Datasheet: Tsum1pfr-lf

The TSUM1PFR-LF acts as an all-in-one receiver, scaler, and panel driver. Component distributors like Veswin and Win Source classify it under multimedia and display processor microcontrollers. Its design targets resolutions up to , making it a staple chip for legacy 4:3 office monitors and early widescreen LCD televisions.

: Separates luminance (brightness) and chrominance (color) data from composite video inputs to minimize dot crawl and color bleeding.

Built-in spread-spectrum clocking reduces Electromagnetic Interference (EMI), helping consumer electronics pass strict global regulatory certifications without costly shielding.

Today, we are taking a deep dive into the . This post will guide you through what this component is, why the "LF" designation matters, and the key specifications you need to know before integrating it into your design. Tsum1pfr-lf Datasheet

The chip features a high-speed integrated Triple-ADC/PLL (Analog-to-Digital Converter / Phase-Locked Loop). This allows it to process high-resolution analog RGB input signals, ensuring crisp image reproduction from legacy VGA sources. B. Scaler Engine (WXGA+/SXGA+)

According to various technical summaries and datasheet excerpts, here are the vital operating parameters: Specification Details Manufacturer MStar Semiconductor Operating Voltage 1.8V to 5.5V Operating Temp -40°C to 105°C (Extended Range) 2D Comb Filter, Scaler, De-interlacer Compliance Lead-Free ("-LF") and RoHS Compliant Power Dissipation Approximately 340mW Common Applications

Integrated into driver boards for televisions requiring video processing and de-interlacing. The TSUM1PFR-LF acts as an all-in-one receiver, scaler,

| Parameter | Specification | | :--- | :--- | | | 1.8V ± 5% | | I/O Voltage (VDD_IO) | 3.3V ± 5% | | Analog Voltage (VDD_ADC) | 3.3V ± 5% | | Maximum Power Dissipation | Approximately 1.5W (typical operating) | | Standby Power | < 1W (Green mode enabled) |

Supports LVDS (Low-Voltage Differential Signaling) Compliance: RoHS lead-free design Core Features & Functionality

| Feature | TSUM1PFR-LF | ADS1292 (TI) | MAX30003 (Analog) | |-----------------------|-------------|--------------|--------------------| | On-chip FFT | ✅ Yes | ❌ No | ❌ No | | Wake-on-pattern | ✅ Yes | ❌ No | ✅ Limited | | Supply current (active) | 1.2 mA | 0.3 mA (2ch) | 0.8 mA | | Shutdown current | 50 nA | 2 µA | 1 µA | This post will guide you through what this

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Extended range from -40°C to 105°C .