PIC16F15324-E/SLVAO - 8-bit 32MHz 7KB Flash MCU 14-SOIC | Microchip
MPN: PIC16F15324-E/SLVAO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.42 | $1.42 |
| 10 | $1.28 | $12.80 |
| 100 | $1.14 | $114.00 |
| 500 | $1.02 | $510.00 |
| 1,000 | $0.91 | $910.00 |
PIC16F15324-E/SLVAO Overview
An 8-bit microcontroller (MCU) is a small, self-contained computing element that integrates a CPU, RAM, non-volatile program memory, and peripherals onto a single silicon die. It belongs to the broader hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. PIC microcontrollers are widely used in cost- and power-sensitive embedded systems where deterministic real-time behaviour and low part count are priorities. The PIC16F153xx family combines traditional PIC simplicity with modern analog and CIP blocks.
Key features include four 10-bit PWM outputs, a comparator, a 5-bit/8-bit DAC, a 10-bit ADC with computation, a Complementary Waveform Generator (CWG), four Configurable Logic Cells (CLC), and two Enhanced USART peripherals supporting SPI and I²C. The XLP variants deliver nanoWatt sleep currents, making the part attractive for battery-powered and always-on designs such as sensor nodes and remote controls.
Architecturally, the device combines a RISC Harvard-style CPU with on-chip debug, a wide operating voltage range of 2.3 V to 5.5 V, and flexible clocking from internal 32 MHz HFINTOSC down to 31 kHz LFINTOSC. Its CIPs (CLC, CWG, NCO, PWM) execute logic without CPU intervention, offloading timing-critical tasks and reducing firmware complexity.
Typical applications include automotive body electronics, sensor signal conditioning, LED lighting controllers, low-power IoT edge nodes, and general-purpose user-interface boards. The combination of analog integration and XLP makes it especially well suited to mixed-signal nodes that must sleep deeply and wake on analog thresholds.
When designing with this part, place decoupling capacitors (100 nF plus 1 µF) close to VDD/VSS, route the MCLR line carefully if used, and confirm the SOIC-14 footprint matches your PCB land pattern. Always verify the "VAO" automotive flow acceptance against your project's PPAP and quality requirements.
Drop-in alternatives for PIC16F15324-E/SLVAO — 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/SLVAO (same form factor and footprint) — differing in ADC, DAC, PWM Channels, Package, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F15324-E/SL
✅ Drop-In✓ In Stock
$0.86 / Unit
View Datasheet →PIC16F15324-E/SLVAO
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.91 / Unit
View Datasheet →PIC16F15324T-E/SLVAO
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$1.05 / Unit
View Datasheet →PIC16F15323-E/SL
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.74 / Unit
View Datasheet →PIC16F15325-E/SL
✅ Drop-In ⚠️ 参数待验证📋 Reference alternative (not in catalog)
PIC16F15324-E/SLVAO Maximum Ratings & Electrical Characteristics
| Core | PIC16 8-bit RISC |
| Program Memory (Flash) | 7 KB (4K x 14 words) |
| SRAM | 512 bytes |
| EEPROM | 0 bytes |
| Maximum CPU Frequency | 32 MHz |
| Operating Voltage Range | 2.3 V to 5.5 V |
| Package | 14-pin SOIC (SL) |
| Pin Count | 14 |
| ADC | 10-bit ADC with computation |
| DAC | 5-bit / 8-bit DAC |
| PWM Channels | 4 x 10-bit PWM |
| Comparators | 1 |
| Configurable Logic Cells (CLC) | 4 |
| Complementary Waveform Generator (CWG) | Yes |
| Communication | 2x EUSART (SPI/I²C) |
| eXtreme Low-Power (XLP) | Yes (nanoWatt) |
| Temperature Grade (E suffix) | -40C to +125C (extended) |
| Quality Flow (VAO suffix) | Automotive-grade flow |
| RoHS | Compliant |
PIC16F15324-E/SLVAO Pin Configuration
| Pin 1 | RA5 — Bidirectional I/O / ADC input / IOC |
| Pin 2 | RA4 — Bidirectional I/O / ADC input |
| Pin 3 | RA3 — Bidirectional I/O / MCLR (input only on this pin) |
| Pin 4 | RA2 — Bidirectional I/O / analog input |
| Pin 5 | RA1 — Bidirectional I/O / analog / DAC reference |
| Pin 6 | RA0 — Bidirectional I/O / analog / DAC output |
| Pin 7 | VSS — Ground reference |
| Pin 8 | RA7 — Bidirectional I/O / oscillator / DAC |
| Pin 9 | RA6 — Bidirectional I/O / oscillator |
| Pin 10 | RC5 — Bidirectional I/O / PWM / EUSART |
| Pin 11 | RC4 — Bidirectional I/O / PWM / EUSART |
| Pin 12 | RC3 — Bidirectional I/O / PWM / SPI/I²C |
| Pin 13 | RC2 — Bidirectional I/O / PWM / SPI/I²C |
| Pin 14 | VDD — Positive supply (2.3 V to 5.5 V) |
Typical Applications
PIC16F15324-E/SLVAO is suitable for 6 applications: Automotive Body Electronics, Low-Power IoT Sensor Node, LED Lighting Controller, User Interface Board, Industrial Sensor Signal Conditioning, General-Purpose Embedded Control.
