PIC16F15275-E/PT - 8-Bit 32MHz MCU, 14KB Flash, 44-TQFP | Microchip
N.º da peça: PIC16F15275-E/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $1.78 | $1,78 |
| 10 | $1.62 | $16,20 |
| 100 | $1.43 | $143,00 |
| 500 | $1.25 | $625,00 |
| 1.000 | $1.08 | $1.080,00 |
PIC16F15275-E/PT Visão geral
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash for program storage, SRAM for runtime data, and EEPROM for non-volatile user data), and configurable peripheral blocks. The PIC16F15275 belongs to Microchip's enhanced mid-range 8-bit PIC architecture, which positions it within the broader taxonomy: microcontroller -> 8-bit MCU -> PIC16 family -> PIC16F152xx sub-family -> semiconductor IC. This hierarchy matters because engineers often select parts by walking up the tree until the right combination of memory, peripherals, and price is reached.
Key features of the PIC16F15275 include 14 KB self-programmable Flash (10,000 erase/write cycles typical), 1 KB SRAM, integrated 10-bit ADC with computation, Core Independent Peripherals (CIPs) such as the Hardware Limit Timer and Configurable Logic Cells, and the XLP suite for sub-uA sleep currents. The device operates across the industrial -40C to +125C range and supports in-circuit serial programming (ICSP) for field firmware updates.
Architecturally, the PIC16F15275 uses Microchip's enhanced mid-range core with a 16-bit instruction word and a 32 MHz internal oscillator, providing 8 MIPS of throughput. PPS allows flexible mapping of digital peripherals to I/O pins, simplifying PCB layout when signal routing is constrained. The 10-bit ADC with computation accelerates sensor signal conditioning in firmware by handling averaging, oversampling, and threshold comparisons in hardware.
Typical applications include industrial sensor nodes, low-power IoT edge devices, appliance control boards, and consumer electronics with HMI or motor control needs. The combination of XLP sleep modes, PWM, and EUSART is well suited to battery-powered measurement and remote-control systems where standby current dominates battery life.
When designing with this part, prioritize the PPS pin map early in the schematic phase to avoid pin re-routing late in the design. Place the decoupling network (100 nF plus 1-10 uF bulk) within 5 mm of the VDD pin and tie the MCLR pin through the recommended 10 kohm pull-up, since the XLP modes depend on clean power-rail transitions for predictable wake-up timing.
This page consolidates distributor pricing, package-level drop-in alternatives, and practical design notes for the PIC16F15275-E/PT, complementing the manufacturer datasheet with information gain that typical catalog pages do not provide.
Alternativas drop-in para PIC16F15275-E/PT — 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 PIC16F15275-E/PT (mesmo formato e footprint) — diferindo em Program Memory (Flash), ADC, Package, Data SRAM, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC16F15274-E/PT
✅ Drop-In✓ Em estoque
$1.05 / unidade
Ver ficha técnica →PIC16F15276-E/PT
✅ Drop-In✓ Em estoque
$1.18 / unidade
Ver ficha técnica →PIC16F15275-I/PT
✅ Drop-In✓ Em estoque
$0.6265 / unidade
Ver ficha técnica →PIC16F15275-E/PT Classificações máximas e características elétricas
| CPU Core | PIC16 enhanced mid-range 8-bit |
| Maximum CPU Frequency | 32 MHz |
| Program Memory (Flash) | 14 KB |
| Data SRAM | 1 KB |
| Data EEPROM | 0 B (not present in this family) |
| ADC | 10-bit, with computation |
| PWM Channels | 2 |
| CCP Modules | 2 |
| Hardware Limit Timer (HLT) | Yes |
| Watchdog Timer (WDT) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| Communication Interfaces | EUSART, SPI, I2C |
| XLP (eXtreme Low Power) | Yes |
| Operating Voltage Range | 1.8 V to 5.5 V |
| Faixa de temperatura de operação | -40 C to +125 C (industrial) |
| Encapsulamento | 44-pin TQFP (PT), 10x10 mm |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
Configuração de pinos do PIC16F15275-E/PT
| Pino 1 | RA0/AN0 — Bidirectional I/O / analog input 0 |
| Pino 2 | RA1/AN1 — Bidirectional I/O / analog input 1 |
| Pino 3 | RA2/AN2 — Bidirectional I/O / analog input 2 |
| Pino 4 | RA3 — Bidirectional I/O (input-only on this device per datasheet) |
| Pino 5 | RA4 — Bidirectional I/O / Timer0 gate |
| Pino 6 | RA5 — Bidirectional I/O |
| Pino 7 | RA6 — Bidirectional I/O |
| Pino 8 | RA7 — Bidirectional I/O |
| Pino 9 | VSS — Ground reference |
| Pino 10 | VDD — Positive supply (1.8 V to 5.5 V) |
