PIC16F1575T-I/SL - 14KB Flash 8-bit MCU 32MHz | Microchip
MPN: PIC16F1575T-I/SL ✓ فعالPIC16F1575T-I/SL جائزہ
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), and programmable I/O peripherals. The PIC16F family uses Microchip's enhanced mid-range 8-bit RISC architecture with a 14-bit instruction word, balancing deterministic execution, low power consumption, and ease of use. PIC microcontrollers sit within the broader taxonomy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. The PIC16F1575 belongs to the PIC16(L)F157x sub-family, distinguished by 16-bit PWM peripherals for fine-grained control of LED lighting, motor drives, and power conversion.
Key features include four independent 16-bit PWM channels (16-bit resolution versus the typical 10-bit PWM of competing MCUs), a 10-bit ADC with up to 12 channels, two comparators, one 5-bit DAC, CWG for dead-band control in half-bridge and full-bridge topologies, PPS for flexible pin assignment, and EUSART supporting LIN and RS-232. The wide 2.3V to 5.5V operating range (PIC16F variant, 'F' = standard voltage) covers 3.3V and 5V rails common in industrial and consumer designs. The industrial temperature grade -40C to +85C suits most indoor and protected outdoor environments.
Architecturally, the PIC16F1575 uses a Harvard bus with separate program and data paths, 49 instructions, and a hardware stack depth of 16. The 32MHz internal oscillator eliminates external crystals in cost-sensitive designs. CoreMark performance is sufficient for sensor fusion, lighting protocols, and simple UI loops, while CWG plus 16-bit PWM enable direct generation of phase-shifted gate-drive waveforms without an external gate-driver IC in many cases.
Typical applications include LED lighting drivers (constant-current RGBW and dim-to-warm), complementary half-bridge motor control for low-voltage BLDC fans, digital power-supply housekeeping loops, battery charging management for 1-2S Li-Ion packs, and general-purpose sensor hubs with PWM-driven haptic feedback. The four 16-bit PWMs also simplify sensorless BLDC commutation when combined with zero-cross detection from the on-chip comparators.
When designing with this MCU, allocate at least one PWM channel as the system tick or for a status LED to confirm firmware boot. The PPS remapping feature simplifies PCB routing but requires careful attention to digital-isolator and boot-loader pin assignments - not every peripheral output can be routed to every I/O.
This page synthesizes distributor pricing, drop-in alternatives, application examples, and practical design notes not consolidated in the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل PIC16F1575T-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 PIC16F1575T-I/SL (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف ADC, Operating Temperature, Package, DAC, Data EEPROM.
PIC16F1575-I/SL
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F1574-I/SL
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F1575T-I/SL زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | PIC16 enhanced mid-range 8-bit RISC |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data Memory (RAM) | 1 KB |
| Maximum CPU Frequency | 32 MHz |
| Operating Voltage Range | 2.3 V to 5.5 V |
| PWM Channels | 4 x 16-bit (independent timers) |
| ADC | 10-bit, up to 12 channels |
| DAC | 5-bit, 1 channel |
| Comparators | 2 |
| EUSART | Yes (LIN/RS-232 capable) |
| Complementary Waveform Generator (CWG) | Yes (with dead-band control) |
| Peripheral Pin Select (PPS) | Yes |
| پیکیج | 14-pin SOIC (SL), 3.90 mm body width |
| ماؤنٹنگ ٹائپ | Surface Mount |
| آپریٹنگ درجہ حرارت | -40 C to +85 C (Industrial, 'I' suffix) |
| RoHS اسٹیٹس | Compliant |
PIC16F1575T-I/SL پن کنفیگریشن
| پن 1 | VDD — Positive power supply (2.3V to 5.5V) |
| پن 2 | RA5 — GPIO RA5 / PWM4 / digital I/O |
| پن 3 | RA4 — GPIO RA4 / PWM3 / digital I/O |
| پن 4 | MCLR/VPP — Master clear (active-low reset) / programming voltage input |
| پن 5 | VSS — Ground reference |
| پن 6 | RB4 — GPIO RB4 / digital I/O |
| پن 7 | RB5 — GPIO RB5 / digital I/O |
| پن 8 | RB6 — GPIO RB6 / ICSPCLK / digital I/O |
| پن 9 | RB7 — GPIO RB7 / ICSPDAT / digital I/O |
| پن 10 | RC0 — GPIO RC0 / PWM1 / digital I/O |
| پن 11 | RC1 — GPIO RC1 / PWM2 / digital I/O |
| پن 12 | RC2 — GPIO RC2 / digital I/O |
| پن 13 | RC3 — GPIO RC3 / digital I/O |
| پن 14 | RA0 — GPIO RA0 / ICSPDAT / analog input / digital I/O |
عام استعمالات
PIC16F1575T-I/SL کے لیے موزوں ہے 6 ایپلیکیشنs: LED Lighting Controllers (RGBW/Dim-to-Warm), BLDC Fan / Low-Voltage Motor Control, Digital Power Supply Housekeeping, Battery Charging Management (1-2S Li-Ion), Haptic Feedback and Sensor Hubs, General Purpose Mixed-Signal Control.
