PIC16F1613-I/SL - 8-Bit 32MHz MCU 3.5KB Flash | Microchip
MPN: PIC16F1613-I/SL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.06 | $1.06 |
| 10 | $0.95 | $9.50 |
| 100 | $0.85 | $85.00 |
| 500 | $0.76 | $380.00 |
| 1,000 | $0.68 | $680.00 |
PIC16F1613-I/SL Overview
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash, SRAM), peripherals (ADC, timers, communication blocks), and I/O onto one die. Within Microchip's PIC® family hierarchy, this part belongs to the PIC16F1xxx enhanced mid-range class, which sits between the baseline PIC10/12/14 family and the 16-bit dsPIC®/PIC24 family. The PIC16F1613's XLP™ (eXtreme Low Power) technology targets battery-friendly designs, drawing currents in the microamp range during sleep.
Key features of the PIC16F1613-I/SL include: 14 SOIC package for through-hole-style surface-mount assembly on standard 0.154-inch SOIC land patterns; operating voltage range of 2.3V to 5.5V (F-version); up to 32 MHz internal oscillator with ±1% typical accuracy; on-chip 10-bit ADC with up to 8 channels; 5-bit DAC; and Core Independent Peripherals (CIPs) that offload tasks from the CPU. The -I suffix denotes the industrial temperature grade (-40°C to +85°C).
Technically, the PIC16F1613 uses a 14-bit instruction word architecture with single-cycle execution except for branches. Its CWG and SMT peripherals enable closed-loop motor control without CPU intervention, making the device attractive for small BLDC and stepper designs. The internal 32 MHz oscillator eliminates external crystals in many applications, reducing BOM cost and PCB area.
Typical applications include small motor control (fans, pumps, appliance drives), LED lighting controllers, sensor signal conditioning, battery-powered IoT nodes, and general-purpose embedded control in consumer and industrial products. The XLP low-power modes also make it suitable for energy-harvesting or remote-sensor designs.
When designing with the PIC16F1613, observe the 2.3V minimum VDD at 16 MHz (higher frequencies may require higher VDD). Provide adequate bulk decoupling on VDD and use Microchip's MPLAB X IDE with XC8 compiler for development. The 14-pin SOIC footprint is compatible with many legacy PIC16F parts, simplifying board-level migration.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, helping engineers compare, select, and source the PIC16F1613-I/SL with confidence.
Drop-in alternatives for PIC16F1613-I/SL — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC16F1613-I/SL (same form factor and footprint) — differing in Package, ADC, Operating Temperature, Program Memory (Flash), Core.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1613-E/SL
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F1613-I/P
✅ Drop-In✓ In Stock
$1.05 / Unit
View Datasheet →PIC16F1575-I/SL
✅ Drop-In✓ In Stock
$0.93 / Unit
View Datasheet →PIC16F15225-I/SL
✅ Drop-In✓ In Stock
$0.6 / Unit
View Datasheet →PIC16F15223T-I/ST
✅ Drop-In✓ In Stock
$0.56 / Unit
View Datasheet →PIC16F15323-E/SL
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.74 / Unit
View Datasheet →PIC16F1613-I/SL Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC16 enhanced mid-range 8-bit |
| Program Memory (Flash) | 3.5 KB (2K x 14 words) |
| Data Memory (SRAM) | 256 bytes |
| Data EEPROM | 0 bytes (not present) |
| Maximum CPU Speed | 32 MHz |
| Operating Voltage (VDD) | 2.3 V to 5.5 V |
| I/O Pins | 12 |
| ADC | 10-bit, up to 8 channels |
| DAC | 5-bit, 1 channel |
| Timers | 24-bit SMT, 16-bit CCP, 8-bit TMR0/TMR2 |
| Internal Oscillator | 32 MHz (±1% typical) |
| Package | 14-SOIC (0.154", 3.90 mm width) |
| Operating Temperature | -40°C to +85°C (industrial) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC16F1613-I/SL Pin Configuration
| Pin 1 | RA5 — Digital I/O / ADC input |
| Pin 2 | RA4 — Digital I/O / ADC input |
| Pin 3 | RA3 — Digital I/O / MCLR (reset) |
| Pin 4 | RA2 — Digital I/O / ADC input |
| Pin 5 | RA1 — Digital I/O / ADC input / DAC output |
| Pin 6 | RA0 — Digital I/O / ADC input |
| Pin 7 | VSS — Ground reference |
| Pin 8 | RC0 — Digital I/O |
| Pin 9 | RC1 — Digital I/O |
| Pin 10 | RC2 — Digital I/O |
| Pin 11 | RC3 — Digital I/O |
| Pin 12 | RC4 — Digital I/O |
| Pin 13 | RC5 — Digital I/O |
| Pin 14 | VDD — Positive power supply |
Typical Applications
PIC16F1613-I/SL is suitable for 6 applications: Small BLDC/PMSM Motor Control, LED Lighting Controllers, Battery-Powered IoT Sensor Nodes, Consumer Appliance Control, Capacitive Touch User Interfaces, Industrial Sensor Signal Conditioning.
