PIC16LF18877T-I/MV - 8-bit 32MHz 56KB Flash XLP MCU | Microchip
N.º da peça: PIC16LF18877T-I/MV ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $3.2 | $3,20 |
| 10 | $2.88 | $28,80 |
| 100 | $2.55 | $255,00 |
| 500 | $2.25 | $1.125,00 |
| 1.000 | $1.95 | $1.950,00 |
PIC16LF18877T-I/MV Visão geral
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM/EEPROM), and programmable peripherals. PIC16F-family MCUs use a 14-bit instruction set optimized for deterministic, low-power embedded control. Within Microchip's taxonomy, this part belongs to the PIC16 family (mid-range 8-bit), within the XLP low-power portfolio, and within the broader 8-bit MCU category of the microcontroller product hierarchy (8-bit MCU -> microcontroller -> embedded IC -> semiconductor). This background context matters when comparing against competing architectures: PIC16 parts typically trade raw MIPS for code density, deterministic interrupts, and very low sleep current.
Key features include 32 MHz operation from an internal oscillator, Core Independent Peripherals (CIPs) such as CRC/SCAN and Hardware Limit Timer (HLT), up to 36 I/O pins with PPS remapping, and XLP nanoWatt sleep modes for sub-µA standby. The 10-bit ADC with computation can perform automated threshold-based decisions without CPU intervention. The integrated temperature indicator and zero-cross detect on analog comparators extend sensor-interface capability. PPS allows flexible peripheral-to-pin mapping, simplifying PCB routing on the 40-pin UQFN footprint.
The PIC16LF18877 uses a Harvard RISC core with a 14-bit instruction word, providing single-cycle execution for most instructions and predictable interrupt latency. Internal voltage reference, configurable logic cells (CLC), and the Numerically Controlled Oscillator (NCO) provide additional signal-processing flexibility. Functional Safety (FuSa) variants of this part (PIC16F18877 family) are available for safety-critical designs.
Typical applications include IoT sensor nodes, battery-powered wearables, smart-home edge devices, low-power wireless sensor hubs, industrial instrumentation, and consumer white goods with touch or capacitive sensing. The wide operating range and PPS flexibility also suit low-cost motor-control and lighting subsystems. In automotive and home-appliance segments, this MCU is used for HMI and small actuator control where cost and quiescent current dominate design constraints.
When designing with this device, ensure decoupling capacitors are placed close to VDD/AVDD/VBAT pins, follow Microchip's recommended layout for the exposed pad of the UQFN package for thermal and grounding integrity, and verify PPS assignments before committing firmware to avoid pin conflicts. Programming via ICSP requires dedicated PGx/PGDx pin access — verify these are accessible in the chosen UQFN footprint.
Alternativas drop-in para PIC16LF18877T-I/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 PIC16LF18877T-I/MV (mesmo formato e footprint) — diferindo em ADC, Package, Operating Temperature, Program Memory (Flash), Core.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC16F18877T-I/MV
✅ Drop-In✓ Em estoque
$1.65 / unidade
Ver ficha técnica →PIC16LF18877-I/MV
✅ Drop-In✓ Em estoque
$1.82 / unidade
Ver ficha técnica →PIC16LF18876T-I/MV
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC16LF18875T-I/MV
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
PIC16LF18855T-I/MV
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$1.39 / unidade
Ver ficha técnica →PIC16LF18854-E/MV
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$1.05 / unidade
Ver ficha técnica →PIC16LF18877T-I/MV Classificações máximas e características elétricas
| Core | PIC16 8-bit RISC, 14-bit instruction word |
| CPU Speed | 32 MHz maximum |
| Program Memory (Flash) | 56 KB (32K x 14 words) |
| Data EEPROM | 256 B |
| Supply Voltage (Vdd) | 1.8 V to 3.6 V (LF low-voltage range) |
| I/O Pins | Up to 36 |
| ADC | 10-bit, with computation (ADC2) |
| Communication | EUSART, SPI, I2C |
| Peripheral Pin Select (PPS) | Yes |
| Core Independent Peripherals | CRC/SCAN, HLT, CLC, NCO |
| Low-Power Modes | XLP nanoWatt sleep, IDLE, DOZE |
| Encapsulamento | 40-pin UQFN (MV) 5x5 mm with exposed pad |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | -40 C to +85 C (Industrial, 'I' suffix) |
| Status RoHS | Compliant |
Configuração de pinos do PIC16LF18877T-I/MV
