PIC16LF15325-E/SL - 8-bit 32MHz MCU 14KB Flash 14-SOIC | Microchip
부품 번호: PIC16LF15325-E/SL ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $1.32 | $1.32 |
| 10 | $1.18 | $11.80 |
| 100 | $1.02 | $102.00 |
| 500 | $0.89 | $445.00 |
| 1,000 | $0.74 | $740.00 |
PIC16LF15325-E/SL 개요
What is a PIC microcontroller? A PIC microcontroller is a programmable embedded controller based on Microchip's proprietary 8-bit RISC architecture that combines a CPU, Flash program memory, RAM, EEPROM, and configurable peripherals on a single IC. PIC MCUs sit within the broader category hierarchy: microcontroller -> embedded processor -> integrated circuit -> semiconductor, and are widely used where deterministic, low-power control is required.
Key differentiating features of the PIC16LF15325-E/SL include 12-bit ADC with computation (ADC2), 5-bit DAC, 4 Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), 4 PWMs, 2 comparators, 2 EUSART (LIN/IrDA/SCI/SPI), SPI and I2C, and an integrated temperature indicator. It supports up to 12 I/O pins and includes the Memory Access Partition (MAP) feature for bootloader-style protection. The XLP nanoWatt XLP technology enables sleep currents in the nanoampere range for battery-powered applications.
The PIC16LF15325 architecture uses a Harvard-based RISC core with a 14-bit instruction word optimized for C and assembly efficiency. Core Independent Peripherals (CIPs) such as CLC, CWG, NCO and the ADC2 can operate without CPU intervention, enabling deterministic real-time responses while the core sleeps. This combination reduces total active time and supports low average-power budgets in event-driven designs.
Typical applications include IoT sensor nodes, low-power wireless transmitters, home automation, consumer electronics user interfaces, battery-powered instruments, and LED lighting control. The 14-SOIC package suits hand-soldered prototypes and cost-sensitive production where a through-hole free design is acceptable.
When designing, allocate adequate decoupling (100nF close to VDD) and consider the 32MHz internal oscillator's tolerance if UART accuracy is critical - switching to the 32kHz LFINTOSC plus PLL, or an external crystal, may be required for tight baud-rate timing. The SOIC-14 thermal envelope is comfortable for this MCU class.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes beyond the manufacturer datasheet to help engineers compare, source, and integrate the PIC16LF15325-E/SL efficiently.
드롭인 대체품: PIC16LF15325-E/SL — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: PIC16LF15325-E/SL (동일 폼 팩터 및 풋프린트) — 차이점: Comparators, Package, ADC, DAC, Data SRAM.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
PIC16F15325-I/SL
✅ 드롭인✓ 재고 있음
$0.95 / 개
데이터시트 보기 →PIC16LF15324-I/P
✅ 드롭인✓ 재고 있음
$0.78 / 개
데이터시트 보기 →PIC16LF15345-I/SL
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
PIC16LF15325-E/SL 최대 정격 & 전기적 특성
| Core Architecture | 8-bit PIC RISC (enhanced mid-range) |
| Family | PIC16(L)F153xx |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data SRAM | 1 KB |
| Data EEPROM | 256 bytes |
| Maximum CPU Speed | 32 MHz |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| 동작 온도 | -40C to +125C (E = Extended) |
| I/O Pins | 12 |
| ADC | 12-bit ADC2 with computation, up to 11 channels |
| DAC | 5-bit DAC |
| Comparators | 2 |
| PWM Outputs | 4 (10-bit) |
| CLC | 4 Configurable Logic Cells |
| CWG | Complementary Waveform Generator |
| EUSART | 2 (LIN/IrDA/SPI) |
| SPI / I2C | 1 MSSP (SPI/I2C) |
| 패키지 | 14-pin SOIC (SO-14, SL suffix) |
| RoHS 상태 | Compliant |
PIC16LF15325-E/SL 핀 구성
| 핀 1 | RA5 — Bidirectional I/O; analog input; IOC |
| 핀 2 | RA4 — Bidirectional I/O; analog input; IOC |
| 핀 3 | RA3/MCLR — I/O or Master Clear (reset) input |
| 핀 4 | RA2 — Bidirectional I/O; analog input; DAC reference |
| 핀 5 | RA1 — Bidirectional I/O; analog input; DAC output |
| 핀 6 | RA0 — Bidirectional I/O; analog input |
| 핀 7 | VSS — Ground reference |
| 핀 8 | RA7 — Bidirectional I/O; analog input; DAC reference |
| 핀 9 | RA6 — Bidirectional I/O; analog input |
| 핀 10 | RC5 — Bidirectional I/O; analog input; PWM |
| 핀 11 | RC4 — Bidirectional I/O; analog input; PWM |
| 핀 12 | RC3 — Bidirectional I/O; analog input; SPI/I2C |
| 핀 13 | RC2 — Bidirectional I/O; analog input; SPI/I2C |
| 핀 14 | VDD — Positive supply (1.8V to 3.6V) |
일반적인 애플리케이션
PIC16LF15325-E/SL 적합 용도: 6 애플리케이션s: Battery-Powered IoT Sensor Nodes, Consumer Appliance User Interfaces, Automotive Interior Lighting and Switch Panels, Industrial Sensor Conditioning, Portable Medical Monitoring Devices, Smart Home Switches and Dimmers.
