PIC16F1574-I/SL Microchip Integrated Circuit (Small Outline Packages) In Stock
The PIC16F1574-I/SL is an 8-bit PIC16 microcontroller from Microchip featuring 7 KB of Flash, 512 bytes of RAM, a 16-bit PWM, and a 10-bit ADC running up to 32 MHz in a 14-pin SOIC package. It also integrates a DAC channel for analog output without external components. Designed for cost-sensitive motor control, lighting, and sensor applications.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- PIC16F1574-I/SL Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2800(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PIC16F1574-I/SL?
- 8-bit PIC16 CPU clocked up to 32 MHz with 7 KB Flash and 512 bytes RAM supporting moderately complex control firmware in a compact 14-pin SOIC footprint
- Integrated 16-bit PWM and 10-bit ADC plus DAC channel enabling closed-loop motor control or LED dimming without any external analog components
- Low-cost 14-pin SOIC package with 6-week lead time and 13-year YTEOL making it a reliable long-lifecycle choice for high-volume appliance and industrial designs
What is PIC16F1574-I/SL used for?
The PIC16F1574-I/SL is suited for single-phase motor speed control, LED driver circuits, and BLDC commutation applications where the 16-bit PWM provides smooth duty-cycle resolution and the 10-bit ADC samples feedback signals at up to 32 MHz throughput. Its integrated DAC channel allows the microcontroller to set analog reference voltages for external comparators or op-amps without a separate DAC IC, reducing BOM cost in smart lighting and power supply control boards. The compact 14-pin SOIC footprint and low unit cost also make it attractive in consumer appliances, smart sensors, and industrial timers where a small 8-bit controller with mixed-signal peripherals replaces discrete logic.
What are the specifications of PIC16F1574-I/SL?
| Manufacturer Package Code | SOIC-14 |
| Factory Lead Time | 6Weeks |
| YTEOL | 13 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC16 |
| Clock Frequency-Max | 32MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 12 |
| Number of Serial I/Os | 1 |
| Number of Timers | 7 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.24 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| RAM (bytes) | 512 |
| ROM (words) | 7168 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 20MHz |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 2.5V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Where can I find the PIC16F1574-I/SL datasheet?
PIC16F1574-I/SL Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC16F1574-I/SL?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the 16-bit PWM in the PIC16F1574-I/SL improve motor or LED control resolution compared to an 8-bit PWM?
A 16-bit PWM provides 65,536 duty-cycle steps versus 256 steps for an 8-bit PWM, improving resolution by a factor of 256. At a 32 MHz CPU clock the 16-bit PWM can generate switching frequencies from a few Hz up to hundreds of kHz while still maintaining fine duty-cycle control, enabling smoother LED dimming without visible flicker below 1% brightness and more precise motor torque regulation in BLDC and stepper driver applications.
Can the PIC16F1574-I/SL generate an analog output without an external DAC, and at what resolution?
Yes, the PIC16F1574-I/SL includes an on-chip DAC channel that produces an analog voltage output referenced to the supply or an internal reference. The DAC provides 5-bit resolution (32 output levels) between ground and the reference voltage, allowing the MCU to set a variable analog threshold or reference voltage for an external comparator or op-amp directly from firmware, eliminating the cost and board space of a standalone DAC IC in simple analog output applications.
For a 14-pin SOIC PCB redesign, what is the maximum Flash and RAM available in the PIC16F1574-I/SL?
The PIC16F1574-I/SL provides 7 KB of Flash program memory and 512 bytes of SRAM data memory. This is sufficient to hold a moderately complex firmware image with an RTOS tick, a PID control loop, UART communication, and lookup tables for motor commutation, while the 512 bytes of RAM supports stack frames and circular buffers for sensor data at a 32 MHz execution rate. Designs requiring more memory can step up to larger PIC16F family members in the same SOIC-14 footprint.
When is PIC16F1574-I/SL a lower-cost alternative to a 32-bit Cortex-M0 microcontroller in a simple sensor or actuator design?
The PIC16F1574-I/SL is the lower-cost choice when the control task fits within its 7 KB Flash, 512 bytes RAM, 8-bit data width, and 32 MHz clock, and when the design needs only 14 pins. In single-function applications such as a fan speed controller reading 1 ADC channel and driving 1 PWM output, the PIC16 BOM cost is typically 30% to 50% less than a comparable Cortex-M0 device at 10,000-unit volumes, and the 14-pin SOIC package avoids the fine-pitch soldering challenges of smaller QFN packages used by many Cortex-M0 products.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.2800 | $0.28 |
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