PIC16LF1503-E/MV - 8-bit MCU, 3.5KB Flash, 10-bit ADC | Microchip
N.º da peça: PIC16LF1503-E/MV ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $1.32 | $1,32 |
| 10 | $1.18 | $11,80 |
| 100 | $1.05 | $105,00 |
| 500 | $0.93 | $465,00 |
| 1.000 | $0.84 | $840,00 |
PIC16LF1503-E/MV Visão geral
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and peripheral blocks such as timers, communication interfaces, and analog converters. Microcontrollers sit within the broader category of embedded processors, which descend from microprocessors but add on-chip memory and peripherals for cost-effective deterministic control. The PIC16LF1503 belongs to the PIC16F family, which uses a 14-bit instruction word and a hardware stack optimized for low-power real-time control.
Key features include 12 I/O pins, Configurable Logic Cells (CLC), a Complementary Waveform Generator (CWG), a Numerically Controlled Oscillator (NCO), a 10-bit ADC with computation, and eXtreme Low Power (XLP) technology supporting nanosecond wake-up from sleep. The 20 MHz internal oscillator eliminates external crystals in many designs, reducing both BOM cost and PCB area.
Typical applications include IoT sensor nodes, LED lighting controls, small appliances, wearable devices, and battery-powered instrumentation where the 3.5 KB Flash and 128 B RAM budget is sufficient and minimum board area is critical. The 16-UQFN 3x3 mm package is well suited to space-constrained designs.
Designers should note that the 16-UQFN package has an exposed thermal pad that must be soldered to the PCB ground pour for mechanical reliability and thermal performance, and that the LF-voltage variant restricts supply to 1.8 V - 3.6 V, ruling out direct 5 V operation. Program memory size must be carefully estimated because 3.5 KB is small for protocol stacks such as full BLE.
This page synthesizes distributor pricing, same-family drop-in alternatives in the 16-UQFN package, and practical design notes not found in the manufacturer datasheet alone.
Alternativas drop-in para PIC16LF1503-E/MV — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC16LF1503-E/MV (mesmo formato e footprint) — diferindo em ADC, Package, Operating Temperature, Core, Data RAM.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC16LF1503-I/MV
✅ Drop-In✓ Em estoque
$0.52 / unidade
Ver ficha técnica →PIC16LF1503T-I/MV
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC16LF1503-I/MG
✅ Drop-In✓ Em estoque
$0.85 / unidade
Ver ficha técnica →PIC16LF1503T-E/MV
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
PIC16F1503-I/MV
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC16F1503-E/MV
✅ Drop-In✓ Em estoque
$0.84 / unidade
Ver ficha técnica →PIC16LF1503-E/MV Classificações máximas e características elétricas
| Core Architecture | PIC16 enhanced mid-range 8-bit CPU |
| Instruction Set Width | 14-bit |
| Maximum CPU Speed | 20 MHz |
| Program Memory (Flash) | 3.5 KB (2K x 14) |
| Data RAM | 128 bytes |
| Operating Voltage Range (LF) | 1.8 V to 3.6 V |
| I/O Pins | 12 |
| ADC | 10-bit, with computation |
| Encapsulamento | 16-pin UQFN (3x3 mm) |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | -40C to +125C (Extended, "E") |
| Low-Power Technology | XLP (eXtreme Low Power) |
| Internal Oscillator | Yes, up to 20 MHz |
| On-chip Peripherals | CLC, CWG, NCO, 10-bit ADC, timers |
| Programming Interface | ICSP (In-Circuit Serial Programming) via two pins |
| Status RoHS | Compliant |
Configuração de pinos do PIC16LF1503-E/MV
| Pino 1 | RA5 — GPIO / ICSPDAT |
| Pino 2 | RA4 — GPIO |
| Pino 3 | RA3 — GPIO / MCLR (input only) |
| Pino 4 | RA2 — GPIO / analog input |
| Pino 5 | RA1 — GPIO / analog input / ICSPCLK |
| Pino 6 | RA0 — GPIO / analog input |
| Pino 7 | VSS — Ground reference |
| Pino 8 | RA7 — GPIO / OSC1 |
| Pino 9 | RA6 — GPIO / OSC2 |
| Pino 10 | RC5 — GPIO |
| Pino 11 | RC4 — GPIO |
| Pino 12 | RC3 — GPIO / analog input |
| Pino 13 | RC2 — GPIO / analog input |
| Pino 14 | RC1 — GPIO / analog input |
| Pino 15 | RC0 — GPIO / analog input |
| Pino 16 | VDD — Positive supply (1.8 V to 3.6 V) |
Aplicações típicas
PIC16LF1503-E/MV é adequado para 6 aplicaçãos: Battery-Powered IoT Sensor Node, LED Lighting and Backlight Control, Wearable Fitness and Health Bands, Small Appliance and White-Goods Control, Remote Control and Human-Interface Devices, Automotive Interior and Aftermarket Modules.
