PIC16F1615-E/SL - 8-bit MCU 14KB Flash 32MHz 14-SOIC | Microchip
MPN: PIC16F1615-E/SL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.94 | $1.94 |
| 10 | $1.75 | $17.50 |
| 100 | $1.55 | $155.00 |
| 500 | $1.4 | $700.00 |
| 1,000 | $1.27 | $1,270.00 |
PIC16F1615-E/SL Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripherals. Within the broader taxonomy, the PIC16F1615 sits in the 8-bit MCU category, which in turn belongs to the microcontroller IC family and ultimately the integrated circuits class of semiconductor devices. The 8-bit PIC architecture balances deterministic interrupt response, low power consumption, and a compact instruction set, making it ideal for cost-sensitive real-time control where 32-bit processing is unnecessary.
Key features that distinguish this part include a 32 MHz internal oscillator with ±1% accuracy, Zero Cross Detection (ZCD), 24-bit Signal Measurement Timer (SMT), Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), and a Windowed Watchdog Timer (WWDT) with hardware limit timer. The integrated 10-bit ADC supports up to 12 channels with hardware Capacitive Voltage Divider (CVD) for touch sensing, and the device includes functional safety features such as CRC/Scan and a hardware Memory Built-In Self-Test (MBIST). The 14-SOIC package supports industrial operating temperatures from -40 °C to +125 °C.
The PIC16F1615 uses a Harvard-architecture RISC CPU with 49 single-word instructions, executing most instructions in a single clock cycle. Its nanoWatt XLP technology delivers sleep currents in the nanoampere range, making it well suited for battery-powered designs. The peripheral integration (CLC, CWG, SMT, ZCD) replaces discrete components, reducing both BOM cost and PCB area in motor drive, lighting, and sensor-interface designs.
Typical applications include small BLDC and stepper motor control, solid-state lighting with dimming and color mixing, capacitive-touch user interfaces, fan and pump control, and sensor signal conditioning. According to the manufacturer product page, the device targets embedded control applications requiring functional safety at the MCU level.
When designing with the PIC16F1615, allocate the analog and digital supply pins (VDD/VSS) per the datasheet and use decoupling capacitors of 0.1 µF plus a 10 µF bulk capacitor. The -E suffix denotes the extended industrial temperature range (-40 °C to +125 °C); select the -I variant only for commercial 0-85 °C or industrial -40-85 °C ranges.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design considerations beyond the manufacturer datasheet to accelerate component selection.
Drop-in alternatives for PIC16F1615-E/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 PIC16F1615-E/SL (same form factor and footprint) — differing in Package, Timers, ADC, Operating Temperature, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1615-I/SL
✅ Drop-In✓ In Stock
$1.12 / Unit
View Datasheet →PIC16F1615T-I/SL
✅ Drop-In✓ In Stock
$0.7 / Unit
View Datasheet →PIC16F1615-E/P
✅ Drop-In✓ In Stock
$1.18 / Unit
View Datasheet →PIC16F1614-I/P
✅ Drop-In✓ In Stock
$0.78 / Unit
View Datasheet →PIC16F1613-I/P
✅ Drop-In✓ In Stock
$1.05 / Unit
View Datasheet →PIC16F1575-I/SL
✅ Drop-In✓ In Stock
$0.93 / Unit
View Datasheet →PIC16F1615-E/SL Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC16 8-bit RISC CPU |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB (1024 bytes) |
| Maximum CPU Frequency | 32 MHz |
| Operating Voltage Range | 2.5 V to 5.5 V (down to 2.3 V at 16 MHz) |
| ADC | 10-bit, up to 12 channels |
| Timers | 24-bit SMT, WWDT, 8/16-bit timers |
| Special Peripherals | ZCD, CLC, CWG, CRC/Scan, MBIST |
| Touch Sensing | mTouch CVD hardware support |
| Functional Safety | FuSa-ready (CRC/Scan, WWDT, MBIST) |
| Internal Oscillator Accuracy | ±1% typical |