| Pino 1 | RA5 — Port A bit 5 (ICSP data, I/O) |
| Pino 2 | RA4 — Port A bit 4 (I/O) |
| Pino 3 | RA3 — Port A bit 3 (I/O) |
| Pino 4 | RA2 — Port A bit 2 (I/O) |
| Pino 5 | RA1 — Port A bit 1 (analog input) |
| Pino 6 | RA0 — Port A bit 0 (analog input) |
| Pino 7 | VSS — Ground reference |
| Pino 8 | VDD — Positive supply voltage |
| Pino 9 | RB7 — Port B bit 7 (I/O) |
| Pino 10 | RB6 — Port B bit 6 (PGC, I/O) |
| Pino 11 | RB5 — Port B bit 5 (I/O) |
| Pino 12 | RB4 — Port B bit 4 (I/O) |
| Pino 13 | RB3 — Port B bit 3 (I/O) |
| Pino 14 | RB2 — Port B bit 2 (I/O) |
| Pino 15 | RB1 — Port B bit 1 (I/O) |
| Pino 16 | RB0 — Port B bit 0 (interrupt-on-change, I/O) |
| Pino 17 | RC7 — Port C bit 7 (I/O) |
| Pino 18 | RC6 — Port C bit 6 (I/O) |
| Pino 19 | RC5 — Port C bit 5 (I/O) |
| Pino 20 | RC4 — Port C bit 4 (I/O) |
| Pino 21 | RC3 — Port C bit 3 (I/O) |
| Pino 22 | RC2 — Port C bit 2 (I/O) |
| Pino 23 | RC1 — Port C bit 1 (I/O) |
| Pino 24 | RC0 — Port C bit 0 (I/O) |
| Pino 25 | RD7 — Port D bit 7 (I/O) |
| Pino 26 | RD6 — Port D bit 6 (I/O) |
| Pino 27 | RD5 — Port D bit 5 (I/O) |
| Pino 28 | RD4 — Port D bit 4 (I/O) |
| Pino 29 | RD3 — Port D bit 3 (I/O) |
| Pino 30 | RD2 — Port D bit 2 (I/O) |
| Pino 31 | RD1 — Port D bit 1 (I/O) |
| Pino 32 | RD0 — Port D bit 0 (I/O) |
| Pino 33 | RE7 — Port E bit 7 (I/O) |
| Pino 34 | RE6 — Port E bit 6 (I/O) |
| Pino 35 | RE5 — Port E bit 5 (I/O) |
| Pino 36 | RE4 — Port E bit 4 (I/O) |
| Pino 37 | RE3 — Port E bit 3 (I/O) |
| Pino 38 | RE2 — Port E bit 2 (I/O) |
| Pino 39 | RE1 — Port E bit 1 (I/O) |
| Pino 40 | RE0 — Port E bit 0 (I/O) |
| Pino 41 | EP — Exposed thermal pad - tie to VSS |
Aplicações típicas
PIC16LF18877T-I/MV é adequado para 7 aplicaçãos: Battery-Powered IoT Sensor Node, Wearable Fitness/Health Device, Smart Home Edge Controller, Industrial Instrumentation Front-End, HMI and Touch-Key Replacement, Low-Cost LED Lighting Controller, Automotive Body and Comfort Module.
Battery-Powered IoT Sensor Node
The PIC16LF18877T-I/MV's XLP nanoWatt technology and 1.8V-3.6V supply window make it an ideal host for CR2032 or 2xAA battery-powered IoT sensor nodes. Sleep currents under 1 µA extend coin-cell lifetime to multi-year ranges. The 32 MHz CPU and 56 KB Flash are sufficient to run an MQTT-SN client or LoRaWAN driver with a companion radio module. The 10-bit ADC with computation (ADC2) handles on-chip thresholding, waking the CPU only when a meaningful sensor event occurs, and PPS lets the designer reassign peripheral pins without re-spinning the PCB.
Recomendado
Wearable Fitness/Health Device
Wearables demand tight power budgets and small form factors — both of which the PIC16LF18877T-I/MV addresses. The 40-pin UQFN 5x5 mm footprint fits wristband PCBAs, and the deep-sleep XLP modes preserve battery during standby. The 10-bit ADC and integrated analog comparators interface directly with PPG photodiode signals for heart-rate sensing, while the EUSART/SPI/I2C peripherals drive BLE modules and accelerometers. The Core Independent Peripherals (CLC, NCO) offload waveform generation and signal conditioning, letting the CPU stay asleep until user input is detected via capacitive touch.
Recomendado
Smart Home Edge Controller
Edge controllers for smart-home hubs benefit from the PIC16LF18877T-I/MV's Peripheral Pin Select (PPS), which lets engineers remap EUSART/SPI/I2C peripherals to any available I/O pin during PCB layout. The 56 KB Flash accommodates OTA-bootloader plus Zigbee/BLE-host command translation, and XLP sleep modes reduce standby power when the radio is idle. The 10-bit ADC2 with computation monitors battery voltage or wall-adapter input without external components, while CLCs implement custom logic for button debouncing and LED fade patterns without CPU wake-up.
Recomendado
Industrial Instrumentation Front-End
Industrial sensors require deterministic response and robust peripherals — the PIC16LF18877T-I/MV delivers both via Core Independent Peripherals (CIPs). The Hardware Limit Timer (HLT), CRC/SCAN, and Hardware Signal Modulator run autonomously, offloading critical timing and integrity checks from the CPU. The 10-bit ADC2 with computation provides accurate, oversampled readings of 4-20 mA loop signals, and the 32 MHz core delivers real-time digital filtering. The -40 °C to +85 °C industrial temperature range (I-suffix) supports factory-floor deployments without derating.
