PIC16LF1615-I/SL - 8-bit 32MHz 14KB Flash MCU | Microchip | SOIC-14
MPN: PIC16LF1615-I/SL ✓ فعالPIC16LF1615-I/SL جائزہ
Background: An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU core, Flash program memory, SRAM data memory, and peripherals such as timers, ADCs, and communication interfaces on one silicon die. The '8-bit' designation refers to the ALU and data bus width, which sets the natural operand size for arithmetic, register operations, and I/O handling. PIC microcontrollers sit in the broader taxonomy of embedded microcontrollers -> microcontrollers -> microprocessors -> integrated circuits, and the PIC16 sub-family targets ultra-low-power, cost-sensitive applications using a Harvard RISC architecture.
Key features include 14 KB self-programmable Flash, 1 KB RAM, 256 B EEPROM, up to 32 MHz internal oscillator, 10-bit ADC, Zero-Cross Detect (ZCD) for TRIAC/solid-state-relay control, Configurable Logic Cell (CLC), Complementary Waveform Generator (CWG), and Peripheral Pin Select (PPS). The device also includes an integrated temperature indicator, multiple I/O ports with interrupt-on-change, and Microchip's eXtreme Low Power (XLP) technology providing nanoWatt deep-sleep modes below 50 nA typical.
The PIC16LF1615 uses Microchip's enhanced mid-range core with a 14-bit instruction word and a hardware stack of 16 levels. The 10-bit ADC supports up to 12 channels with hardware Capacitive Voltage Divider (CVD) for capacitive-touch sensing, and the CRC module supports memory integrity checking for IEC 60730 class B safety compliance. PPS allows mapping digital peripherals (UART, SPI, PWM, CLC outputs) to a wide choice of RPn pins, greatly simplifying PCB layout.
Typical applications include LED lighting controls with TRIAC dimming, capacitive touch user interfaces, battery-powered IoT sensor nodes, white-goods and home-appliance user modules, and functional-safety embedded sub-systems where CRC scan and WWDT are required for IEC 60730 / UL 60730 compliance in household appliances.
Design consideration: When migrating from the 5V PIC16F1615 to the LF variant, verify that the application's analog references, VOH levels, and peripheral operating ranges stay inside the 1.8V-3.6V supply envelope. Use the PPS register to remap peripherals before relying on default pin assignments, and place a 0.1 µF ceramic VDD bypass capacitor within 5 mm of the VDD pin.
This page synthesizes distributor pricing, drop-in alternatives in the SOIC-14 footprint, and practical design notes not found in the manufacturer datasheet alone.
کے لیے ڈراپ اِن متبادل PIC16LF1615-I/SL — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں PIC16LF1615-I/SL (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, ADC, I/O Pins, MSL Level, Operating Temperature.
PIC16F1615-I/SL
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1615T-I/SL
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1615-I/P
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1554-I/SL
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1574-I/ST
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1503-I/SL
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16LF1615-I/SL زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Series | PIC® XLP™ 16F |
| Core Processor | PIC |
| Core Size | 8-Bit |
| Maximum CPU Speed | 32 MHz |
| Program Memory Size | 14 KB (8K x 14) |
| Program Memory Type | FLASH |
| RAM Size | 1 KB |
| EEPROM Size | 256 B |
| Supply Voltage Range | 1.8 V to 3.6 V |
| آپریٹنگ درجہ حرارت رینج | -40 C to +85 C (Industrial, 'I') |
| پیکیج | 14-SOIC (3.90 mm body, SL) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| ADC | 10-bit ADC2 with CVD, up to ~12 channels |
| Peripherals | ZCD, CWG, CLC, WWDT, CRC/Scan, PPS |
| Low-Power Modes | XLP nanoWatt, Sleep < 50 nA typical |
| Connectivity | I2C, SPI, UART/USART |
| Lead-Free / RoHS | Lead-Free / RoHS Compliant |
| MSL لیول | MSL 1 (unlimited floor life at <30 C / 85% RH) |
| Oscillator | Internal 32 MHz, with PLL option |
PIC16LF1615-I/SL پن کنفیگریشن
| پن 1 | RA3/MCLR — Digital I/O / Master Clear (reset) input, weak pull-up enabled in configuration |
| پن 2 | RA0 — PORTA bit 0, analog-capable, ICSPDAT |
| پن 3 | RA1 — PORTA bit 1, analog-capable, ICSPCLK |
| پن 4 | RA2 — PORTA bit 2, analog-capable |
| پن 5 | RC0 — PORTC bit 0, analog-capable |
| پن 6 | RC1 — PORTC bit 1, analog-capable |
| پن 7 | RC2 — PORTC bit 2, analog-capable |
| پن 8 | RC3 — PORTC bit 3, analog-capable, SMBus I/O optional |
| پن 9 | RC4 — PORTC bit 4, analog-capable, SMBus clock optional |
| پن 10 | RC5 — PORTC bit 5, analog-capable, configurable logic I/O |
| پن 11 | RB4 — PORTB bit 4, IOC-capable, PPS I/O |
| پن 12 | RB5 — PORTB bit 5, IOC-capable, PPS I/O |
| پن 13 | RB6 — PORTB bit 6, IOC-capable, ICSPCLK / PPS I/O |
| پن 14 | VSS — Ground reference |
عام استعمالات
PIC16LF1615-I/SL کے لیے موزوں ہے 6 ایپلیکیشنs: LED Lighting Control with TRIAC Dimming, Capacitive Touch User Interface, Battery-Powered IoT Sensor Node, Home Appliance Functional Safety Sub-System, Smart Sensor Front-End with Analog Conditioning, General-Purpose 8-bit Embedded Control Module.
