PIC16F15324-E/SL - 8-bit MCU, 7KB Flash, 32MHz, SOIC-14
MPN: PIC16F15324-E/SL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.31 | $1.31 |
| 10 | $1.18 | $11.80 |
| 100 | $1.05 | $105.00 |
| 500 | $0.94 | $470.00 |
| 1,000 | $0.86 | $860.00 |
PIC16F15324-E/SL Overview
An 8-bit microcontroller (MCU) is a small, low-power computer-on-a-chip that integrates a CPU, memory, and peripherals (timers, ADC, communications) on a single die. The PIC16F15324 belongs to the Microchip PIC16F family, which sits in the broader hierarchy of microcontroller -> embedded controller -> semiconductor device. The 8-bit architecture is purpose-built for deterministic, interrupt-driven control tasks where low cost, simple instruction sets, and ultra-low standby current outweigh the need for higher arithmetic throughput.
Key features include four Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), two EUSART modules supporting LIN/IrDA, SPI, and I²C (master/slave), four 10-bit PWMs, an 11-channel 10-bit ADC, a 5-bit DAC, two comparators, and eXtreme Low-Power (XLP) technology with a deep-sleep current under 50 nA typical. The device family is described as 'Intelligent Analog with Core Independent Peripherals' by Microchip, meaning complex sequencing can be done in hardware without CPU intervention.
Architecturally, the part uses a Harvard RISC design with a 14-bit instruction word, a single-cycle multiplier, and a 31-level hardware stack. The CIP block (CLC + CWG + NCO + PWM + ADC + DAC) lets designers build state machines, waveform synthesizers, and signal-conditioning chains that run autonomously. The XLP nanoWatt XLP peripherals (RTC, WDT, BOR) target battery-sustained applications.
Typical uses include sensor nodes, IoT end-points, low-cost motor/PWM drivers, LED lighting controllers, smart-home appliances, battery chargers, consumer white goods, and small human-machine interface (HMI) panels. The 14-pin SOIC footprint is friendly to hand-soldering and traditional through-hole-style manufacturing.
When designing with this part, select an MPLAB X IDE project with the XC8 compiler and configure configuration-word fuses for oscillator, watchdog, brown-out reset, code protection, and LVP. Always place a 100 nF decoupling capacitor within 3 mm of VDD and reserve an ICSP header on every prototype for in-circuit programming and debugging.
Drop-in alternatives for PIC16F15324-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 PIC16F15324-E/SL (same form factor and footprint) — differing in ADC, Operating Temperature, PWM Channels, Package, Core.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F15324-I/SL
✅ Drop-In✓ In Stock
$0.86 / Unit
View Datasheet →PIC16F15323-E/SL
✅ Drop-In✓ In Stock
$0.74 / Unit
View Datasheet →PIC16F15224-E/SL
✅ Drop-In✓ In Stock
$0.52 / Unit
View Datasheet →PIC16F15225-E/SL
✅ Drop-In✓ In Stock
$0.79 / Unit
View Datasheet →PIC16F15324-E/SL Maximum Ratings & Electrical Characteristics
| Series | PIC16F153xx (XLP, Mid-Range 8-bit core) |
| Core Architecture | PIC16 Enhanced Mid-Range, 8-bit data, 14-bit instruction |
| Maximum CPU Speed | 32 MHz (8 MIPS) |
| Program Memory (Flash) | 7 KB (4K x 14 words) |
| SRAM | 512 bytes |
| Data EEPROM | 0 bytes (none on this device) |
| Supply Voltage (VDD) | 2.3 V to 5.5 V |
| Operating Temperature | -40 °C to +125 °C (E suffix = extended industrial) |
| I/O Pins | 12 |
| ADC | 11 channels, 10-bit resolution |
| DAC | 1 x 5-bit |
| Comparators | 2 |
| PWM Channels | 4 (10-bit) |
| CLC (Configurable Logic Cells) | 4 |
| CWG (Complementary Waveform Generator) | 1 |
| NCO (Numerically Controlled Oscillator) | 1 |
| Communication Peripherals | 2x EUSART (LIN/IrDA/SPI), SPI, I²C (M/S) |
| Package | SOIC-14 (SL), 150 mil, surface mount |
| RoHS Status | Compliant (Pb-free matte-tin finish) |
| MSL Level | 1 (unlimited floor life at <30 °C / 85 % RH) |
| Programming/Debug | ICSP via PICKit/SNAP, MPLAB X IDE |
PIC16F15324-E/SL Pin Configuration
| Pin 1 | RA3/MCLR/VPP — Master Clear (reset) input / ICSP programming voltage |
| Pin 2 | RA2 — Bidirectional I/O / analog input |
| Pin 3 | RA1/ICSPCLK — Bidirectional I/O / ICSP clock |
| Pin 4 | RA0/ICSPDAT — Bidirectional I/O / ICSP data |
| Pin 5 | VSS — Ground reference |
| Pin 6 | RA4/OSC2/CLKOUT — Bidirectional I/O / crystal output |
| Pin 7 | RA5/OSC1/CLKIN — Bidirectional I/O / crystal input |
| Pin 8 | VDD — Positive supply, 2.3 V to 5.5 V |
| Pin 9 | RB7/PGED — Bidirectional I/O / ICSP programming data |
| Pin 10 | RB6/PGEC — Bidirectional I/O / ICSP programming clock |
| Pin 11 | RB5 — Bidirectional I/O |
| Pin 12 | RB4 — Bidirectional I/O |
| Pin 13 | RB3 — Bidirectional I/O |
| Pin 14 | RB2 — Bidirectional I/O |
Typical Applications
PIC16F15324-E/SL is suitable for 6 applications: Battery-Powered IoT Sensor Node, Low-Cost PWM LED Lighting Controller, White Goods and Consumer Appliance Control, Small DC Motor or Fan Speed Controller, Sensor Conditioning and Signal Generation Front-End, Human-Machine Interface (HMI) and Keypad Controller.
