Engineers, hardware designers, and embedded systems developers frequently seek the when developing or repairing high-resolution display modules. Manufactured by Himax Technologies, the HX8872C is a highly integrated timing controller (T-CON) designed for small-to-medium thin-film transistor (TFT) liquid crystal displays (LCDs).
Transmits the formatted data and control signals directly to the panel's driver ICs. 5. Typical Application Circuit and Design Considerations
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Engineers, repair technicians, and hardware developers frequently look for the to analyze pin configurations, voltage tolerances, and protocol architectures. This article provides a comprehensive overview of the technical specifications, structural features, and real-world deployment parameters outlined in the technical documentation for the HX8872-C. Core Specifications & Operational Parameters hx8872c datasheet
Single-chip audio power amplifier (class AB, low-voltage) Typical use: Portable audio devices, battery-powered speakers, phones, multimedia devices. Package: Commonly available in SOP-8 or MSOP-8 (check supplier). Supply voltage (Vcc): Typical range 2.5 V to 5.5 V (verify with specific vendor datasheet) Output power: Up to ~3 W per channel into 4 Ω at 5 V (single-ended) — actual power depends on supply voltage, load impedance, and THD+N. Quiescent current: Typically low (tens to hundreds of μA in standby; a few mA in active mode) — refer to datasheet section for exact figures. Shutdown/Standby pin: Usually provided to reduce power consumption. Gain: Fixed internally (commonly around 20–30 dB) or set by external resistors depending on variant. Thermal protection: Integrated thermal shutdown and short-circuit protection. Pop-and-click suppression: Soft-start and mute functions included on many revisions. Inputs: Differential or single-ended input pins; input coupling capacitors recommended. Outputs: BTL (bridge-tied load) outputs for speaker driving, may also support single-ended configurations with external components. ESD protection: I/O protection on most commercial samples.
For engineers working with this IC, here are some practical considerations:
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The HX8872C is most commonly found in a . A specific variant, the HX8872-C030FCG-T , comes in a QFP-80 package. This common surface-mount package is suitable for automated assembly processes.
Because display drivers are vulnerable to high-frequency switches on the backplane, decouple the power architecture carefully. Place a combination of 0.1µF and 10µF ceramic capacitors as close as possible to the VDDcap V sub cap D cap D end-sub pins to damp transient spikes. 2. Signal Trace Impedance
Ensure the POL trace does not run parallel to sensitive analog lines, as its constant switching can couple noise into the panel's gamma reference voltages. 5. Troubleshooting and Display Artifacts A specific variant
Integrating the HX8872C requires careful hardware planning to ensure signal integrity and minimize electromagnetic interference (EMI).
If you are designing with the HX8872-C, common implementation steps found in community resources include: Power Stability:
: In-dash navigation screens and car audio head units.