LED Lighting Control with TRIAC Dimming
The PIC16LF1615-I/SL is a natural fit for LED lighting drivers using TRIAC phase-cut dimming. Its integrated Zero-Cross Detect (ZCD) directly senses the AC mains zero crossings without an external comparator, while the Complementary Waveform Generator (CWG) drives the MOSFET half-bridge with programmable dead-band to prevent shoot-through. The XLP nanoWatt sleep mode keeps standby current under 50 nA, which is critical for always-on mains-connected controllers. Compared to discrete analog solutions, this integration reduces BOM by 8-10 components and improves dimmer compatibility across leading-edge (forward-phase) and trailing-edge (reverse-phase) dimmers used in retrofit LED bulbs.
تجویز کردہ
Capacitive Touch User Interface
The PIC16LF1615-I/SL's 10-bit ADC2 with hardware Capacitive Voltage Divider (CVD) supports up to 12 capacitive-touch channels with automatic scan and noise-robust averaging. The Configurable Logic Cell (CLC) can be wired to wake the MCU from sleep when a touch is detected, keeping average current below 5 µA. Designers typically pair it with the Peripheral Pin Select (PPS) for flexible PCB routing of the touch electrodes. This makes the F1615 ideal for white-goods front panels, induction-cooktop sliders, and appliance touch keypads where IEC 60730 safety-class compliance is mandatory.
تجویز کردہ
Battery-Powered IoT Sensor Node
The PIC16LF1615-I/SL is well suited to coin-cell or Li-SOCl2 battery-powered IoT sensor endpoints. Its 1.8V-3.6V supply range matches a single Li-ion or 2x AA cells, the XLP deep-sleep current under 50 nA typical stretches multi-year battery life, and the 32 MHz core provides enough MIPS to run Zigbee or LoRaWAN MAC layers on the integrated UART/SPI peripherals. Compared to the PIC16F1615, the LF variant saves ~30% energy in sleep mode, critical for sub-1 mA average current budgets. A typical configuration board would pair it with a sub-GHz or BLE module, with the F1615 acting as the sensor I/O master.
تجویز کردہ
Home Appliance Functional Safety Sub-System
The PIC16LF1615-I/SL includes on-chip CRC/Scan and a Windowed Watchdog Timer (WWDT), both required for IEC 60730 / UL 60730 Class B safety compliance in household appliances such as washing machines, dishwashers, and ovens. Microchip supplies Class B safety libraries that integrate the CRC scan over Flash/RAM and the WWDT windowed heartbeat monitoring with deterministic firmware validation. The 14-SOIC fits on the small sub-board wired in larger household appliances. Compared to an external safety supervisor, this integration cuts BOM by 2-3 parts and reduces PCB area by ~30%.
تجویز کردہ
Smart Sensor Front-End with Analog Conditioning
The PIC16LF1615-I/SL's 10-bit ADC2 with hardware oversampling, combined with the Configurable Logic Cell (CLC) and Peripheral Pin Select (PPS), allows designers to build a smart sensor front-end with on-chip signal conditioning. The ADC supports differential inputs, capacitive sensing, and temperature-indicator channels for thermistor or RTD compensation. Typical applications include industrial 4-20 mA loop-powered transmitters, HVAC sensor modules, and environmental monitors. The 1.8V-3.6V supply pairs directly with 3.3V sensor rails, and PPS removes layout constraints on the analog front-end PCB.
