PIC16LF18877T-I/MV - 8-bit 32MHz 56KB Flash XLP MCU | Microchip
Référence : PIC16LF18877T-I/MV ✓ Actif| Qté | Prix unitaire | 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 Présentation
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.
Alternatives de remplacement direct pour PIC16LF18877T-I/MV — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC16LF18877T-I/MV (même facteur de forme et même empreinte) — différant par ADC, Package, Operating Temperature, Program Memory (Flash), Core.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC16F18877T-I/MV
✅ Remplacement direct✓ En stock
$1.65 / unité
Voir la fiche technique →PIC16LF18877-I/MV
✅ Remplacement direct✓ En stock
$1.82 / unité
Voir la fiche technique →PIC16LF18876T-I/MV
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC16LF18875T-I/MV
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
PIC16LF18855T-I/MV
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$1.39 / unité
Voir la fiche technique →PIC16LF18854-E/MV
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$1.05 / unité
Voir la fiche technique →PIC16LF18877T-I/MV Valeurs maximales et caractéristiques électriques
| 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 |
| Boîtier | 40-pin UQFN (MV) 5x5 mm with exposed pad |
| Type de montage | Surface Mount |
| Température de fonctionnement | -40 C to +85 C (Industrial, 'I' suffix) |
| Statut RoHS | Compliant |
Configuration des broches de PIC16LF18877T-I/MV
| Broche 1 | RA5 — Port A bit 5 (ICSP data, I/O) |
| Broche 2 | RA4 — Port A bit 4 (I/O) |
| Broche 3 | RA3 — Port A bit 3 (I/O) |
| Broche 4 | RA2 — Port A bit 2 (I/O) |
| Broche 5 | RA1 — Port A bit 1 (analog input) |
| Broche 6 | RA0 — Port A bit 0 (analog input) |
| Broche 7 | VSS — Ground reference |
| Broche 8 | VDD — Positive supply voltage |
| Broche 9 | RB7 — Port B bit 7 (I/O) |
| Broche 10 | RB6 — Port B bit 6 (PGC, I/O) |
| Broche 11 | RB5 — Port B bit 5 (I/O) |
| Broche 12 | RB4 — Port B bit 4 (I/O) |
| Broche 13 | RB3 — Port B bit 3 (I/O) |
| Broche 14 | RB2 — Port B bit 2 (I/O) |
| Broche 15 | RB1 — Port B bit 1 (I/O) |
| Broche 16 | RB0 — Port B bit 0 (interrupt-on-change, I/O) |
| Broche 17 | RC7 — Port C bit 7 (I/O) |
| Broche 18 | RC6 — Port C bit 6 (I/O) |
| Broche 19 | RC5 — Port C bit 5 (I/O) |
| Broche 20 | RC4 — Port C bit 4 (I/O) |
| Broche 21 | RC3 — Port C bit 3 (I/O) |
| Broche 22 | RC2 — Port C bit 2 (I/O) |
| Broche 23 | RC1 — Port C bit 1 (I/O) |
| Broche 24 | RC0 — Port C bit 0 (I/O) |
| Broche 25 | RD7 — Port D bit 7 (I/O) |
| Broche 26 | RD6 — Port D bit 6 (I/O) |
| Broche 27 | RD5 — Port D bit 5 (I/O) |
| Broche 28 | RD4 — Port D bit 4 (I/O) |
| Broche 29 | RD3 — Port D bit 3 (I/O) |
| Broche 30 | RD2 — Port D bit 2 (I/O) |
| Broche 31 | RD1 — Port D bit 1 (I/O) |
| Broche 32 | RD0 — Port D bit 0 (I/O) |
| Broche 33 | RE7 — Port E bit 7 (I/O) |
| Broche 34 | RE6 — Port E bit 6 (I/O) |
| Broche 35 | RE5 — Port E bit 5 (I/O) |
| Broche 36 | RE4 — Port E bit 4 (I/O) |
| Broche 37 | RE3 — Port E bit 3 (I/O) |
| Broche 38 | RE2 — Port E bit 2 (I/O) |
| Broche 39 | RE1 — Port E bit 1 (I/O) |
| Broche 40 | RE0 — Port E bit 0 (I/O) |
| Broche 41 | EP — Exposed thermal pad - tie to VSS |
Applications typiques
PIC16LF18877T-I/MV convient pour 7 applications: 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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC16LF18877T-I/MV — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | 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 |
Principaux différenciateurs
- 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)
Notes de conception
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.
Informations de conformité
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.
