PIC16F18324T-E/JQVAO
PIC16F18324T-E/JQVAO - 8-bit MCU, 7KB Flash, 32MHz | Microchip
The Microchip PIC16F18324T-E/JQVAO is an 8-bit PIC microcontroller based on the enhanced mid-range core, delivering 32 MHz CPU performance with 7 KB Flash, 512 B RAM, and 256 B EEPROM in a compact 16-pin UQFN (4x4 mm) package with exposed pad. It integrates a 10-bit ADC, two comparators, a 5-bit DAC, 10-bit PWM, plus Core Independent Peripherals (CIPs) such as CLC, CCP, NCO, CWG, and Peripheral Pin Select (PPS), giving engineers digital routing flexibility without external logic.
An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, optimized for deterministic real-time control, low power consumption, and small form factor. Within the broader taxonomy, an MCU sits under microprocessor -> microcontroller -> 8-bit MCU -> embedded controller -> semiconductor. The PIC16F18324 belongs to the PIC16 family of microcontrollers from Microchip, a category engineered for general-purpose embedded designs where cost, low pin count, and eXtreme Low Power (XLP) operation are critical.
Key differentiating features include the XLP technology with typical run currents under 50 uA/MHz and sleep currents as low as 30 nA with retention, plus the CIP block that offloads timing-critical functions (PWM, signal generation, waveform measurement) from the CPU. PPS allows digital peripheral pin remapping, which simplifies PCB layout when pin assignments must change late in the design. The 16-UQFN package occupies only 16 mm^2, ideal for space-constrained wearables, sensor nodes, and IoT endpoints.
Architecturally, the PIC16F18324 uses a 14-bit instruction word with a single-cycle hardware multiplier and a vectored interrupt controller. The instruction pipeline executes most instructions in one oscillator cycle, giving 8 MIPS throughput at 32 MHz. Memory is organized as 7 KB Flash program memory, 512 B SRAM, and 256 B EEPROM for non-volatile data, sufficient for state machines, look-up tables, and small protocol stacks.
Typical applications include IoT sensor nodes, battery-powered wearables, home automation, consumer appliances, and industrial sensor transmitters. The combination of small package, low power, and CIPs makes the part well suited to designs where the MCU must wake, take a measurement, make a decision, and return to deep sleep without burdening the CPU.
When designing with this MCU, allocate PCB copper under the exposed pad to the GND plane for thermal dissipation and low-impedance ground reference. PPS reconfigurability can be leveraged to route the CLC output or NCO onto any spare pin, simplifying board routing. Plan current budgets in sleep and active modes to validate battery life.
This page synthesizes distributor pricing, drop-in alternatives, and design notes not found in the manufacturer datasheet, providing practical engineering context for component selection and PCB integration.
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