Battery-Powered IoT Sensor Nodes
The PIC16LF15325-E/SL is well-suited for coin-cell powered IoT sensor nodes because of its 1.8V-3.6V LF supply range and XLP nanoWatt sleep currents. The 14KB Flash fits typical sensor-fusion state machines, while the 12-bit ADC2 with computation can oversample and average sensor data without waking the CPU. The 4 Configurable Logic Cells (CLC) allow hardware-only event filtering, and the integrated temperature indicator removes the need for an external temp sensor. Designers can pair this MCU with a sub-GHz or BLE radio using the SPI/I2C MSSP. Average sleep currents below 100nA extend coin-cell life to 3-5 years. The 32MHz core provides sufficient MIPS for periodic radio packet preparation before returning to sleep, optimizing total energy budget.
추천
Consumer Appliance User Interfaces
For consumer appliance UI boards, the PIC16LF15325-E/SL provides ample GPIO for keypad scanning and LED/PWM driving in a compact 14-SOIC package. The 4 PWMs and Complementary Waveform Generator (CWG) simplify dimming and half-bridge driver control, while the 5-bit DAC provides reference voltages for low-cost analog front-ends. Its 32MHz performance supports debounced capacitive-touch scanning and graphical LCD driving via SPI. The 256-byte EEPROM stores user settings without Flash wear, ideal for configuration persistence. Extended -40C to +125C temperature rating supports kitchen and laundry environments. Engineers can use the CLC to debounce mechanical keys in hardware, freeing the CPU for higher-level UI logic and ensuring deterministic response times.
추천
Automotive Interior Lighting and Switch Panels
The PIC16LF15325-E/SL is suitable for automotive interior lighting modules where its extended -40C to +125C temperature range and robust peripheral set handle LED dimming and switch matrix scanning. The 4 PWMs and CWG generate flicker-free PWM for ambient lighting, while the 2 comparators support threshold-based switch detection. The 12-bit ADC2 reads back LED current via sense resistors with hardware oversampling, eliminating periodic CPU intervention. LIN-compatible EUSARTs connect to automotive body controllers for network integration. The LF voltage range supports 3V automotive rails. For higher-voltage 12V direct connection, an external LDO is required, but the MCU's CIP architecture minimizes interrupt load during lighting transitions.
추천
Industrial Sensor Conditioning
The PIC16LF15325-E/SL integrates a 12-bit ADC2 with hardware oversampling and a 5-bit DAC plus 2 comparators - a complete analog front-end for 4-20mA or 0-10V industrial sensor conditioning. The CLCs can implement digital filters and Schmitt-trigger cleanup on comparator outputs, while the CWG drives optocoupler LEDs for isolated digital outputs. The 14KB Flash holds Modbus RTU framing libraries and sensor calibration tables, and the 256B EEPROM stores per-unit calibration constants. The 32MHz CPU executes floating-point temperature compensation at sub-millisecond rates. Extended temperature rating supports industrial cabinet environments.
추천
Portable Medical Monitoring Devices
The PIC16LF15325-E/SL supports portable medical monitoring such as pulse oximeters, digital thermometers, and single-parameter patient wearables where low power and accurate ADC conversion are critical. The 12-bit ADC2 with computation performs oversampled PPG or thermocouple cold-junction compensation with hardware averaging, offloading CPU time. The XLP nanoWatt sleep mode keeps quiescent current below 100nA in standby, extending battery life on small lithium cells. The EUSART connects to BLE modules for wireless telemetry, while the 5-bit DAC drives low-power LCD bias rails. With -40C to +125C operation, this MCU tolerates sterilization and body-temperature environments. The 32KB Flash addresses secure bootloaders for medical firmware integrity.