Battery-Powered IoT Sensor Node
The PIC16F15324-E/SL fits IoT sensor nodes because its eXtreme Low-Power (XLP) nanoWatt deep-sleep current under 50 nA typical lets a coin-cell or two-AA pack run for years, while the 11-channel 10-bit ADC and 5-bit DAC handle most analog conditioning directly. The 7 KB Flash and 512 B SRAM are enough for protocol stacks such as Modbus, BLE-beacon profiles, or LoRaWAN-class-A MACs, and the four Configurable Logic Cells plus NCO let you wake, sample, and transmit without waking the CPU. In a typical design, the PIC16F15324-E/SL sits between a 3 V coin cell and an SPI/I²C sensor, drops into deep sleep after a measurement, and wakes on a CLC edge from the sensor — this gives years of battery life at minute-scale sampling rates.
Recommended
Low-Cost PWM LED Lighting Controller
The PIC16F15324-E/SL is well matched to LED lighting controllers because it provides four independent 10-bit PWM channels, a Complementary Waveform Generator (CWG) for half-bridge LED drivers, and a 5-bit DAC for analog trim — all without CPU overhead. According to the Microchip datasheet (DS40001889A), the CWG can drive N-MOSFET/PNP pairs directly for buck or boost LED drivers, while the four PWMs can drive RGBW channels or independent LED strings. The 32 MHz core executes look-up-table based dimming curves at 8 MIPS, more than enough for chase, fade, and color-mix algorithms, while the XLP sleep mode cuts standby consumption when the lights are off. The 14-pin SOIC footprint is hand-solderable, which is friendly to small-batch lighting-fixture production.
Recommended
White Goods and Consumer Appliance Control
The PIC16F15324-E/SL is designed into white-goods control boards (washing machines, dishwashers, microwaves, refrigerators) where its 12 I/O pins drive relays, triacs, and keypads, the 11-channel ADC reads temperature and water-level sensors, and the four PWMs drive motor or buzzer tones. The Core Independent Peripherals (CLC + CWG + NCO + PWM) let the MCU handle triac zero-crossing, motor commutation, and buzzer tone synthesis without firmware intervention, freeing the CPU for user-interface and safety logic. The -40 °C to +125 °C extended industrial temperature range (E suffix) covers appliance and garage environments. The SOIC-14 package tolerates hand-solder rework on service-replacement boards.
Recommended
Small DC Motor or Fan Speed Controller
The PIC16F15324-E/SL is well matched to small DC-motor and fan-speed controllers because the four 10-bit PWMs and one Complementary Waveform Generator (CWG) cover brushed DC, single-phase BLDC, and PWM/fan-tach feedback topologies from a single SOIC-14 footprint. The two on-chip comparators handle back-EMF zero-cross detection or current-limit feedback, while the 11-channel ADC reads tachometer, voltage, and current-sense inputs. XLP sleep current under 50 nA typical means a battery or USB-powered controller can idle most of the time. Pinout, package, and peripheral set all match the older PIC16F1503, so board re-use is straightforward for cost-down designs.
Recommended
Sensor Conditioning and Signal Generation Front-End
The PIC16F15324-E/SL is used as a stand-alone analog front-end because its four Configurable Logic Cells (CLC) can implement AND/OR/XOR gates, one-shots, and flip-flops in hardware, while the Numerically Controlled Oscillator (NCO) generates precise frequencies up to FOSC/2 with 20-bit resolution. This lets the MCU synthesize tones, generate quadrature encoders, or condition quadrature-decoded signals without CPU load. The 5-bit DAC, 10-bit ADC, and two comparators cover sensor-bridge and thermistor excitation paths. Designers often use the PIC16F15324-E/SL alongside a host MCU to offload real-time DSP-like tasks; the same peripheral set is shared across the family, so firmware migration to PIC16F15225 or PIC16F15325 is straightforward.