| Pino 11 | RB0/AN12 — Bidirectional I/O / analog input 12 / interrupt-on-change |
| Pino 12 | RB1/AN10 — Bidirectional I/O / analog input 10 / interrupt-on-change |
| Pino 13 | RB2/AN8 — Bidirectional I/O / analog input 8 / interrupt-on-change |
| Pino 14 | RB3/AN9 — Bidirectional I/O / analog input 9 / interrupt-on-change |
| Pino 15 | RB4/AN11 — Bidirectional I/O / analog input 11 / interrupt-on-change |
| Pino 16 | RB5/AN13 — Bidirectional I/O / analog input 13 / interrupt-on-change |
| Pino 17 | RB6/ICSPCLK — Bidirectional I/O / ICSP clock / ICD clock |
| Pino 18 | RB7/ICSPDAT — Bidirectional I/O / ICSP data / ICD data |
| Pino 19 | RC0 — Bidirectional I/O / PWM output |
| Pino 20 | RC1 — Bidirectional I/O / PWM output |
| Pino 21 | RC2/AN6 — Bidirectional I/O / analog input 6 |
| Pino 22 | RC3/AN7 — Bidirectional I/O / analog input 7 |
| Pino 24 | RC4 — Bidirectional I/O |
| Pino 25 | RC5 — Bidirectional I/O |
| Pino 26 | RC6 — Bidirectional I/O |
| Pino 27 | RC7 — Bidirectional I/O |
| Pino 28 | RE3 — Bidirectional I/O (MCLR alternate function on some devices) |
| Pino 29 | MCLR — Master Clear reset input (active low) |
| Pino 30 | RD0 — Bidirectional I/O / PPS remappable |
| Pino 31 | RD1 — Bidirectional I/O / PPS remappable |
| Pino 32 | RD2 — Bidirectional I/O / PPS remappable |
| Pino 33 | RD3 — Bidirectional I/O / PPS remappable |
| Pino 34 | RD4 — Bidirectional I/O / PPS remappable |
| Pino 35 | RD5 — Bidirectional I/O / PPS remappable |
| Pino 36 | RD6 — Bidirectional I/O / PPS remappable |
| Pino 37 | RD7 — Bidirectional I/O / PPS remappable |
| Pino 38 | VSS — Ground reference (second pad) |
| Pino 39 | VDD — Positive supply (second pad) |
| Pino 40 | RE0 — Bidirectional I/O |
| Pino 41 | RE1 — Bidirectional I/O |
| Pino 42 | RE2 — Bidirectional I/O |
| Pino 43 | RF0 — Bidirectional I/O |
| Pino 44 | RF1 — Bidirectional I/O |
Aplicações típicas
PIC16F15275-E/PT é adequado para 6 aplicaçãos: Industrial Sensor Node with UART Backhaul, Battery-Powered IoT Edge Device, Appliance Control Board (HMI + Motor), Remote Control with EUSART Link, Consumer Lighting Controller (PWM Dimming), Data Acquisition Front-End (Sensor Hub).
Industrial Sensor Node with UART Backhaul
The PIC16F15275-E/PT is a strong fit for industrial sensor nodes that periodically wake from XLP sleep, digitize a transducer via the 10-bit ADC with computation, and report back via EUSART. Its 1 KB SRAM handles averaging buffers for the ADC computation engine, while 14 KB Flash accommodates Modbus RTU or proprietary protocols. The PPS remap lets the designer route the EUSART to any free pin, simplifying layout when the enclosure is fixed. Power budget is dominated by sleep current; Microchip XLP datasheet figures show sub-uA standby with the ADC and EUSART off, enabling multi-year coin-cell operation. The 32 MHz core returns the device to sleep within a few milliseconds of wake, so average current stays well under 100 uA even with minute-rate updates.
Recomendado
Battery-Powered IoT Edge Device
The PIC16F15275-E/PT is well matched to battery-powered IoT endpoints where standby current dominates total energy. The XLP feature set delivers sub-uA sleep with RTC running, and the peripheral interrupt controller wakes the CPU only on a configurable threshold from the ADC computation engine. The 32 MHz execution rate lets the firmware complete a measurement, AES-style authentication, and an SPI flash write before returning to sleep, keeping active time in the millisecond range. With 14 KB Flash, the part accommodates OTA-style bootloaders and application code up to roughly 8 KB compiled, leaving headroom for a small RTOS or cooperative scheduler. The 1 KB SRAM is sufficient for buffer-and-forward queue management without external memory.
Recomendado
Appliance Control Board (HMI + Motor)
In appliance front-panel boards, the PIC16F15275-E/PT drives LED indicators, scans a matrix keypad, and generates PWM for low-voltage DC motor or solenoid control. Two PWM channels are sufficient for two-axis small-fan speed control or PWM-driven valve actuation, and the two CCP modules handle input capture for tachometer feedback. The hardware limit timer (HLT) simplifies over-current detection by gating PWM outputs in hardware, freeing the CPU from a tight interrupt loop. PPS allows the keypad scan lines and PWM outputs to be re-routed if the front-panel layout changes late in development. Operating from 1.8 V to 5.5 V, the MCU interfaces directly to 3.3 V sensors and 5 V relays without level shifters.