تجویز کردہ
General-Purpose 8-bit Embedded Control Module
The PIC16LF1615-I/SL is a versatile general-purpose 8-bit MCU for cost-sensitive embedded modules such as HVAC controls, fan drivers, pump controllers, and small motor control loops. Its 32 MHz core, 14 KB Flash, 1 KB SRAM, and rich peripheral set (UART, SPI, I2C, PWM, CWG) cover most low-to-mid complexity control tasks. The CWG drives half-bridges for BLDC or brushed DC motors with programmable dead-band and shutdown logic. Combined with the wide 1.8V-3.6V supply, the F1615 supports direct Li-ion, 2x AA, or regulated 3.3V system rails.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16LF1615-I/SL — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16F1615-I/SL | PIC16LF1615T-I/SL | PIC16LF1554-I/SL | PIC16LF1503-I/SL |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 14-SOIC (SL) | 14-SOIC (SL) - same | 14-SOIC (SL) - same | 14-SOIC (SL) - same | 14-SOIC (SL) - same |
| Supply Voltage Range | 1.8 V to 3.6 V | 1.6 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 |
| Flash Program Memory | 14 KB (8K x 14) | 14 KB | 14 KB | 7 KB (-50%) | 3.5 KB (-75%) |
| RAM Size | 1 KB | 1 KB | 1 KB | 512 B (-50%) | 128 B (-87%) |
| Maximum CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| ADC | 10-bit ADC2 with CVD | 10-bit ADC2 with CVD | 10-bit ADC2 with CVD | 10-bit ADC (no CVD) | 10-bit ADC |
| Special Peripherals | ZCD, CWG, CLC, WWDT, CRC, PPS | ZCD, CWG, CLC, WWDT, CRC, PPS | ZCD, CWG, CLC, WWDT, CRC, PPS | PPS, fewer peripherals | Minimal set, no ZCD/CWG/CLC |
| Unit Price (qty 1, approx) | $1.62 | $1.65 | $1.55 | $1.25 | $0.95 |
اہم امتیازی خصوصیات
- Integrated ZCD + CWG + CLC + CRC + WWDT in a single 14-SOIC (بمقابلہPIC16LF1503-I/SL)
- 32 KB Flash with hardware CVD capacitive-touch and PPS routing (بمقابلہPIC16LF1554-I/SL)
- XLP nanoWatt deep-sleep below 50 nA typical (بمقابلہPIC16F1615-I/SL)
ڈیزائن نوٹس
Decouple VDD/VSS with a 0.1 µF X7R ceramic capacitor placed within 5 mm of the VDD pin, plus a 10 µF bulk capacitor on the main 3.3V rail. For noise-sensitive ADC applications, add a small ferrite bead between the digital supply and the AVdd/AVss pins to keep ADC reference noise below 1 LSB. The PIC16LF1615's nanoWatt deep-sleep mode draws under 50 nA typical but the brown-out reset (BOR) circuit adds ~1 µA; disable BOR via configuration bits if extreme low standby is required and the supply is well-regulated.
The 14-SOIC package has a typical thermal resistance of ~75 C/W junction-to-ambient. At 3.3V, 32 MHz and full peripheral activity, the device dissipates ~30 mW worst case, giving a junction-to-ambient rise of ~2.3 C above room temperature - well inside the -40 C to +85 C industrial range. For designs in enclosed housings above 60 C ambient, derate FOSC below 16 MHz to keep junction temperature comfortable.
Use ICP-OF sequencing (ICSPDAT and ICSPCLK on RA0/RA1) for in-circuit serial programming. Route the ICSP lines directly to a 6-pin header with no series components, and avoid placing decoupling on ICSPCLK pin to prevent programming failures. The PPS module lets you re-map UART/SPI/I2C to almost any RPn pin, but trace stubs should still be kept under 10 mm to avoid ringing on the high-speed SPI bus above 8 MHz.
Estimated: ignoring the WDT postscaler setting - the default 1:32 postscaler with a 16 MHz FOSC creates a 2 ms WDT timeout, which can prematurely reset a slow firmware boot loop. Configure the WDT postscaler to 1:256 or 1:512 for boot sequences longer than 100 ms. Also remember that CLC outputs and ZCD inputs can NOT be remapped via PPS - they are locked to specific pins on the 14-SOIC variant, so always cross-check the pinout table before designing the PCB.
For capacitive-touch sensing via ADC2 CVD, route the touch electrodes on the bottom or top layer under a ground-free keep-out and avoid ground pours within 1 cm of the electrode. Use 4-layer PCBs with a dedicated ground plane below the touch electrodes for best noise immunity. The CVD scan sequence with oversampling ratio set to 1:64 rejects 50/60 Hz mains hum and provides >100:1 SNR on touch-sensing PCBs.
تعمیل کی معلومات
RoHS and lead-free per Microchip product page; not AEC-Q100 qualified (industrial-grade 'I' temperature range only). The device supports IEC 60730 / UL 613 Class B safety library integration via on-chip CRC/Scan and WWDT but is not automotive-qualified. Halogen-free status not explicitly listed in web data - marked unknown.
