MV | PIC16LF15354-I/MV | PIC16LF15345-I/MV |
|---|---|---|---|---|---|
| Package | UQFN-28 (MV) 4x4 mm | UQFN-28 (MV) 4x4 mm - same | UQFN-28 (MV) 4x4 mm - same | UQFN-28 (MV) 4x4 mm - same | UQFN-28 (MV) 4x4 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 28 KB | 14 KB (-50%) | 28 KB (same) | 7 KB (-75%) | 14 KB (-50%) |
| SRAM | 2 KB | 1 KB (-50%) | 2 KB (same) | 512 B (-75%) | 1 KB (-50%) |
| Operating Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V (same) | 2.3 V to 5.5 V | 1.8 V to 3.6 V (same) | 1.8 V to 3.6 V (same) |
| Maximum CPU Frequency | 32 MHz | 32 MHz (same) | 32 MHz (same) | 32 MHz (same) | 32 MHz (same) |
| XLP / Low-Power Sleep | Yes (LF) | Yes (LF) | No (F variant) | Yes (LF) | Yes (LF) |
| CLC / CWG Blocks | 4 / 4 | 4 / 4 (same) | 4 / 4 (same) | 4 / 4 (same) | Reduced count |
Diferenciadores clave
- Highest memory in PIC16LF153xx UQFN-28 family (frente a PIC16LF15355-I/MV)
- True 1.8 V operation for single-cell battery designs (frente a PIC16F15356-I/MV)
- Four CLC and four CWG for Core Independent Peripherals (frente a PIC16LF1503-I/MV)
Notas de diseño
Estimated: at 32 MHz active mode and 3.3 V VDD, the PIC16LF15356-I/MV draws approximately 4 mA active current. In sleep with LF mode and RTCC running from SOSC, quiescent current drops below 50 nA typical. For battery-life calculations, use the datasheet Figure 35-3 (current vs frequency) curves and add 0.5 uA per enabled peripheral. Decouple VDD with a 100 nF ceramic within 3 mm of the VDD pin and a bulk 4.7 uF tantalum or aluminum-polymer for transient current peaks during Flash programming.
The UQFN-28 (MV) package has a center thermal/exposed pad that must be soldered to a copper pour on the board, tied to VSS for both thermal dissipation and electrical reference. According to Microchip application note AN2091, missing or poorly soldered center pads cause thermal derating and can shift ADC readings by 2-3 LSB due to ground bounce. Place all decoupling capacitors on the same side as the IC, with vias within 0.5 mm of the package pads to minimize lead inductance.
Do not enable peripherals before configuring PPS (Peripheral Pin Select). Spurious I/O toggling during initialization can latch into CMOS inputs and cause unpredictable behavior. Always set the PPSLOCK bit, write PPS assignments, then clear PPSLOCK. Also, the MCLR pin (pin 28 on MV) should be pulled up to VDD via a 10 kohm resistor; floating MCLR causes intermittent resets during EMI events. For ICSP programming, ensure the ICSPDAT and ICSPCLK lines are not loaded by other circuitry.
When the PIC16LF15356-I/MV drives high-speed signals (SPI >8 MHz, PWM >20 kHz with steep edges), series-terminate outputs with 33 ohm resistors placed within 5 mm of the IC pin to dampen reflections on long traces. Keep analog (ADC, comparator) and digital (PWM, communication) traces physically separated on the PCB to minimize digital-noise coupling. Use a ground guard ring around sensitive analog inputs such as AN0/AN1. The on-chip ADC achieves 10-bit accuracy only when source impedance is below 2 kohm - add an external buffer amplifier for high-impedance sensors.
Información de cumplimiento
RoHS and REACH compliance confirmed via Microchip product page. Industrial -40C to +85C temperature grade; not AEC-Q100 qualified - choose automotive-graded PIC16F counterpart or higher-tier PIC18 if needed.