Battery-Powered IoT Sensor Node
The PIC16LF1503-E/MV is well-suited to coin-cell or 2x AAA sensor nodes that wake briefly, take a measurement, transmit, and return to sleep. The 1.8 V to 3.6 V supply range matches two alkaline or NiMH cells directly, while XLP technology and the 16-bit nanoWatt XLP sleep current keep average draw below 1 uA in duty-cycled operation. The 10-bit ADC with computation handles temperature, battery voltage, and sensor signal conditioning without an external amplifier; CLC and NCO blocks can implement custom wake-up signalling or PWM-driven IR/LED excitation in hardware without burdening the CPU.
Recomendado
LED Lighting and Backlight Control
The PIC16LF1503-E/MV's Complementary Waveform Generator (CWG) produces complementary PWM outputs with programmable dead-band, ideal for half-bridge LED drivers, RGB strips, and small backlight panels. The CLC lets designers combine PWM edges and fault inputs in hardware, enabling fast over-current shutdown without CPU latency. Running at 20 MHz the 10-bit PWM runs above the human flicker-fusion threshold across the 1.8 V to 3.6 V supply, while the 16-pin UQFN 3x3 mm package fits inside the smallest MR16 or candle-form LED bulbs.
Recomendado
Wearable Fitness and Health Bands
For wristbands and disposable health patches, the PIC16LF1503-E/MV delivers a small 16-pin UQFN footprint that drops into 4-layer flex PCBs while running directly from a 3 V coin cell. The 3.5 KB Flash accommodates simple pedometer, heart-rate, or temperature logging algorithms; the 10-bit ADC with computation handles battery monitoring and pulse waveform sampling. XLP nanoWatt sleep modes combined with the 20 MHz active mode let designers hit multi-month battery life targets on CR2032 cells.
Recomendado
Small Appliance and White-Goods Control
Coffee machines, blenders, and rice cookers benefit from the PIC16LF1503-E/MV's CWG for triac-style phase control of heating elements and the NCO for frequency generation driving buzzers or Peltier drivers. The Extended -40C to +125C temperature grade (E suffix) handles under-hood or near-heater thermal environments without derating. Designers can replace legacy discrete logic with one PIC plus a small driver stage, saving PCB cost while adding soft-start and timer functions in firmware.
Recomendado
Remote Control and Human-Interface Devices
The PIC16LF1503-E/MV is a strong fit for IR/RF remote controls, gaming peripherals, and capacitive-touch keypads where the 3.5 KB Flash holds the protocol stack and the CLC and NCO generate or decode modulation in hardware. The internal 20 MHz oscillator eliminates the external resonator typically required for accurate 38 kHz IR carrier generation, while the 10-bit ADC can read potentiometers or capacitive sensors via charge-time measurement. The 16-UQFN 3x3 mm package fits inside the slim AA-battery compartment of a TV remote.