Automotive Body Electronics
The PIC16F15324-E/SLVAO's "VAO" automotive quality flow makes it suited for non-safety body-electronics modules such as interior lighting, mirror control, and HVAC damper actuators. With 7 KB Flash for application logic, 512 B SRAM for state variables, and four 10-bit PWM channels, the part can directly drive LED drivers or small brushed-motor H-bridges without an external timer IC. The 2.3 V to 5.5 V supply range tolerates cranking transients on 12 V automotive rails when paired with a regulator. CIPs such as the CWG and CLC offload PWM sequencing from the CPU, leaving MIPS for CAN-LIN-style UART traffic and diagnostics. For automotive buyers, VAO flow provides the change-notification discipline required by OEM PPAP gates.
Recommended
Low-Power IoT Sensor Node
The PIC16F15324-E/SLVAO's eXtreme Low-Power (XLP) technology with nanoWatt sleep currents allows multi-year battery life in intermittently-sampling sensor nodes such as HVAC thermostats, environmental loggers, or asset trackers. The 10-bit ADC with computation provides on-chip averaging and threshold detection, letting the MCU wake the CPU only when meaningful data is present, while the CLCs implement glue logic between sensors without burning MIPS. The 14-SOIC package is friendly to hand-soldered prototypes and reflow production alike. Two EUSARTs support SPI/I²C sensor interfacing and a debug UART without conflict, and 32 MHz HFINTOSC eliminates the external crystal for cost-sensitive nodes.
Recommended
LED Lighting Controller
The PIC16F15324-E/SLVAO's four 10-bit PWM channels plus the Complementary Waveform Generator (CWG) deliver hardware-driven LED dimming with programmable dead-band control, ideal for RGB-W architectural fixtures, under-cabinet lighting, and decorative strips. The CIP architecture lets the CWG run autonomously after initial setup, freeing the CPU to handle higher-level tasks such as DMX-512 protocol parsing over a UART or button-input debouncing via CLC. The wide 2.3 V to 5.5 V supply accommodates both 3.3 V logic-level strips and 5 V analog-PWM dimming interfaces. For automotive interior lighting the VAO flow helps satisfy OEM quality expectations without migrating to a full Q-100 part.
Recommended
User Interface Board
The PIC16F15324-E/SLVAO provides a compact MCU solution for small user-interface boards such as appliance control panels, remote-control keypads, and HMI key fobs, where cost and PCB area are dominant constraints. The 14-SOIC package occupies less board space than 20- or 28-pin alternatives, while the 32 MHz core handles capacitive-touch scanning via the on-chip comparator and CLC-based timing logic. Two EUSARTs allow a UART console link plus an SPI display interface, with the 10-bit ADC available for rotary-encoder or thermistor input. Sleep current in the nanoAmp range lets battery-powered remotes ship with coin-cell primary batteries and multi-year replacement intervals.
Recommended
Industrial Sensor Signal Conditioning
The PIC16F15324-E/SLVAO's analog integration - 10-bit ADC, 5/8-bit DAC, comparator, and CLCs - supports cost-effective 4-20 mA loop transmitters, RTD signal conditioning, and bridge-sensor excitation in industrial modules. The DAC can generate precision excitation while the ADC measures the bridge response, all under CPU supervision or autonomously via CIPs. Operating from 2.3 V to 5.5 V and -40C to +125C, the part meets harsh industrial environments with adequate supply design. Two EUSARTs provide both HART-like modem UART and an RS-485 interface, while XLP low-power modes help loop-powered 4-20 mA transmitters stay under 3.5 mA budget.