추천
Smart Home Switches and Dimmers
The PIC16LF15325-E/SL is a strong fit for smart wall switches and dimmers where line-voltage zero-cross detection and triac/MOSFET driving require precise timing. The integrated Zero-Cross Detect (ZCD) peripheral and CWG generate phase-controlled dimming waveforms entirely in hardware, freeing the CPU for Zigbee or Wi-Fi protocol handling via SPI. The 12-bit ADC2 monitors current sensing for overload detection, and the CLC implements capacitive touch sensor decoding without CPU wakeup. Its compact 14-SOIC footprint fits behind standard wall plates, and 256B EEPROM retains user-set dimming levels across power cycles. The 1.8V-3.6V supply suits 3.3V LDO designs downstream of rectified line voltage.
추천
추천 제품 요약
엔지니어링 참조 데이터: PIC16LF15325-E/SL — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | PIC16F15325-I/SL | PIC16LF15324-I/P | PIC16LF15345-I/SL |
|---|---|---|---|---|
| Package | SOIC-14 (SL) | SOIC-14 - same | PDIP-14 (also SOIC-14 variant) | SOIC-14 - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Supply Voltage | 1.8 V to 3.6 V (LF) | 2.3 V to 5.5 V (F) | 1.8 V to 3.6 V (LF) | 1.8 V to 3.6 V (LF) |
| Flash Memory | 14 KB (8K x 14) | 14 KB (8K x 14) | 7 KB (-50%) | 14 KB |
| SRAM | 1 KB | 1 KB | 512 B | 1 KB |
| EEPROM | 256 B | 256 B | 256 B | 256 B |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| ADC | 12-bit ADC2, 11 ch | 12-bit ADC2, 11 ch | 10-bit ADC, 11 ch | 12-bit ADC2, 17 ch |
| I/O Pins | 12 | 12 | 12 | 12 |
| Unit Price (qty 1000) | USD 0.74 | USD 0.78 | USD 0.62 | USD 0.95 |
주요 차별점
- Lowest operating voltage in the PIC16F153xx family (vs PIC16F15325-I/SL)
- Higher Flash density than PIC16LF15324 (vs PIC16LF15324-I/P)
- More ADC channels than PIC16LF15345 in same SOIC-14 (vs PIC16LF15345-I/SL)
설계 노트
For ultra-low-power designs, leverage the PIC16LF15325-E/SL XLP nanoWatt sleep modes: Retention Sleep typically <100 nA, and the device can wake via CLC, IOC, or RTCC interrupts without CPU intervention. Place a 100nF decoupling capacitor within 3 mm of VDD (pin 14), and add a 10uF bulk capacitor if the supply has long trace impedance. Avoid toggling unused pins to prevent parasitic current leakage.
The SOIC-14 footprint allows hand-soldering but consider a reflow profile with peak temperature under 250C to avoid damaging the plastic package. Keep the MCLR/RA3 trace short if used as reset, and route crystal or external oscillator traces symmetrically if used. Place the VSS (pin 7) directly above a continuous ground pour stitched with vias to the bottom layer for thermal and EMI performance.
The internal 32MHz HFINTOSC has +/- 2% accuracy across voltage/temperature; for tight UART baud-rate timing or USB Low-Speed (if migrated to PIC16LF1455), switch to an external 32.768 kHz crystal with PLL, or an external high-frequency crystal. For PWM accuracy in motor control applications, use the HFINTOSC with the PWM timer base to minimize jitter to under 50 ns.
Do not exceed 3.6V on VDD; the LF variant has no 5V tolerance and will latch-up above 4V. Always configure the PPS (Peripheral Pin Select) lock bits to prevent accidental remapping during firmware updates. The 14-bit Flash word means arrays must be sized to half the byte count; use compiler attributes like __packed or the appropriate type qualifier to avoid memory overruns.
규정 준수 정보
RoHS and REACH compliant per Microchip product page and LCSC listings. The -E suffix indicates Extended -40C to +125C operating temperature. For AEC-Q100 automotive grade, refer to the -VAO suffix variants; this SL suffix is industrial grade.
