PIC16F1615-I/P - 8-Bit 32MHz MCU 14KB Flash 14-PDIP | Microchip
MPN: PIC16F1615-I/P ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.85 | $1.85 |
| 10 | $1.66 | $16.60 |
| 100 | $1.42 | $142.00 |
| 500 | $1.18 | $590.00 |
| 1,000 | $0.95 | $950.00 |
| 3,000 | $0.78 | $2,340.00 |
PIC16F1615-I/P Overview
A microcontroller (MCU) is an integrated circuit that combines a CPU core, non-volatile program memory (Flash), volatile working memory (RAM), and a range of peripheral blocks (ADC, timers, communication ports) on a single die. Within the broader semiconductor taxonomy it sits under: microcontroller -> 8-bit microcontroller -> PIC16 family -> PIC16F161X sub-family -> power management and motor/lighting control application segment. The PIC16F1615 in particular belongs to the PIC16(L)F161X family that introduced 24-bit SMT and Zero Cross Detect for solid-state relay, TRIAC and BLDC-type control.
Key features of the PIC16F1615-I/P include: 32 MHz internal oscillator, 14 KB Flash with self-programmable support, 1 KB RAM, 256 B EEPROM, 10-bit ADC with multiple channels, 5-/8-bit DAC, configurable logic cell (CLC), Complementary Waveform Generator (CWG), Zero Cross Detection (ZCD), 24-bit Signal Measurement Timer (SMT), CCP modules, EUSART, I2C/SPI, and 12 I/O pins on the 14-pin PDIP. The eXtreme Low Power (XLP) technology delivers <50 nA typical sleep current, making it suitable for battery-powered designs. The device supports a wide operating voltage of 2.5 V to 5.5 V (PIC16F1615) or 1.8 V to 3.6 V (PIC16LF1615).
Architecturally, the device uses Microchip's enhanced mid-range 8-bit RISC core with a 14-bit instruction word, 8-level hardware stack and 49 instruction set, providing 16 MIPS throughput at 32 MHz. The integrated CWG and ZCD peripherals allow direct generation of complementary PWM outputs with programmable dead-band and zero-voltage switching, which removes the need for an external gate-driver in many motor/lighting designs. CIPs (Core Independent Peripherals) like CLC, NCO and SMT let signal conditioning run without CPU intervention, freeing the core for supervisory tasks.
Typical applications include low-voltage motor control (BLDC, brushed DC), solid-state lighting and TRIAC dimming, sensor signal conditioning with CLC, low-power battery-powered IoT nodes, and consumer / industrial control where small pin count and FuSa-class hardware documentation are required. The PIC16F1615 family is also well-suited as a functional-safety MCU in household appliances and white goods (IEC 60730 class B support documentation is available from Microchip).
When designing with this MCU, ensure the supply decoupling network uses a 100 nF ceramic capacitor within a few millimetres of the VDD pin, optionally with a bulk 10 uF tantalum or aluminium electrolytic cap on the main rail. Leave MCLR pulled up via a 10 kohm resistor for normal operation, or tie directly to VDD if not used. For ADC accuracy, keep analog traces short and away from switching nodes like the CWG outputs.
This page synthesises distributor pricing, drop-in alternatives, and practical design notes beyond what the manufacturer datasheet alone provides, helping engineers compare options and make a sourcing decision quickly.
Drop-in alternatives for PIC16F1615-I/P — 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-I/P (same form factor and footprint) — differing in Package, ADC, I/O Pins, Core Architecture, Mounting Type.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
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 →PIC16F1615-I/ML
✅ Drop-In✓ In Stock
$0.84 / Unit
View Datasheet →PIC16F1575-I/P
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F15325-I/P
✅ Drop-In✓ In Stock
$0.86 / Unit
View Datasheet →PIC16F15313-I/P
✅ Drop-In✓ In Stock
$0.51 / Unit
View Datasheet →PIC16F1615-I/P Maximum Ratings & Electrical Characteristics
| Manufacturer | Microchip Technology |
| Family | PIC16F161X, PIC® XLP™ 16F Functional-Safety (FuSa) |
| Core | 8-bit PIC enhanced mid-range RISC |
| CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB |
| Data EEPROM | 256 B |
| Operating Voltage (PIC16F1615) | 2.5 V to 5.5 V |
| Operating Voltage (PIC16LF1615) | 1.8 V to 3.6 V |