LED Lighting Controllers (RGBW/Dim-to-Warm)
The PIC16F1575T-I/SL's four independent 16-bit PWM channels deliver 65536-step resolution per channel, supporting smooth logarithmic dimming curves required for high-end architectural and stage lighting. According to the datasheet, each PWM has its own timer, eliminating software jitter when driving RGBW constant-current LED drivers such as the AL8860 or LM3409. The on-chip CWG generates phase-shifted gate drive for half-bridge and full-bridge LED topologies, while the 5-bit DAC and comparators handle analog dim-to-warm color-temperature feedback. Compared with 10-bit PWM MCUs, the 16-bit PWM enables sub-1 LSB dimming at low brightness, eliminating visible flicker in dim-to-off transitions common in residential lighting.
تجویز کردہ
BLDC Fan / Low-Voltage Motor Control
The PIC16F1575T-I/SL drives sensored and sensorless BLDC fans up to several hundred mA by combining three of its 16-bit PWMs with the Complementary Waveform Generator (CWG). CWG inserts programmable dead-time (in 4-bit increments) to prevent shoot-through in half-bridge MOSFET pairs, while the on-chip comparators sense back-EMF zero crossings for sensorless commutation. At 32 MHz the MCU computes next-cycle timing in under 1 us, well inside the 10-100 us electrical period of small fans. The wide 2.3V to 5.5V supply allows direct battery connection in 1S Li-Ion or 2-3 AA packs, while industrial -40C to +85C rating supports fan-tray and appliance use.
تجویز کردہ
Digital Power Supply Housekeeping
The PIC16F1575T-I/SL acts as a housekeeping MCU in isolated DC-DC converters, supervising enable sequencing, fault monitoring, and PMBus/I2C telemetry. Its 10-bit ADC samples output voltage and current sense at up to 100 ksps, while the 16-bit PWMs generate synchronous rectifier timing signals or auxiliary rails. The EUSART port handles UART-based firmware upgrades without external boot loader circuitry. Compared with fixed-function housekeeping ASICs, this MCU offers firmware-definable OV/UV/OC thresholds and supports field firmware updates via I2C. The PPS peripheral reassigns comparator and PWM outputs to different pins, simplifying PCB layout in dense quarter-brick modules.
تجویز کردہ
Battery Charging Management (1-2S Li-Ion)
The PIC16F1575T-I/SL implements CC/CV charging algorithms for 1S or 2S Li-Ion packs by combining ADC current sensing, PWM-controlled buck converter duty cycle, and EUSART status reporting. Its 2.3V to 5.5V supply accommodates direct USB 5V input, and the 16-bit PWM enables fine current-resolution steps (sub-mA) during the constant-voltage tail. The 14-pin SOIC package fits inside the cable end of a USB-C charger dongle, and the on-chip comparators terminate charge on full-current slope change. Compared with dedicated charger ICs, this MCU adds programmable chemistry profiles, NTC thermistor monitoring, and field firmware updates.