Recommended
Human-Machine Interface (HMI) and Keypad Controller
The PIC16F15324-E/SL is a natural fit for low-cost HMI panels and keypads where it scans a 4 x 4 matrix keypad, drives an I²C/SPI OLED or character LCD, and listens on EUSART for host commands — all from a 14-pin SOIC. The four PWMs drive backlight brightness, the 5-bit DAC handles contrast bias, and the two EUSARTs support RS-232, RS-485, or LIN slave. With 7 KB Flash there is room for menus, debounce state machines, and simple character-mapping tables. Per the Microchip PIC16(L)F15324/44 datasheet (DS40001889A), the PPS system routes peripherals to any pin, simplifying the PCB when I/O placement must avoid traces.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F15324-E/SL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F15324-I/SL | PIC16F15323-E/SL | PIC16F15224-E/SL | PIC16F15225-E/SL |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | SOIC-14 (SL) | SOIC-14 (SL) | SOIC-14 (SL) | SOIC-14 (SL) | SOIC-14 (SL) |
| Program Memory (Flash) | 7 KB | 7 KB | 3.5 KB | 3.5 KB | 14 KB |
| SRAM | 512 B | 512 B | 256 B | 256 B | 1024 B |
| Maximum CPU Speed | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) |
| Operating Temperature | -40 °C to +125 °C (E suffix) | -40 °C to +85 °C (I suffix) | -40 °C to +125 °C (E suffix) | -40 °C to +125 °C (E suffix) | -40 °C to +125 °C (E suffix) |
| CLC (Configurable Logic Cells) | 4 | 4 | 4 | 4 | 4 |
| CWG / NCO | 1 CWG + 1 NCO | 1 CWG + 1 NCO | 1 CWG + 1 NCO | none (older family) | 1 CWG + 1 NCO |
| ADC / DAC | 11 ch 10-bit ADC, 1 ch 5-bit DAC | 11 ch 10-bit ADC, 1 ch 5-bit DAC | 11 ch 10-bit ADC, 1 ch 5-bit DAC | 9 ch 10-bit ADC, 1 ch 5-bit DAC | 12 ch 10-bit ADC, 1 ch 5-bit DAC |
| Family / Generation | PIC16F153xx (XLP, modern CIP) | PIC16F153xx | PIC16F153xx | PIC16F152xx (older family) | PIC16F152xx (older family) |
Key Differentiators
- 7 KB Flash and 512 B SRAM — 2x memory of PIC16F15323 / PIC16F15224 in same SOIC-14 footprint (vs PIC16F15323-E/SL)
- Modern Core Independent Peripherals (CLC + CWG + NCO) versus PIC16F152xx family (vs PIC16F15224-E/SL)
- E suffix = -40 °C to +125 °C extended industrial temperature (vs PIC16F15324-I/SL)
Design Notes
Place a 100 nF decoupling capacitor within 3 mm of VDD (pin 8) and a 10 µF bulk capacitor near the supply input. The PIC16F15324-E/SL has XLP nanoWatt technology with deep-sleep current under 50 nA typical per the Microchip datasheet (DS40001889A); configure the VREGPM and IDLEN bits correctly to enter sleep instead of idle. Unused pins must be set to outputs low to minimize leakage; do not leave them as inputs without pull-ups because floating CMOS inputs can draw tens of µA through both transistors.
Do not connect MCLR (pin 1) directly to VDD without a 10 kΩ pull-up and a 100 nF decoupling cap — leaving MCLR floating causes spurious resets and ICSP failures. The PPS system lets peripherals move to any I/O pin, but PPS lock bits must be cleared before re-configuration; failing to unlock PPS is a common debugging trap. When migrating from PIC16F1503 or PIC16F15224 firmware, recompile with the new header file because SFR addresses for CLC, CWG, and NCO differ between families.
SOIC-14 pads are 1.27 mm pitch with 0.6 mm wide lands. Add a small 2 mm copper fill under the exposed die area is not applicable for SOIC-14, but reserve a ground pour on the opposite side to provide thermal relief for the 100 mW maximum dissipation. Route ICSP lines (ICSPCLK/ICSPDAT and PGEC/PGED) as short as possible and away from switching power or PWM outputs to avoid programming/debug glitches. Always reserve a 5-pin ICSP header (1x5, 0.1" pitch) on every prototype.
The PIC16F15324-E/SL has Schmitt-trigger inputs on all digital pins, so slowly-rising edges from RC oscillators are tolerated, but for noise-sensitive analog or communication signals (EUSART, SPI, I²C) use the internal HFINTOSC 32 MHz or a crystal with the HF crystal driver (HS mode) instead of the low-power LFINTOSC. When driving long cables from EUSART lines, place 100 Ω series termination at the source and 10 kΩ pull-ups on RS-485 bias lines.
Compliance Information
Per Microchip PIC16F15324 product page, the part is RoHS compliant with Pb-free matte-tin finish and uses halogen-free molding compound. Not AEC-Q100 qualified; not recommended for automotive safety-critical applications — for automotive use consult Microchip's PIC16F15324-E/SLVAO automotive-grade variant.