| I/O Pins | 12 |
| ADC | 10-bit, multiple channels |
| DAC | 5-bit and 8-bit |
| Package | 14-pin PDIP (P) |
| Mounting Type | Through-Hole |
| Operating Temperature | -40 C to +85 C (Industrial) |
| MSL Level | 1 (unlimited) |
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-free matte tin) |
| Special Features | CWG, ZCD, 24-bit SMT, CLC, NCO, CCP, EUSART, I2C, SPI, XLP |
| Functional Safety | Class B support documentation (IEC 60730) |
PIC16F1615-I/P Pin Configuration
| Pin 1 | RA3/AN3/VREF+/T6CKI/CCP3/SRD/CWGFLT/CLCIN0/MCLR/VPP — Master Clear (reset) input / programming voltage; can also serve as GPIO RA3 |
| Pin 2 | RA4/AN4/T0CKI/CWGPRG/CLCIN1 — GPIO RA4 with analog input AN4 and Timer0 clock input |
| Pin 3 | RA5/AN5/CWG1D1/CLCIN2 — GPIO RA5 with analog input AN5 and CWG1D1 output |
| Pin 4 | RA0/AN0/CWG1D0/CLCIN3/CCP4/ZCD1 — GPIO RA0 with analog input AN0, CWG1D0 output and ZCD1 input |
| Pin 5 | VSS — Ground reference |
| Pin 6 | RA1/AN1/CWG1D2/CCP2/CLCIN4 — GPIO RA1 with analog input AN1 and CWG1D2 output |
| Pin 7 | RA2/AN2/DAC1OUT1/CWG1D3/CLCIN5/ZCD2 — GPIO RA2 with analog input AN2, DAC1 output and ZCD2 input |
| Pin 8 | RC0/SOSC0/T1CKI/CCP1/CWG1B0 — GPIO RC0 with Timer1 clock input and CCP1 |
| Pin 9 | RC1/SOSC1/CCP2/CWG1A0/CLC1OUT — GPIO RC1 with SOSC1 and CWG1A0 output |
| Pin 10 | RC2/AN6/CWG1A1/CCP3/CLC2OUT — GPIO RC2 with analog input AN6 and CWG1A1 output |
| Pin 11 | RC3/AN7/CWG1B1/SMT1SIG/CLC3OUT — GPIO RC3 with analog input AN7, CWG1B1 output and SMT1 signal |
| Pin 12 | RC4/SDA1/SDI1/CWG1D4/CLC4OUT — GPIO RC4 with I2C SDA and SPI SDI |
| Pin 13 | RC5/SCL1/SCK1/CLC5OUT — GPIO RC5 with I2C SCL and SPI SCK |
| Pin 14 | VDD — Positive supply voltage (2.5 V to 5.5 V for PIC16F1615) |
Typical Applications
PIC16F1615-I/P is suitable for 6 applications: Low-Voltage BLDC / Brushed-DC Motor Control, Solid-State Lighting / TRIAC Dimming, Battery-Powered IoT / Sensor Node, Functional-Safety Appliance Control, HVAC Fan / Blower Speed Control, Consumer Remote Control / HMI.
Low-Voltage BLDC / Brushed-DC Motor Control
The PIC16F1615-I/P is well suited for low-voltage BLDC and brushed-DC motor control applications. Its integrated Complementary Waveform Generator (CWG) produces up to 6 complementary PWM channels with programmable dead-band, eliminating external gate-driver logic for many designs. The Zero Cross Detection (ZCD) peripheral detects back-EMF zero crossings without an external comparator. With 32 MHz CPU, 14 KB Flash and 1 KB RAM, this MCU can run FOC-style commutation loops in firmware while leaving headroom for housekeeping. Its 2.5 V-5.5 V operation matches 1S Li-ion and 4xAA battery packs directly, and XLP sleep below 50 nA allows always-on sensor duty with <1 mW idle drain.
Recommended
Solid-State Lighting / TRIAC Dimming
For TRIAC-dimmable LED drivers and solid-state lighting, the PIC16F1615-I/P integrates the Zero Cross Detection (ZCD) peripheral and CWG peripheral, enabling leading-edge TRIAC phase-angle decoding and complementary dimming PWM generation without external zero-cross circuits. The PIC16F1615-I/P's 12 GPIO pins map cleanly to a TRIAC optocoupler driver, dimming MOSFET gate, and I2C/SPI host interface for a smart-bulb product. The 14-pin PDIP -I/P variant simplifies through-hole manufacturing for retrofit lamp form factors. With -40C to +85C industrial temperature range and FuSa Class B documentation, the device suits both residential and commercial luminaire designs.
Recommended
Battery-Powered IoT / Sensor Node
The PIC16F1615-I/P is an excellent choice for battery-powered wireless sensor nodes thanks to eXtreme Low Power (XLP) technology delivering typical sleep currents below 50 nA, while the 32 MHz core wakes quickly to handle sensor reads and radio bursts. The 14-pin PDIP footprint supports simple 2-layer battery PCBs in products like smart locks, leak detectors and BLE beacons. Integrated 10-bit ADC, 24-bit SMT for low-frequency signal measurement, and CLC for glue logic reduce external component count. Combined with 14 KB Flash for application firmware and 1 KB RAM for protocol stacks, the PIC16F1615-I/P fits sub-1 GHz, BLE and LoRa node designs at competitive BOM cost.