Recomendado
Automotive Interior and Aftermarket Modules
Although the PIC16LF1503-E/MV is not AEC-Q100 qualified, the Extended -40C to +125C temperature grade and robust 16-UQFN package suit non-safety automotive interior applications such as ambient lighting controllers, seat-position memory modules, and aftermarket accessory hubs. The CWG generates complementary PWM for RGB ambient strips, while the NCO produces accurate frequency tones for chime generation. The 1.8 V to 3.6 V LF supply range maps to typical 3.3 V regulated rails in body-electronics modules; for AEC-Q100 needs, migrate to PIC16F1503-Q1 or dsPIC33 family.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC16LF1503-E/MV — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC16LF1503-I/MV | PIC16LF1503T-I/MV | PIC16LF1503-I/MG | PIC16LF1503T-E/MV | PIC16F1503-I/MV | PIC16F1503-E/MV |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 16-pin UQFN (3x3 mm, MV) | 16-pin UQFN (3x3 mm) - same | 16-pin UQFN (3x3 mm) - same | 16-pin QFN (4x4 mm) - different land pattern | 16-pin UQFN (3x3 mm) - same | 16-pin UQFN (3x3 mm) - same | 16-pin UQFN (3x3 mm) - same |
| Operating Voltage Range | 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 3.6 V | 1.8 V to 3.6 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| Temperature Grade | Extended -40C to +125C (E) | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Extended -40C to +125C | Industrial -40C to +85C | Extended -40C to +125C |
| Flash / RAM | 3.5 KB / 128 B | 3.5 KB / 128 B | 3.5 KB / 128 B | 3.5 KB / 128 B | 3.5 KB / 128 B | 3.5 KB / 128 B | 3.5 KB / 128 B |
| Maximum CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| I/O Pins | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| ADC Resolution | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
Principais diferenciais
- Extended temperature grade in the smallest UQFN package (vs PIC16LF1503-I/MV)
- Same-die PIC16LF1503 variants cover full voltage range (vs PIC16F1503-I/MV)
- On-chip CLC, CWG, and NCO peripherals reduce external parts (vs PIC16LF1455-I/SL)
Notas de projeto
Estimated: at 20 MHz active current around 1.4 mA at 3.3 V from the Microchip PIC16LF1503 datasheet, the 16-pin UQFN package dissipates approximately 4.6 mW. With a typical UQFN-16 theta_JA of 60-80 C/W, junction temperature rise above ambient stays below 0.5 C in still air, well within the -40C to +125C Extended-grade budget. No thermal management is required for normal operation; only sustained high-current GPIO sourcing should be derated against the package's 100 mA total pin-current limit.
The 16-pin UQFN (MV) package has a center exposed thermal pad that must be soldered to a PCB ground copper pour of at least 10 mm^2 for mechanical reliability and thermal performance. According to the Microchip packaging guidelines, missing or insufficient solder to this pad is the leading cause of UQFN field failures; reflow profile must follow J-STD-020 with peak temperature per package MSL rating. Place decoupling 100 nF and 1 uF capacitors within 2 mm of the VDD pin to minimize supply ripple during CWG PWM transitions.
Do not assume PIC16LF1503 firmware will run unchanged on PIC16F1503 - the F variant has a different brown-out and POR trip threshold because of the higher VDD range. According to the Microchip datasheet, the LF and F parts share the same Flash image when written via ICSP, but configuration bits differ for BOR voltage and operating voltage range. When migrating, regenerate the configuration in MPLAB X IDE for the target voltage range and re-verify POR/BOR behavior under cold-start conditions.
Estimated: configuring the PIC16LF1503 for sleep with the 32 kHz internal oscillator running typically draws under 1 uA at 3.3 V. According to the Microchip datasheet, XLP nanoWatt sleep modes can drop quiescent current to tens of nA when all peripherals are disabled and the ADC is gated off. Always measure actual sleep current on the production board; leakage from external pull-ups, the ICSP header, or an inefficient LDO can dominate the MCU's own draw in sleep mode.
Informações de conformidade
RoHS compliant per Microchip product page. PIC16LF1503 family is not AEC-Q100 qualified; for AEC-Q100 needs migrate to PIC16F1503-Q1 or dsPIC33 family. Lead-free reflow-compatible UQFN package per J-STD-020.
