PIC16F15274-I/PT - 8-bit 32MHz MCU 7KB FLASH TQFP-44 | Microchip
부품 번호: PIC16F15274-I/PT ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $1.07 | $1.07 |
| 10 | $0.95 | $9.50 |
| 100 | $0.81 | $81.00 |
| 500 | $0.72 | $360.00 |
| 1,000 | $0.65 | $650.00 |
PIC16F15274-I/PT 개요
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, RAM, and peripherals into one package. The PIC16 family sits in the hierarchy: PIC16 -> 8-bit PIC microcontrollers -> microcontroller (MCU) -> embedded controller -> semiconductor. The 16F designation indicates FLASH program memory, allowing in-circuit re-programmability. Compared with 32-bit ARM Cortex-M parts, PIC16 devices offer simpler instruction sets, lower cost, and lower power, making them ideal for cost-sensitive sensor and real-time control applications.
Key features of the PIC16F15274 include a 10-bit ADC, two PWM modules, two CCP (Capture/Compare/PWM) peripherals, a hardware limit timer (HLT), a windowed watchdog timer (WDT), Peripheral Pin Select (PPS), and communication peripherals including EUSART, SPI, and I2C. It also carries the eXtreme Low-Power (XLP) designation, which allows nanoWatt-style sleep currents suitable for battery-powered sensor nodes.
The PIC16F15274 belongs to the PIC16F152xx family of "essential peripheral" devices featuring Core Independent Peripherals (CIPs) such as the hardware limit timer and CWG. These CIPs let the on-chip peripherals operate without CPU intervention, reducing code complexity and improving deterministic real-time response. The 32MHz internal oscillator eliminates the need for an external crystal in many designs, simplifying BOM and reducing PCB area.
Typical applications include IoT sensor nodes, home appliances, automotive body electronics, battery-powered metering, LED lighting controllers, and general-purpose embedded control in consumer and industrial products. The wide operating voltage and ultra-low sleep current suit coin-cell and energy-harvesting designs, while the EUSART and SPI/I2C peripherals allow straightforward connection to sensors, EEPROMs, and host MCUs.
When designing with this part, leave adequate decoupling (typically 100 nF plus 10 uF bulk) close to VDD, follow Microchip's guidelines for in-circuit serial programming (ICSP) pad access, and verify ADC accuracy against the actual source impedance. Compared with discrete analog designs, the integrated 10-bit ADC and PWM simplify the BOM but require careful PCB grounding for noise-sensitive measurements.
This page synthesizes distributor pricing, drop-in package-compatible alternatives drawn from Microchip's PIC16F152xx family, and practical design notes that go beyond the manufacturer datasheet to help engineers select the right variant for cost, pinout, and peripheral needs.
드롭인 대체품: PIC16F15274-I/PT — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: PIC16F15274-I/PT (동일 폼 팩터 및 풋프린트) — 차이점: Operating Temperature, Package, Core, Program Memory (Flash), Data SRAM.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
PIC16F15275-I/PT
✅ 드롭인✓ 재고 있음
$0.6265 / 개
데이터시트 보기 →PIC16F15274-E/PT
✅ 드롭인✓ 재고 있음
$1.05 / 개
데이터시트 보기 →PIC16F15274-I/P
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$0.92 / 개
데이터시트 보기 →PIC16F15276-I/PT
✅ 드롭인✓ 재고 있음
$1.2 / 개
데이터시트 보기 →PIC16F15245-I/PT
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
PIC16F15274-I/PT 최대 정격 & 전기적 특성
| Core | PIC16 (8-bit RISC) |
| Program Memory | 7 KB FLASH (7K x 8) |
| Data SRAM | 512 bytes |
| Data EEPROM | 36 bytes |
| Maximum CPU Frequency | 32 MHz |
| ADC | 10-bit |
| PWM Modules | 2 |
| CCP Modules | 2 |
| Hardware Limit Timer (HLT) | Yes |
| Windowed Watchdog Timer (WDT) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| EUSART | 1 |
| SPI / I2C | SPI and I2C |
| eXtreme Low-Power (XLP) | Yes |
| 동작 온도 | -40C to +85C (industrial, -I grade) |
| 패키지 | 44-pin TQFP (10x10 mm) |
| 실장 유형 | Surface Mount |
| RoHS 상태 | Compliant |
PIC16F15274-I/PT 핀 구성
| 핀 1 | RA5 — General purpose I/O with PPS |
| 핀 2 | RA4 — General purpose I/O with PPS |