Recommended
Functional-Safety Appliance Control
For household appliances such as washing machines, dishwashers, ovens and coffee machines, the PIC16F1615-I/P carries Microchip's Functional Safety (FuSa) designation with IEC 60730 Class B hardware documentation, FMEDA and self-test libraries. The 14 KB Flash and 1 KB RAM are sufficient to run a Class B firmware stack (CRC, window watchdog, ADC self-test) on top of the main control loop. The CWG peripheral simplifies control of TRIAC or IGBT outputs, while the 10-bit ADC reads thermistor inputs for safety-critical temperature monitoring. The 14-pin PDIP -I/P variant supports legacy through-hole appliance PCBs without re-tooling.
Recommended
HVAC Fan / Blower Speed Control
HVAC fans, blowers and small pumps benefit from the PIC16F1615-I/P's combination of complementary PWM generation, Zero Cross Detection and 24-bit SMT for precise tachometer measurement. The MCU can drive a TRIAC or IGBT through a dedicated CWG channel and read the return sensor with the SMT module for closed-loop RPM control. With 2.5 V-5.5 V operating range and 12 GPIO pins on the 14-pin PDIP -I/P footprint, it can serve as a stand-alone fan controller in white-goods and small HVAC equipment. The Class B documentation supports safety-critical fan applications that require self-test firmware.
Recommended
Consumer Remote Control / HMI
For low-cost IR remote controls, universal remotes and small user-interface panels, the PIC16F1615-I/P offers 14 KB Flash for protocol libraries, 32 MHz CPU for fast button-scan response, and the CLC peripheral for hardware debounce and encoder logic without firmware overhead. The 14-pin PDIP package is well matched to through-hole designs used in development kits and educational products. With XLP sleep current below 50 nA, the PIC16F1615-I/P can run for months on coin-cell or AAA batteries. The integrated EUSART and I2C peripherals also enable tethered HMI bridges to host MCUs.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F1615-I/P — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1615-E/P | PIC16F1614-I/P | PIC16F1613-I/P | PIC16F1575-I/P | PIC16F15325-I/P | PIC16F15313-I/P |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 14-pin PDIP | 14-pin PDIP - same | 14-pin PDIP - same | 14-pin PDIP - same | 14-pin PDIP - same | 14-pin PDIP - same | 14-pin PDIP - same |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Program Memory (Flash) | 14 KB | 14 KB | 8 KB | 8 KB | 14 KB | 14 KB | 8 KB |
| Data RAM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| Operating Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
| CWG Peripheral | Yes (complementary outputs) | Yes | Yes | No | No | Yes | Yes |
| ZCD Peripheral | Yes | Yes | Yes | No | No | Yes | Yes |
| Functional Safety (FuSa) | Yes (Class B documentation) | Yes | Yes | No | No | No | No |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
Key Differentiators
- Integrates CWG and ZCD peripherals (vs PIC16F1613-I/P)
- 14 KB Flash at 32 MHz in 14-pin PDIP (vs PIC16F1575-I/P)
- Functional-safety (FuSa) Class B documentation (vs PIC16F15325-I/P)
- Extended temperature option available (vs PIC16F1614-I/P)
Design Notes
Place a 100 nF low-ESR ceramic decoupling capacitor as close as physically possible to the VDD pin (pin 14) of the PIC16F1615-I/P, with the ground return to the VSS pin (pin 5) via the shortest possible path. Add a bulk 10 uF capacitor on the main supply rail for transient load support from switching peripherals like CWG. For battery applications, the XLP sleep current below 50 nA requires clean firmware: gate all peripheral wake-up sources and disable unused modules in firmware to actually achieve the lowest sleep number.
The PIC16F1615-I/P's 14-pin PDIP allows generous PCB trace routing. Keep analog signals (AN0-AN7) separated from digital switching traces, particularly CWG outputs, by at least 3x the trace width. For the MCLR pin (pin 1), use a 10 kohm pull-up to VDD; do not leave MCLR floating. If the MCLR pin is used as RA3 GPIO, route it through a resistor network that can be cut during programming - or simply use a separate programming header.
Do not assume PIC16F1615-I/P firmware runs unmodified on PIC16F1614-I/P - the Flash memory is half the size (8 KB vs 14 KB). Verify linker scripts map correctly. Also note that the PIC16LF1615 variant (1.8 V-3.6 V) requires the matching low-voltage programming entry mode; configuring the wrong voltage range in MPLAB X can cause verification errors during debug. Always cross-check the device ID register (DEV) on first power-up before issuing Flash erase operations.
When using the CWG peripheral to generate complementary PWMs for motor or TRIAC control, route the CWG1A and CWG1B outputs as a tightly-coupled differential pair on the PCB, with ground plane underneath. Keep CWG traces short to limit radiated EMI. For ZCD sensing, add a small RC filter (1 kohm + 100 pF typical) on the ZCD input pin to reject high-frequency noise that could cause false triggering on noisy mains waveforms.
Compliance Information
RoHS compliant per Microchip product page environmental info. Supplied in matte-tin (Pb-free) finish. Functional-Safety (FuSa) Class B documentation available on request from Microchip; not AEC-Q100 qualified - choose automotive-qualified PICs separately if needed.