Recommended
General-Purpose Embedded Control
Beyond specialised applications, the PIC16F15324-E/SLVAO functions as a capable general-purpose MCU for hobby projects, educational kits, and small-volume embedded products where its 7 KB Flash, 512 B SRAM, and broad peripheral set are well matched to typical tasks like fan controllers, simple motor drivers, or smart-home bridges. The free MPLAB X IDE and XC8 compiler toolchain, plus the PICkit 4 programmer/debugger, give students and professionals a low-cost development environment. The 14-SOIC package is breadboard-compatible through adapter boards and easy to hand-solder for prototypes, and Microchip's CIP library of configuration code accelerates time-to-first-sample.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F15324-E/SLVAO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F15324-E/SL | PIC16F15323-E/SL | PIC16F15325-E/SL |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 14-SOIC (SL) | 14-SOIC (SL) - same | 14-SOIC (SL) - same | 14-SOIC (SL) - same |
| Program Memory (Flash) | 7 KB | 7 KB (identical) | 3.5 KB (-50%) | 14 KB (+100%) |
| SRAM | 512 bytes | 512 bytes (identical) | 256 bytes (-50%) | 1024 bytes (+100%) |
| Maximum CPU Frequency | 32 MHz | 32 MHz (identical) | 32 MHz (identical) | 32 MHz (identical) |
| Quality Flow | Automotive ("VAO") | Standard (non-automotive) | Standard | Standard |
| Operating Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V (identical) | 2.3 V to 5.5 V (identical) | 2.3 V to 5.5 V (identical) |
| Temperature Grade (E suffix) | -40C to +125C | -40C to +125C (identical) | -40C to +125C (identical) | -40C to +125C (identical) |
| Peripherals (ADC / PWM / EUSART) | 10-bit ADC / 4 PWM / 2 EUSART | 10-bit ADC / 4 PWM / 2 EUSART | 10-bit ADC / 4 PWM / 2 EUSART | 10-bit ADC / 4 PWM / 2 EUSART |
| RoHS Status | Compliant | Compliant | Compliant | Compliant |
Key Differentiators
- Automotive "VAO" quality flow at a standard-MCU price point (vs PIC16F15324-E/SL)
- 7 KB Flash / 512 B SRAM is the family sweet-spot for code density (vs PIC16F15323-E/SL)
- Upward-compatible upgrade path to PIC16F15325 with double memory (vs PIC16F15325-E/SL)
Design Notes
Estimated: the PIC16F15324-E/SLVAO typically draws 6 mA active at 32 MHz, dropping to under 1 µA in Sleep with full RAM retention. Place a 100 nF decoupling capacitor as close as physically possible to the VDD pin (14) and a bulk 1 µF to 10 µF capacitor nearby to handle switching transients when peripherals wake the core. For battery-powered designs, route all unused I/O as outputs driven low to minimise shoot-through current. The XLP Sleep mode preserves SRAM down to 1.8 V (VBOR), but always check the BOR configuration bit to match the application's lowest allowable supply.
The 14-SOIC footprint follows JEDEC MS-012 with 1.27 mm pin pitch; verify your PCB land pattern is non-solder-mask-defined with a minimum pad length of 1.5 mm for reliable hand-soldering. Place the decoupling capacitors within 2 mm of VDD/VSS to keep the high-frequency current loop area small, and route MCLR with a 10 kΩ pull-up and optional 100 nF to ground if you need a hardware reset path. For automotive PCB designs, use a four-layer stack-up with a continuous ground plane under the IC to improve EMI immunity and reduce radiated emissions.
Three common pitfalls: (1) The PIC16F153xx family has 0 bytes of EEPROM - engineers familiar with older PIC16 parts will be tempted to call EEPROM routines; instead use Flash self-write with the wear-levelling pattern documented in Microchip application notes. (2) RA3 doubles as the MCLR input by configuration - if MCLR is enabled, RA3 cannot be used as a general-purpose I/O, and the pin is input-only with a weak pull-up. (3) Do not assume the 32 MHz HFINTOSC is accurate enough for UART communication - calibrate the OSCTUNE register against a known reference or use an external crystal when UART baud-rate tolerance must stay below 2%.
Compliance Information
"VAO" suffix indicates Microchip automotive quality flow. Part is RoHS compliant per Microchip product page. AEC-Q100 is not formally claimed on the public datasheet; confirm with Microchip for safety-critical automotive qualifications.