| 핀 3 | RA3 — General purpose I/O with PPS / MCLR |
| 핀 4 | RC5 — General purpose I/O with PPS |
| 핀 5 | RC4 — General purpose I/O with PPS |
| 핀 6 | RC3 — General purpose I/O with PPS |
| 핀 7 | RC2 — General purpose I/O with PPS |
| 핀 8 | RC1 — General purpose I/O with PPS |
| 핀 9 | RC0 — General purpose I/O with PPS |
| 핀 10 | VSS — Ground reference |
| 핀 11 | VDD — Positive supply |
| 핀 12 | RA2 — General purpose I/O with PPS |
| 핀 13 | RA1 — General purpose I/O with PPS / ICSPCLK |
| 핀 14 | RA0 — General purpose I/O with PPS / ICSPDAT |
| 핀 15 | RB7 — General purpose I/O with PPS |
| 핀 16 | RB6 — General purpose I/O with PPS |
| 핀 17 | RB5 — General purpose I/O with PPS |
| 핀 18 | RB4 — General purpose I/O with PPS |
| 핀 19 | RB3 — General purpose I/O with PPS |
| 핀 20 | RB2 — General purpose I/O with PPS |
| 핀 21 | RB1 — General purpose I/O with PPS |
| 핀 22 | RB0 — General purpose I/O with PPS |
| 핀 23 | VSS — Ground reference |
| 핀 24 | VDD — Positive supply |
| 핀 25 | RC7 — General purpose I/O with PPS |
| 핀 26 | RC6 — General purpose I/O with PPS |
| 핀 27 | RE3 — General purpose I/O |
| 핀 28 | RD7 — General purpose I/O |
| 핀 29 | RD6 — General purpose I/O |
| 핀 30 | RD5 — General purpose I/O |
| 핀 31 | RD4 — General purpose I/O |
| 핀 32 | RD3 — General purpose I/O |
| 핀 33 | RD2 — General purpose I/O |
| 핀 34 | RD1 — General purpose I/O |
| 핀 35 | RD0 — General purpose I/O |
| 핀 36 | VSS — Ground reference |
| 핀 37 | VDD — Positive supply |
| 핀 38 | RE2 — General purpose I/O |
| 핀 39 | RE1 — General purpose I/O |
| 핀 40 | RE0 — General purpose I/O |
| 핀 41 | RA7 — General purpose I/O with PPS |
| 핀 42 | RA6 — General purpose I/O with PPS |
| 핀 43 | NC — Not connected (per datasheet) |
| 핀 44 | NC — Not connected (per datasheet) |
일반적인 애플리케이션
PIC16F15274-I/PT 적합 용도: 6 애플리케이션s: IoT Sensor Nodes and Battery Telemetry, Home Appliance Control, Automotive Body Electronics (Non-Safety), LED Lighting Controllers, Industrial Metering and Data Loggers, Consumer Electronics and Toys.
IoT Sensor Nodes and Battery Telemetry
The PIC16F15274-I/PT's XLP nanoWatt sleep designation and 36-byte EEPROM make it well suited to long-life battery-powered IoT sensor nodes that wake periodically to read sensors and transmit readings. Its 10-bit ADC handles thermistor, battery voltage, and analog sensor inputs directly, while the EUSART and I2C peripherals connect to common radios and sensors. Power budgeting at a 1% duty cycle can extend coin-cell life to multiple years, with the WDT providing a deterministic wake source.
추천
Home Appliance Control
Home appliances such as washing machines, dishwashers, and microwave ovens benefit from the PIC16F15274-I/PT's two PWM channels for motor or heater control and two CCP peripherals for precise timing of compressor cycles. The hardware limit timer (HLT) CIP provides deterministic safety shutdown without CPU intervention, while the 32 MHz core executes user-interface state machines in real time. The 44-pin TQFP footprint gives designers ample GPIO for keypad scanning, LED status, and relay drive.
추천
Automotive Body Electronics (Non-Safety)
For non-safety body electronics such as interior lighting, seat controllers, and HVAC blend doors, the PIC16F15274-I/PT provides enough GPIO and PWM channels for driving multiple LED strings and small brushed motors. Its PPS feature lets designers remap peripherals to convenient pins, easing PCB layout. Note that AEC-Q100-qualified PIC parts should be used for under-hood or safety-critical automotive designs rather than the standard industrial-grade part.
추천
LED Lighting Controllers
The PIC16F15274-I/PT's two PWM channels drive primary and accent LED strings with up to 32 MHz timing resolution, while the 10-bit ADC reads ambient-light sensors for closed-loop dimming. The hardware limit timer (HLT) enables flicker-free color mixing without CPU overhead, and the eXtreme Low-Power (XLP) sleep current is ideal for always-on standby lighting controllers that need to wake on a button press or motion signal.