Recomendado
Remote Control with EUSART Link
The PIC16F15275-E/PT suits handheld remote controls that pair with a base station over a UART-controlled RF module. The integrated EUSART handles 9-bit addressing for multi-drop remote identification without extra glue logic. The device's small 44-TQFP outline and sub-uA sleep current allow the remote to run for years on two AAA cells. PPS lets the designer relocate the EUSART pins next to the RF module footprint, minimizing trace length and EMI. 14 KB Flash accommodates button-press macro scripting and basic UI logic, while 1 KB SRAM is more than enough for transient command buffers.
Recomendado
Consumer Lighting Controller (PWM Dimming)
For dimmable LED fixtures, the PIC16F15275-E/PT generates PWM at up to 32 MHz timer clock, achieving smooth 16-bit-equivalent dimming after dithering. Its two PWM channels can drive a warm-white + cool-white dual-channel LED strip with independent intensity control. The 10-bit ADC reads an ambient light sensor and a potentiometer for color-temperature or brightness adjustment, while the ADC computation module performs averaging to suppress flicker from 50/60 Hz room lighting. The XLP sleep mode drops standby current below 1 uA when the fixture is off, satisfying stringent standby power regulations. ICSP allows firmware updates after the LED board is fully assembled.
Recomendado
Data Acquisition Front-End (Sensor Hub)
The PIC16F15275-E/PT acts as a sensor hub that aggregates data from I2C and SPI sensors and reports over SPI or UART to a host processor. Its I2C controller supports standard, fast, and fast-plus modes, interfacing with modern digital sensors without bit-banging. With 14 KB Flash, the firmware can include a small command parser, multi-sensor scheduling, and calibration tables. The 10-bit ADC with computation offloads oversampling and threshold detection from the CPU, letting the device poll a sensor at high rates without saturating interrupt bandwidth. The 44-TQFP footprint gives access to plenty of GPIO for sensor-enable and interrupt lines in a 10x10 mm area.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC16F15275-E/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC16F15274-E/PT | PIC16F15276-E/PT | PIC16F15275-I/PT |
|---|---|---|---|---|
| Package | 44-TQFP (PT) | 44-TQFP (PT) - same | 44-TQFP (PT) - same | 44-TQFP (PT) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 14 KB | 8 KB | 28 KB | 14 KB |
| SRAM | 1 KB | 1 KB | 2 KB | 1 KB |
| Data EEPROM | 0 B | 0 B | 256 B | 0 B |
| CPU Frequency | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) |
| ADC Resolution | 10-bit | 10-bit | 10-bit | 10-bit |
| Operating Temperature | -40 C to +125 C (E) | -40 C to +125 C (E) | -40 C to +125 C (E) | -40 C to +85 C (I) |
| Unit Price (100 pc) | $1.43 | $1.32 | $1.55 | $1.39 |
Principais diferenciais
- 14 KB Flash with XLP and PPS in 44-TQFP (vs PIC16F15274-E/PT)
- Extended temperature grade -40 C to +125 C (vs PIC16F15275-I/PT)
- Cost-optimized Flash density at 14 KB (vs PIC16F15276-E/PT)
Notas de projeto
Decouple VDD with a 100 nF X7R ceramic placed within 5 mm of the VDD pin, and add a bulk 1-10 uF ceramic or tantalum on the same rail. The PIC16F15275-E/PT XLP sleep current is sensitive to VDD ripple above 50 mVpk-pk during wake transitions; insufficient decoupling extends wake time and increases average sleep current by 10-30%. Place the bulk capacitor first and the 100 nF closest to the MCU.
Route ICSP signals (PGC/PGD on RB6/RB7) away from PWM and high-frequency switching nodes. Keep ICSP traces under 50 mm total length and avoid running them parallel to relay or motor drive lines; longer or parallel ICSP traces couple noise that causes programming failures in production. PPS remap discipline: lock the PPS configuration early in firmware because changing PPS at runtime can cause brief glitches on output peripherals.
When using the 10-bit ADC on the PIC16F15275-E/PT, add a 100 ohm series resistor at the ADC input pin and a 10 nF capacitor to analog ground to form a low-pass filter with a 160 kHz cutoff. This rejects PWM-driven noise from the digital rails that would otherwise alias into ADC samples. The ADC computation module performs hardware oversampling; configure the accumulation count to 32 or 64 for an effective 12-bit equivalent reading without CPU overhead.
Do not leave MCLR floating; tie it to VDD through a 10 kohm pull-up with a 100 nF cap to ground for noise immunity. Floating MCLR is the leading cause of unexplained resets in PIC16 designs, especially in noisy motor or relay environments. Also, set the configuration bits to disable the low-voltage programming (LVP) pin (PGM) when not needed - leaving LVP enabled can cause unintended re-entry into programming mode if the PGM pin is pulled low by a fault.
Informações de conformidade
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified - for automotive designs evaluate AEC-Q100-qualified PIC16 family members. Lead-free and halogen-free per Microchip material declarations.