| I/O Pins | 12 |
| Operating Temperature | -40 °C to +125 °C (industrial, -E suffix) |
| Package | 14-SOIC (3.90 mm / 0.154 in body width) |
| Mounting Type | Surface Mount |
| MSL Level | 1 |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC16F1615-E/SL Pin Configuration
| Pin 1 | VDD — Positive supply voltage |
| Pin 2 | RA5 — Bidirectional I/O / analog input |
| Pin 3 | RA4 — Bidirectional I/O / analog input |
| Pin 4 | RA3/MCLR/VPP — Bidirectional I/O / Master Clear (reset) input / programming voltage |
| Pin 5 | RC5 — Bidirectional I/O |
| Pin 6 | RC4 — Bidirectional I/O |
| Pin 7 | RC3 — Bidirectional I/O |
| Pin 8 | RC2 — Bidirectional I/O |
| Pin 9 | RC1 — Bidirectional I/O |
| Pin 10 | RC0 — Bidirectional I/O |
| Pin 11 | RA2 — Bidirectional I/O / analog input |
| Pin 12 | RA1 — Bidirectional I/O / analog input / ICD |
| Pin 13 | RA0 — Bidirectional I/O / analog input |
| Pin 14 | VSS — Ground reference |
Typical Applications
PIC16F1615-E/SL is suitable for 6 applications: Small BLDC Motor Control, Solid-State Lighting & Dimming, Capacitive Touch User Interface, Fan & Pump Speed Control, Sensor Signal Conditioning, Functional Safety Embedded Control.
Small BLDC Motor Control
The PIC16F1615-E/SL is well suited for BLDC motor control in compact fans, pumps, and small appliances, where its integrated Zero Cross Detection (ZCD) peripheral synchronizes PWM drive with AC line zero-crossings to minimize switching losses. The 32 MHz core executes field-oriented control loops within microsecond budgets, while the 24-bit Signal Measurement Timer (SMT) precisely captures back-EMF and Hall-sensor events for accurate rotor position feedback. With 14 KB Flash and functional-safety features such as CRC/Scan, the device meets the deterministic real-time requirements of sensorless and sensored BLDC designs without external timers or comparators, reducing BOM cost and PCB area.
Recommended
Solid-State Lighting & Dimming
The PIC16F1615-E/SL excels in LED lighting and dimming systems where its Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), and 10-bit ADC with mTouch CVD enable smooth phase-cut dimming and color-temperature mixing. ZCD detects AC line zero-crossings to synchronize TRIAC and MOSFET dimmer drive, eliminating flicker artifacts. The 2.5-5.5 V supply range supports both 3.3 V logic-level LED drivers and 5 V analog control circuits. With CRC/Scan and WWDT, the device also meets functional safety requirements for commercial lighting fixtures under IEC 62471 photobiological safety standards.
Recommended
Capacitive Touch User Interface
The PIC16F1615-E/SL integrates mTouch CVD hardware that measures capacitance changes through the ADC, eliminating the need for an external touch controller in user interfaces with up to 12 channels. Combined with the 14 KB Flash and 32 MHz core, designers can implement sliders, buttons, and proximity sensors with on-chip debounce and gesture logic. The CLC peripheral can be configured to wake the CPU on touch events, supporting nanoWatt XLP low-power standby currents for battery-powered remote controls and IoT panels. The 14-SOIC footprint is also PCB-compatible with the PIC16F1613 family, simplifying platform reuse.
Recommended
Fan & Pump Speed Control
The PIC16F1615-E/SL targets small DC fan and pump speed control with closed-loop PID driven by the SMT measuring tachometer pulses. The CWG peripheral generates complementary PWM outputs suitable for half-bridge driver ICs, while the 10-bit ADC reads back-EMF or current-sense signals for stall and dry-run detection. Functional-safety features such as WWDT and CRC/Scan allow the MCU to self-monitor in unattended appliances, helping designs meet IEC 60730-1 class B safety standards. The wide 2.5-5.5 V supply supports both 5 V brushless DC and 3.3 V low-voltage pump configurations.