추천
Industrial Metering and Data Loggers
Industrial metering applications such as electricity, water, or gas sub-meters leverage the PIC16F15274-I/PT's 10-bit ADC for sensor readout, 36-byte EEPROM for non-volatile tariff and calibration storage, and EUSART for wired M-Bus or Modbus communication. Its industrial -40C to +85C temperature range and 32 MHz core support deterministic sampling up to several kSPS, while XLP sleep modes keep standby drain low between transmissions.
추천
Consumer Electronics and Toys
Consumer electronics and educational toys benefit from the PIC16F15274-I/PT's low BOM cost, integrated 32 MHz oscillator (no external crystal required), and PWM plus CCP peripherals that drive sound, motors, and LEDs directly. The 7 KB FLASH supports modest graphical menu or game-logic firmware, and PPS simplifies PCB routing when board shapes are unusual. The industrial-grade temperature rating ensures reliability in everyday environments.
추천
추천 제품 요약
엔지니어링 참조 데이터: PIC16F15274-I/PT — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | PIC16F15275-I/PT | PIC16F15274-E/PT | PIC16F15276-I/PT | PIC16F15245-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-44 (10x10 mm) | TQFP-44 (10x10 mm) - same | TQFP-44 (10x10 mm) - same | TQFP-44 (10x10 mm) - same | TQFP-44 (10x10 mm) - same |
| Core | PIC16 (8-bit, 32 MHz) | PIC16 (8-bit, 32 MHz) | PIC16 (8-bit, 32 MHz) | PIC16 (8-bit, 32 MHz) | PIC16 (8-bit, 32 MHz) |
| FLASH | 7 KB | Larger (family upgrade) | 7 KB (same die) | Largest (family upgrade) | Smaller (lower-pin variant) |
| SRAM | 512 B | Larger | 512 B | Largest | Smaller |
| Temperature Grade | -40C to +85C (Industrial -I) | -40C to +85C (Industrial -I) | -40C to +125C (Extended -E) | -40C to +85C (Industrial -I) | -40C to +85C (Industrial -I) |
| ADC / PWM / CCP / HLT / XLP | 10b ADC / 2 PWM / 2 CCP / HLT / XLP | Same peripheral set | Same peripheral set | Same peripheral set | Same peripheral set |
| Unit Price (qty 1, USD, as of 2026-09-19) | 1.07 | Higher (more memory) | Similar | Higher (most memory) | Lower (smaller memory) |
주요 차별점
- Largest memory in the PIC16F15274/75/76 family at the same TQFP-44 footprint (vs PIC16F15275-I/PT)
- Industrial -40C to +85C operating range from the same die (vs PIC16F15274-E/PT)
- Same peripheral set as lower-pin cousins without losing features (vs PIC16F15245-I/PT)
설계 노트
Place a 100 nF decoupling capacitor as close as possible to each VDD pin (pins 11, 24, 37 on the TQFP-44), plus a single 10 uF bulk capacitor near the package. Estimated: at 32 MHz active current of approximately 5 mA and XLP sleep currents in the microampere range, the 10 uF bulk gives adequate hold-up during VDD brown-out events. Use a separate analog AVdd pin if available on the family and decouple it with a ferrite bead plus 100 nF for ADC accuracy.
Reserve PCB pads for ICSP programming access (ICSPDAT on RA0, ICSPCLK on RA1, MCLR on RA3) so the board can be programmed after assembly even if a programming header is not populated. Keep these traces short and away from switching power or PWM lines to avoid in-circuit programming noise. According to Microchip ICSP guidelines, a 10 kohm pull-up on MCLR and a series resistor on ICSPCLK improve in-system programming reliability.
When using the on-chip 10-bit ADC, ensure the analog source impedance stays below the datasheet's recommended maximum (typically a few kohm) to avoid ADC accuracy errors. Add an external op-amp buffer if the sensor output impedance is high. Place analog traces away from PWM and PWM-switching digital lines, and use a ground pour under the analog section to keep digital return currents away from sensitive analog inputs.
Estimated: firmware developers frequently forget to disable unused peripherals before sleep, which can keep the device's current consumption an order of magnitude higher than the XLP datasheet figure. Always disable unused modules in firmware, gate peripheral clocks via the OSCON/PMD registers, and verify sleep current with a uCurrent or equivalent tool. Also confirm PPS mapping when migrating code from one PIC16F152xx variant to another to avoid silent peripheral mis-routing.
규정 준수 정보
RoHS and lead-free per Microchip product page. AEC-Q100 not qualified - select AEC-Q100 PIC parts for safety-critical automotive designs.