TMDS25DPAGR Tech Specifications
Texas Instruments - TMDS25DPAGR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TMDS25DPAGR

Product Attribute	Attribute Value
Part Number	TMDS25DPAGR
Package	-
Description	-
Stock Condition	Get 10570 pcs available quantity at Allelco
Payment	PayPal / TT / Credit Card / Western Union
Allelco Certifications	ESD / ISO 9001 / ISO 13485 / ISO 28000

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
RoHs Status	-
Warranty	100% Perfect Functions
Transport port	Hong Kong
Shipping by	DHL / FedEx / UPS / TNT / SF Express
RFQ Email	info@allelco.com

Frequently Asked Questions(FAQ)

How does the TMDS25DPAGR support signal integrity in high-speed digital video interfaces, and what design considerations are critical for minimizing jitter?: The TMDS25DPAGR is engineered to maintain robust signal integrity in high-definition digital video transmission environments. It features built-in equalization and de-emphasis circuitry that compensates for channel losses typically encountered over longer interconnects or through printed circuit board traces. This helps preserve signal fidelity at data rates common in HDMI and DVI applications. To minimize jitter, designers should ensure proper termination of the differential pairs, maintain controlled impedance routing (typically 100 Ω), and avoid sharp vias or discontinuities near the IC. Additionally, power supply decoupling with low ESR capacitors close to the device pins reduces high-frequency noise coupling into the analog core, which directly affects timing stability.

What are the key differences between the TMDS25DPAGR and alternative redriver solutions like the THS7316 or DS90UB954-Q1 when extending HDMI signal reach?: While all three devices address HDMI signal degradation over distance, their architectures differ significantly. The TMDS25DPAGR operates as a redriver focused on reclocking and reshaping TMDS (Transition Minimized Differential Signaling) channels without altering color space or protocol interpretation. In contrast, the THS7316 is a video amplifier optimized for analog RGB or component video, not digital TMDS streams. The DS90UB954-Q1, part of TI’s FPD-Link III family, includes embedded control channels and supports bidirectional communication—features absent in the TMDS25DPAGR. For pure HDMI extension beyond 10 meters using Cat cables, the TMDS25DPAGR offers a simpler, lower-power solution compared to systems requiring deserialization and protocol handling.

Can the TMDS25DPAGR operate reliably in industrial temperature environments, and what external components are required for stable operation?: Yes, the TMDS25DPAGR supports extended industrial operating temperatures up to 85°C, making it suitable for automotive and factory automation applications. However, reliable performance requires careful attention to external biasing and reference networks. A precision resistor divider sets the internal bias current, so tolerance and temperature coefficient of these resistors (preferably 1% metal film) impact gain accuracy over temperature. Also, the device relies on an external crystal or clock source; using a low-jitter oscillator with phase noise below -140 dBc/Hz at 1 MHz offset ensures minimal contribution to system-level jitter. Proper thermal management of the PCB layout around the IC further prevents localized heating that could affect analog performance.

How does power consumption scale with output load conditions when using the TMDS25DPAGR in battery-powered display systems?: Power draw varies non-linearly based on output termination and data activity. At typical 75 Ω loads and moderate TMDS data rates (e.g., 1080p60), the TMDS25DPAGR consumes approximately 120 mW from a 3.3 V supply. When outputs are left open or improperly terminated, current increases due to reflected energy causing additional switching in the output drivers. Conversely, capacitive loading above 10 pF per output can increase rise/fall times, forcing the internal amplifiers to work harder and increasing quiescent dissipation. For portable designs, placing series resistors (typically 22 Ω to 33 Ω) at each TMDS output helps damp reflections and reduce peak currents, improving efficiency without significant signal degradation.

What precautions should be taken when cascading multiple TMDS25DPAGR devices in a multi-link video distribution system?: Cascading redrivers introduces cumulative latency and potential signal loop issues if not managed carefully. Each TMDS25DPAGR adds roughly 2–3 ns of group delay per channel under normal conditions. In a chain of three devices, this could result in 6–9 ns skew across the four TMDS lanes, risking intersymbol interference at higher pixel clocks (above 1 GHz). Synchronization of enable/disable signals is also critical—power sequencing must ensure upstream devices stabilize before downstream ones activate. Additionally, feedback loops can occur if multiple outputs drive the same cable run without isolation; using separate physical paths or optical couplers prevents this. Always verify eye diagram compliance after each stage using a high-bandwidth oscilloscope with differential probes.

Is it acceptable to leave unused TMDS inputs floating on the TMDS25DPAGR, and what are the consequences for EMI and power integrity?: Floating inputs should never be left unconnected. Unterminated TMDS inputs act as antennas, radiating electromagnetic interference or coupling noise from nearby traces. More critically, they create unpredictable voltage levels that can cause excessive shoot-through current in the internal differential comparators, leading to increased standby power and potential latch-up. Best practice dictates connecting unused inputs through a high-impedance network (e.g., 1 kΩ to ground) or tying them to the valid logic level via a pull-down resistor. This stabilizes input staging and maintains consistent common-mode voltages, preserving power integrity and reducing radiated emissions during FCC or CISPR compliance testing.

How does the TMDS25DPAGR handle HDCP authentication in secure video links, and does it require additional firmware support?: The TMDS25DPAGR itself does not participate in HDCP encryption or authentication protocols. It functions purely as a physical layer redriver for the TMDS data streams. Therefore, HDCP negotiation occurs entirely between the source and sink devices upstream and downstream of the IC. The redriver merely forwards authenticated packets without inspection or modification. However, system designers must ensure that the host processor or dedicated security co-processor managing HDCP keys remains powered and responsive during link training sequences. Delays or resets in this subsystem can trigger timeout errors in the display side, manifesting as blank screens despite valid video content passing through the TMDS25DPAGR.

What layout guidelines minimize crosstalk between TMDS channels when routing the TMDS25DPAGR on a six-layer PCB?: Crosstalk between adjacent TMDS differential pairs can degrade eye height if not properly managed. On a six-layer stackup with inner signal layers adjacent to solid planes, maintain a center-to-center spacing of at least 3× the trace width (e.g., 0.3 mm spacing for 0.1 mm traces) between any two TMDS pairs. Route all four TMDS channels (Clock + 3 Data) in matched lengths within ±15 ps to prevent skew-induced ISI. Critical pairs should be routed orthogonally where possible, avoiding parallel runs longer than 5 mm. Use grounded guard traces between sensitive nets only if space allows, but prioritize consistent dielectric thickness and impedance continuity over guard bands. Simulation using 3D field solvers like Ansys HFSS helps validate worst-case coupling scenarios before fabrication.

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Customer Reviews

Evaluation: 10 Articles

Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

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1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
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TMDS25DPAGR

Texas Instruments
32D-TMDS25DPAGR

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TMDS25DPAGR - Texas Instruments

Specifications

Frequently Asked Questions(FAQ)

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

Solid diode for power rectification. Works well in switching circuits.

Compact FPGA with good performance. Suitable for basic signal processing tasks.

Reliable I/O expander. Works well in embedded control applications.

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.