تجویز کردہ
Haptic Feedback and Sensor Hubs
The PIC16F1575T-I/SL serves as a sensor-hub MCU in wearables and IoT peripherals, using its ADC to read accelerometers, hall sensors, or capacitive touch, and its 16-bit PWMs to drive LRA/ERM haptic actuators. PWM resolution is critical here: a 16-bit PWM at 32 MHz can generate 200 kHz LRA drive signals with 250-step amplitude control, exceeding the typical 10-bit PWM resolution. The CWG generates complementary drive with dead-band, eliminating the external gate-driver IC. PPS allows the same firmware to route PWM to different actuator pins across SKUs, reducing BOM variants.
تجویز کردہ
General Purpose Mixed-Signal Control
The PIC16F1575T-I/SL is well-suited as a general-purpose mixed-signal controller for industrial sensor nodes, low-end HMI, and appliance control. It combines 10-bit ADC for analog sensor readout, two comparators for window-detection, 5-bit DAC for analog set-point output, EUSART for RS-232/LIN communication, and PPS for flexible PCB routing. The 14-pin SOIC footprint balances GPIO count with board area, fitting in 50 mm x 30 mm sensor modules. At 32 MHz and 8 MIPS, the MCU executes 100 kS/s control loops with overhead for UART command processing and LED status indication.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16F1575T-I/SL — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16F1575-I/SL | PIC16F1574-I/SL |
|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 14-pin SOIC (SL) | 14-pin SOIC (SL) - same | 14-pin SOIC (SL) - same |
| Program Memory (Flash) | 14 KB | 14 KB | 7 KB |
| RAM | 1 KB | 1 KB | 1 KB |
| Maximum CPU Frequency | 32 MHz | 32 MHz | 32 MHz |
| Operating Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| PWM Channels | 4 x 16-bit | 4 x 16-bit | 4 x 16-bit |
| ADC | 10-bit, up to 12 channels | 10-bit, up to 12 channels | 10-bit, up to 12 channels |
| Carrier Format | Tape & Reel | Tube | Tape & Reel |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
اہم امتیازی خصوصیات
- Four independent 16-bit PWM channels versus typical 10-bit PWM in competing 8-bit MCUs (بمقابلہPIC16F1574-I/SL)
- Tape-and-reel carrier format for high-volume SMD assembly (بمقابلہPIC16F1575-I/SL)
- On-chip Complementary Waveform Generator (CWG) with programmable dead-band (بمقابلہPIC16F1503-I/SL (older PIC16F150x family))
ڈیزائن نوٹس
The PIC16F1575T-I/SL draws up to approximately 8 mA active at 32 MHz and 5 V (verify against the datasheet's DC characteristics table). Place a 100 nF decoupling capacitor within 3 mm of VDD (pin 1) and a bulk 1-10 uF capacitor on the same rail. The internal 32 MHz HFINTOSC eliminates the need for an external crystal in most cost-sensitive designs, but adds 1-2% frequency error versus an external crystal - acceptable for PWM timing but unsuitable for UART at high baud rates.
Pin 4 (MCLR/VPP) must be tied to VDD through a 10 kohm pull-up resistor for normal operation; floating MCLR causes erratic resets. When using ICSP (In-Circuit Serial Programming), connect a resistor (typically 4.7 kohm) on ICSPCLK/ICSPDAT (RB6/RB7) to prevent programming contention. The 16-bit PWM timers are clocked from Fosc/4 = 8 MHz at 32 MHz CPU; do not assume the default PWM frequency - it is set by the PR2/PR4 registers and can range from 122 Hz to 32 MHz.
Route analog inputs (RA0-RA5 when configured as ADC) away from PWM outputs to minimize digital coupling into ADC samples. The PIC16F1575 datasheet recommends a ground plane under the SOIC footprint to reduce digital switching noise on ADC readings; for 10-bit ADC accuracy this is generally sufficient. PPS-routed signals should be confirmed against the device-specific PPS table - not every peripheral can map to every pin.
تعمیل کی معلومات
RoHS and lead-free per Microchip product page. Not AEC-Q100 qualified (industrial grade only). REACH compliance not explicitly stated in verified web data - set to 'unknown' as a precaution. Halogen-free status not documented in the verified data.