Small BLDC/PMSM Motor Control
The PIC16F1613-I/SL is well-suited for small brushless DC (BLDC) and permanent magnet synchronous motor (PMSM) control in appliance and fan applications. Its on-chip 24-bit Signal Measurement Timer (SMT) accurately captures Hall-sensor or back-EMF zero-cross events, while the Complementary Waveform Generator (CWG) and CCP modules produce the complementary PWM drive signals for a 3-phase inverter - all without CPU intervention. The 32 MHz CPU provides enough bandwidth for trapezoidal commutation algorithms. At 32 MHz, the device executes most instruction cycles in 125 ns, ensuring tight control-loop timing. This design reduces BOM by eliminating external motor-control ASICs and is ideal for sub-100W motor applications.
Recommended
LED Lighting Controllers
The PIC16F1613-I/SL's combination of a 10-bit ADC, 5-bit DAC, and multiple PWM channels makes it effective for dimmable LED lighting drivers. The internal 32 MHz oscillator provides stable PWM frequency generation for flicker-free dimming, while the ADC reads ambient light sensors for closed-loop brightness control. The CWG can drive half-bridge LED strings directly through external MOSFETs. XLP low-power modes enable standby currents below 1 μA, extending battery life in portable lighting products. The device's 2.3V minimum VDD also supports single-cell Li-ion powered LED fixtures with efficient switching-driver interfaces.
Recommended
Battery-Powered IoT Sensor Nodes
The PIC16F1613-I/SL is an excellent choice for battery-powered wireless sensor nodes thanks to its XLP (eXtreme Low Power) technology. Sleep currents below 1 μA and fast wake-up times enable duty-cycled sensor reading and RF transmission schemes that maximize battery life. The 10-bit ADC interfaces directly with temperature, humidity, or gas sensors, while the 256-byte SRAM accommodates short sensor-data packets before transmission. The 2.3V-5.5V VDD range supports single-cell Li-ion, two-AA, or coin-cell power sources. Compared to ARM Cortex-M0+ alternatives, this PIC16F1613 typically achieves 30-50% lower active-mode power at equivalent throughput.
Recommended
Consumer Appliance Control
In consumer appliances such as coffee makers, blenders, and small kitchen devices, the PIC16F1613-I/SL provides integrated control for user interfaces, sensors, and motor loads. The CCP and CWG peripherals drive TRIAC phase-angle control or PWM outputs for heating elements and pumps, while the ADC reads NTC temperature sensors for closed-loop thermal regulation. The 14-SOIC package is hand-solderable for low-volume appliances and shortens prototyping cycles. Its -40°C to +85°C industrial temperature range covers all indoor appliance environments, and the enhanced mid-range PIC16 core provides deterministic interrupt response for safety-critical functions.
Recommended
Capacitive Touch User Interfaces
The PIC16F1613-I/SL's Core Independent Peripherals (CIPs) include mTouch capacitive touch sensing modules that detect button presses through plastic or glass overlays without dedicated touch ICs. Combined with the 5-bit DAC for LED backlight dimming and CCP for buzzer drive, the device consolidates user-interface control into a single 14-pin MCU. The internal 32 MHz oscillator provides reliable touch-scanning timing, and the ADC channels support potentiometer and rotary encoder inputs. This integration reduces external component count from 3-4 ICs to just the PIC16F1613, lowering BOM cost by 40-60% in touch-interface products.