Recomendado
HMI and Touch-Key Replacement
The PIC16LF18877T-I/MV's mTouch capacitive-touch peripheral and configurable logic cells (CLC) enable reliable button replacement on white-goods and consumer HMI panels without dedicated touch ICs. The 32 MHz CPU and 56 KB Flash drive segmented LCD or LED matrix displays, while PPS simplifies routing of the multiple I/O required for key scanning. Sleep current under 1 µA means battery-powered remote controls last years on a single cell. The exposed thermal pad of the UQFN package keeps junction temperature low even at 3.6V / 32 MHz continuous operation.
Recomendado
Low-Cost LED Lighting Controller
The PIC16LF18877T-I/MV's PWM outputs, NCO, and CLC peripherals form a complete low-cost LED lighting controller. Multiple PWM channels drive RGB or tunable-white LED strings, while the 10-bit ADC2 reads ambient light and color sensors for closed-loop control. The 32 MHz instruction rate is sufficient for 16-bit PWM resolution at 1 kHz refresh, eliminating flicker in human-perceptible ranges. Low-voltage operation (1.8V-3.6V) suits USB-C powered desk lamps and battery-operated task lights with sub-µA standby current.
Recomendado
Automotive Body and Comfort Module
Automotive interior and body-comfort modules benefit from the PIC16LF18877T-I/MV's extended peripherals and wide operating temperature range. The device drives LED interior lighting, seat-control buttons, and mirror adjustments via PWM and EUSART peripherals. Functional Safety (FuSa) variants exist in the PIC16F18877 family for ASIL-classified subsystems. PPS allows late-stage I/O reassignment, which shortens design cycles when pin-out changes arise late in the platform development. The UQFN package footprint is compatible with the PIC16F18877T-I/MV, allowing migration to FuSa variants without PCB rework.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC16LF18877T-I/MV — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC16F18877T-I/MV | PIC16LF18877-I/MV | PIC16LF18876T-I/MV | PIC16LF18875T-I/MV | PIC16LF18855T-I/MV | PIC16LF18854-E/MV |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 40-pin UQFN (MV) 5x5 | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same | 40-pin UQFN (MV) 5x5 - same |
| Supply Voltage Range | 1.8 V to 3.6 V | 2.3 V to 5.5 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 | 1.8 V to 3.6 V |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Functional Safety (FuSa) | No | Yes | No | No | No | No | No |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +125 C (Extended) |
| Packaging | Tape & Reel | Tape & Reel | Tray | Tape & Reel | Tape & Reel | Tape & Reel | Tray |
Principais diferenciais
- Higher Flash density in PIC16 LF family at this footprint (vs PIC16LF18876T-I/MV)
- Low-voltage (LF) operation vs standard F variant (vs PIC16F18877T-I/MV)
- XLP nanoWatt sleep vs standard PIC16 sleep (vs PIC16LF18855T-I/MV)
Notas de projeto
Place 100 nF ceramic decoupling capacitors as close as possible to each VDD/AVDD pin, and add a bulk 1-10 µF capacitor at the board's power-entry point. For battery operation below 2.0V, verify the brown-out reset (BOR) and low-voltage detect (LVD) thresholds in the PIC16(L)F1885X/7X datasheet match the battery's end-of-life voltage to avoid spurious resets. For XLP sleep, follow Microchip's nanoWatt design checklist: disable unused peripherals, switch to the low-power internal oscillator, and drive I/O pins to defined logic levels before sleep.
The 40-pin UQFN (MV) 5x5 mm package includes an exposed thermal pad (EP) that must be soldered to a copper pour connected to VSS for mechanical strength and thermal dissipation. Without proper EP soldering, the die's junction-to-ambient thermal resistance (theta_JA) increases dramatically, which can reduce maximum operating life at 32 MHz / 3.6V. Recommended pad geometry: at least 16 thermal vias (0.3 mm drill, 0.6 mm pitch) connecting EP to the internal ground plane.
Route the ICSP programming pins (PGx/PGDx) to a header or test pad even if production programming is via ICSP socket — this enables field firmware updates and debugging. The PPS feature means many peripherals can be remapped to alternate pins, so reserve flexibility in the PCB layout for late-stage pin reassignment. Keep ADC analog traces short and isolated from switching signals; route AVSS separately from digital ground and join them at a single point near the MCU.
Common pitfalls: (1) forgetting to disable the JTAG pins on ports to free them as I/O; (2) using the internal oscillator without enabling the PLL when higher frequency is required; (3) ignoring Configuration Words — particularly the WDT (watchdog timer), LVP (low-voltage programming), and CP (code-protect) bits — which can lock the device or cause unexpected resets; (4) assuming PPS is unlimited — some peripherals have restricted pin selections; consult the datasheet's Peripheral Pin Select tables. Always read the PIC16(L)F1885X/7X family errata document before finalizing firmware.
Informações de conformidade
RoHS compliant per Microchip product page. PIC16LF18877T-I/MV is not AEC-Q100 qualified — for AEC-Q100 automotive applications choose PIC16F18877T-I/MV (FuSa, 2.3V-5.5V) or other AEC-Q100 PIC16 variants.
