Upd — Tsum1pfr-lf Datasheet

The TSUM1PFR-LF is available through electronic component distributors:

The TSUM1PFR-LF integrates intelligent to support green-mode requirements and spread-spectrum support for managing electromagnetic interference (EMI).

An onboard internal microprocessor manages system logic, handles power sequencing, processes external keyboard inputs (OSD control), and communicates with peripheral memory modules like EEPROMs via I2Ccap I squared cap C 4. Back-End LVDS Transmitter Tsum1pfr-lf Datasheet

| Flash Memory | Used In (Examples) | | :--- | :--- | | | Great Wall M9WJU | | W25X20 | LG L1742S-BF | | MX25L512 | MST reference designs | | PM25LV010A-100SCE | Samsung 633nw | | AT24C04N | I²C EEPROM for DDC/CI data |

: The scaler chip requires highly stable supply lines. If the buck regulator drops below the minimum operating core voltage, the internal logic hangs. If the buck regulator drops below the minimum

Note: Always consult the official MStar PDF for exact tolerances. Typically 3.3V. Core Voltage (VDDC): Usually 1.2V to 1.8V to minimize heat. I/O Voltage: 3.3V compatible. Operating Temperature: 0°C to 70°C. Common Applications Desktop Monitors: Standard office and gaming monitors. Industrial Displays: Human-Machine Interfaces (HMIs). Digital Signage: Small to medium-scale advertising screens. Kiosks: Touch-screen information points. Troubleshooting and Repair

| Supplier | Status | Notes | | :--- | :--- | :--- | | | Stock available (6,000 pcs) | MOQ 22 pcs, pricing around $2.69 per unit | | Ovaga | Stock available (7,992 pcs) | 1-year warranty, brand new original parts | | Utsource | Inquire for pricing | Offers wholesale and distribution | | HQEW (华强电子网) | Supplier sourcing platform | Multiple Chinese vendors available | Core Voltage (VDDC): Usually 1

Capable of driving panels up to WXGA+ and SXGA+ resolutions.

The TSUM1PFR-LF is a total solution graphics processing IC engineered for LCD monitors with panel resolutions up to WXGA+ and SXGA+. It supports analog RGB signal input via a D-Sub (VGA) connector, making it a versatile choice for standard display applications.