NXP Semiconductors BRKOUT-FXLN8362Q

Overview

BRKOUT-FXLN8362Q from Aetrix Electronics is a breakout board designed to evaluate the FXLN8362QR1 3-axis analog-output accelerometer from NXP (formerly Freescale). It provides accessible 0.1" header pins for all 12 QFN terminals, onboard decoupling (0.1 µF and 4.7 µF), BYP capacitor (100 nF), and configurable g-range and enable logic via jumpers. It supports ±4 g / ±16 g full-scale ranges and low-bandwidth operation (1.1 kHz XY, 600 Hz Z) for vibration and tilt sensing in white goods and robotics.

For engineers reviewing the BRKOUT-FXLN8362Q datasheet, BRKOUT-FXLN8362Q pinout, BRKOUT-FXLN8362Q application, or BRKOUT-FXLN8362Q equivalent, this board simplifies rapid prototyping of analog-accelerometer interfaces with verified power sequencing, self-test activation, and bandwidth configuration - critical for motion-triggered control and inclinometer validation.

Technical Context

The BRKOUT-FXLN8362Q implements the FXLN8362QR1's analog signal chain without modification: it routes VDD (1.71–3.6 V), EN (shutdown control), ST (electrostatic self-test), and g-Select (±4 g / ±16 g range selection) to accessible headers. The XOUT/YOUT/ZOUT outputs are buffered through 10 kΩ series resistors and terminated with 9.1 nF capacitors to configure low-bandwidth mode per datasheet Figure 3.

Board-level design follows AN1902 QFN assembly guidelines: NSMD footprint, no under-pad vias, symmetric trace routing, and halogen-free PCB construction. The exposed pad (EP) is left unconnected per datasheet Section 4.3 and Figure 2, avoiding solder shorts while maintaining thermal stability during reflow.

Key Specifications

Availability

BRKOUT-FXLN8362Q is available at Aetrix Electronics and suitable for robotics motion sensing, white goods tilt detection, and industrial inclinometer development requiring stable component supply and validated evaluation hardware.

Supply support for BRKOUT-FXLN8362Q includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor company specializing in secure connectivity solutions for automotive, industrial, and IoT applications.

The FXLN83xxQ product line was developed by Freescale (acquired by NXP in 2015) to deliver ultra-low-power, analog-output accelerometers for cost-sensitive motion-triggered systems where ADC resources are constrained.

FAQ

What is the purpose of the BRKOUT-FXLN8362Q breakout board?

The BRKOUT-FXLN8362Q breakout board is designed to simplify evaluation and prototyping of the FXLN8362QR1 3-axis analog accelerometer. It breaks out all 12 QFN pins to standard 0.1" headers, integrates required passive components (decoupling caps, BYP capacitor), and provides jumper-based g-range and enable control - eliminating manual soldering of the 3×3 mm QFN package while preserving full electrical functionality of the BRKOUT-FXLN8362Q base IC.

Does the BRKOUT-FXLN8362Q support both ±4 g and ±16 g measurement ranges?

Yes, the BRKOUT-FXLN8362Q supports both ranges via the g-Select pin. A jumper connects this pin to either VDD (logic high = ±4 g) or GND (logic low = ±16 g), directly implementing the FXLN8362QR1's dual-range capability as specified in Table 1 of the datasheet. No firmware or external logic is needed - range selection is purely hardware-configured on the BRKOUT-FXLN8362Q board.

How is low-bandwidth mode configured on the BRKOUT-FXLN8362Q?

Low-bandwidth mode (1.1 kHz XY, 600 Hz Z) is factory-configured on the FXLN8362QR1 die and enabled on the BRKOUT-FXLN8362Q by populating 9.1 nF capacitors on C4, C5, and C6 positions per datasheet Figure 3. These capacitors are pre-installed on the BRKOUT-FXLN8362Q board, ensuring correct bandwidth without user adjustment - matching the "Low" bandwidth designation in the FXLN8362QR1 ordering table.

Can the BRKOUT-FXLN8362Q be used for self-test verification?

Yes, the BRKOUT-FXLN8362Q includes a dedicated ST header pin with an integrated 10 kΩ pull-down resistor. Driving this pin high activates the FXLN8362QR1's electrostatic self-test function, producing a calibrated output shift (35 mg on X/Y, 300 mg on Z) that verifies sensor integrity and signal path without mechanical stimulation - a key diagnostic feature confirmed in Section 1.2 of the FXLN83xxQ datasheet.

What power supply requirements does the BRKOUT-FXLN8362Q support?

The BRKOUT-FXLN8362Q accepts 1.71–3.6 V DC on its VDD header, directly powering the FXLN8362QR1 IC. It includes a 0.1 µF ceramic and 4.7 µF tantalum decoupling network per datasheet recommendations, and the BYP pin is stabilized with a 100 nF capacitor. The board draws ≤180 µA in active mode and <30 nA in shutdown - enabling battery-powered operation for long-duration motion monitoring using the BRKOUT-FXLN8362Q.