Recommended
Sensor Signal Conditioning
The PIC16F1615-E/SL acts as a smart sensor front-end, using its 10-bit ADC with up to 12 channels and CLC-configurable analog front-end to digitize thermistor, RTD, and bridge sensor outputs. The CWG can generate excitation waveforms for resistive sensors, while the SMT captures precise pulse-width measurements from ultrasonic or optical sensors. With 14 KB Flash and 1 KB RAM, the MCU can run linearization and calibration routines on-chip, transmitting processed values via UART, I2C, or SPI to a host processor. The industrial -40-125 °C range supports outdoor and automotive sensor applications.
Recommended
Functional Safety Embedded Control
The PIC16F1615-E/SL's on-chip safety features (CRC/Scan, Windowed Watchdog Timer with hardware limit timer, and Memory BIST) qualify it for IEC 60730 class B safety applications such as white goods, HVAC actuators, and small industrial drives. The WWDT triggers a safe-state reset if firmware fails to refresh within the programmed window, while periodic MBIST detects Flash bit corruption from radiation or aging. Combined with the 14 KB Flash for redundant code storage and the ZCD for AC line monitoring, the PIC16F1615 provides a safety foundation without external supervisor ICs.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F1615-E/SL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1615-I/SL | PIC16F1615T-I/SL | PIC16F1615-E/P | PIC16F1614-I/P |
|---|---|---|---|---|---|
| Package | 14-SOIC | 14-SOIC - same | 14-SOIC - same | 14-PDIP - different (through-hole) | 14-PDIP - different (through-hole) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 14 KB | 14 KB | 14 KB | 14 KB | 14 KB |
| Maximum CPU Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| ZCD Peripheral | Yes | Yes | Yes | Yes | No |
| 24-bit SMT | Yes | Yes | Yes | Yes | No |
| Operating Temperature | -40 °C to +125 °C (-E) | -40 °C to +85 °C (-I) | -40 °C to +85 °C (-I) | -40 °C to +125 °C (-E) | -40 °C to +85 °C (-I) |
| Pricing (1 pc, USD) | $1.94 | $1.85 | $1.80 | $1.95 | $1.55 |
Key Differentiators
- Integrated Zero Cross Detection (ZCD) peripheral (vs PIC16F1614-I/P)
- 24-bit Signal Measurement Timer (SMT) for precision timing (vs PIC16F1614-I/P)
- Functional safety features (CRC/Scan, MBIST, WWDT) (vs PIC16F1614-I/P)
Design Notes
Estimated: At 32 MHz, the PIC16F1615-E/SL core draws approximately 5-8 mA active. Place a 0.1 µF decoupling capacitor as close as possible to the VDD pin (pin 1) and add a 10 µF bulk capacitor near the IC. For battery designs, use the nanoWatt XLP Sleep mode (typically <100 nA) with the CLC configured as a wake-up source to extend battery life.
The 14-SOIC package has a thermal pad of copper beneath the IC. Use a ground-pour polygon on the top layer connected to VSS (pin 14) for thermal dissipation and EMI reduction. Keep analog input traces (RA0-RA5) away from high-speed digital switching lines like RC0-RC5 PWM outputs to minimize crosstalk into ADC measurements.
Do not connect RA3/MCLR directly to VDD without a pull-up or series resistor; MCLR must have a valid high logic level within the datasheet Vih specification, or the device will enter reset. The MCLR pin also doubles as VPP for ICSP programming - ensure the ICSP connector does not load this pin during normal operation. Confirm the -E vs -I temperature range matches your application environment; the -E suffix supports up to +125 °C operation.
For ZCD-based AC line zero-crossing detection, place the current-limiting resistor and protection network within 5 mm of the RA2 or RA4 ZCD input pin. Add a 100 kHz RC low-pass filter to reject switching noise from adjacent MOSFETs. According to the Microchip PIC16F161X family datasheet, the ZCD input voltage must be kept within VDD and VSS limits to avoid latch-up.
Compliance Information
RoHS and lead-free compliant per Microchip product page. Not AEC-Q100 qualified - use PIC16F1615-E automotive-grade variant for vehicle applications. REACH compliance confirmed by Microchip regulatory documentation.