Recommended
Industrial Sensor Signal Conditioning
The PIC16F1613-I/SL serves as a cost-effective signal conditioner and protocol converter in industrial 4-20 mA loops, bridge sensors, and Modbus RTU slave devices. Its 10-bit ADC with internal voltage reference reads bridge sensors with adequate resolution for pressure, force, and load applications, while the UART, I2C, and SPI peripherals interface with downstream transceivers. The 32 MHz core handles Modbus message parsing at 115200 baud without CPU bottleneck. The industrial temperature grade (-40°C to +85°C) is suitable for factory-floor cabinets, and the 14-SOIC package's 0.154-inch body width matches standard industrial control board land patterns.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F1613-I/SL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1613-E/SL | PIC16F1613-I/P | PIC16F1575-I/SL | PIC16F15225-I/SL | PIC16F15223T-I/ST | PIC16F15323-E/SL |
|---|---|---|---|---|---|---|---|
| Package | 14-SOIC | 14-SOIC - same | 14-SOIC land pattern (PDIP body) | 14-SOIC - same | 14-SOIC - same | 14-SOIC - same | 14-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Max CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Operating Voltage | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| Operating Temperature | -40°C to +85°C | -40°C to +125°C | -40°C to +85°C | -40°C to +85°C | -40°C to +85°C | -40°C to +85°C | -40°C to +125°C |
Key Differentiators
- On-chip 24-bit Signal Measurement Timer (SMT) for motor control (vs PIC16F1575-I/SL)
- On-chip 5-bit DAC (vs PIC16F1575-I/SL)
- Extended temperature variant available in same package (vs PIC16F1613-I/P)
Design Notes
Place a 100 nF decoupling capacitor as close as possible to the VDD pin (Pin 14) and a bulk 10 µF capacitor on the same power rail. The PIC16F1613's internal 32 MHz oscillator draws brief current spikes during clock transitions; inadequate decoupling can cause code-execution anomalies or ADC inaccuracy. For battery-powered designs using the XLP sleep modes, place a 1 µF reservoir capacitor near VDD to handle wake-up inrush without VDD droop below the 2.3V minimum.
The 14-SOIC package uses a 0.154-inch (3.90 mm) body width with 0.050-inch (1.27 mm) pitch. Ensure your PCB land pattern conforms to IPC-7351 SOIC-14 nominal dimensions to avoid solder-bridging during reflow. For high-vibration industrial environments, add through-hole-style stitching vias around the SOIC pads to improve mechanical solder-joint reliability. Keep the MCLR pin trace short and avoid routing noisy signals near the crystal/oscillator pins (RA4/RA5) if external clocking is used.
Do not confuse the PIC16F1613 (8-bit PIC16 enhanced mid-range core) with the PIC18F family - they use different instruction sets and MPLAB XC compilers. Also, verify your MCLR configuration: leaving MCLR disabled (RA3 as digital I/O) can lock out in-circuit serial programming (ICSP) if your code does not enable it explicitly. For prototypes, keep the ICSP connector footprint on the PCB to allow field firmware updates. According to Microchip datasheet section 4.5, the configuration bits must be set correctly before the first code execution.
When using the ADC for sensor readings, add a 100 Ω series resistor and 100 nF shunt capacitor at each analog input to form a low-pass filter that suppresses digital switching noise. The internal ADC acquisition time is programmable via the ADCON register; for high-impedance sources (>10 kΩ), increase the acquisition time to at least 8 µs to allow the sample-and-hold capacitor to settle to within 1/2 LSB. Avoid toggling adjacent digital pins during ADC conversions to prevent crosstalk into the analog input.
Compliance Information
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified - the PIC16F1613-E/SL (extended temp) is not automotive-qualified either; for AEC-Q100, consider PIC16F1613-E/SLVAO automotive variants.
