Interface - Signal Buffers, Repeaters, Splitters

Image Part Number Description / PDF Quantity Rfq
PI3EQX12908A2ZFEX

PI3EQX12908A2ZFEX

Zetex Semiconductors (Diodes Inc.)

PCIE EQX W-QFN55100-54 T&R 3.5K

8525

PI2EQX510EXUAEX

PI2EQX510EXUAEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 1CH 5GBPS

0

PI3DPX1207Q3ZHEX

PI3DPX1207Q3ZHEX

Zetex Semiconductors (Diodes Inc.)

ACTIVE DISPLAY,V-QFN3590-42,T&R,

3236

PI3EQX8908A2ZFEX

PI3EQX8908A2ZFEX

Zetex Semiconductors (Diodes Inc.)

PCIE EQX W-QFN55100-54 T&R 3.5K

0

PI3EQX502IZHEX

PI3EQX502IZHEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 1CH 16TQFN

0

PI2EQX511EXUAEX

PI2EQX511EXUAEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 5.0GBPS

0

PI3DPX1205AZLBEX

PI3DPX1205AZLBEX

Zetex Semiconductors (Diodes Inc.)

ACTIVE DISPLAY W-QFN3060-40 T&R

53

PI3EQX12802ZHE

PI3EQX12802ZHE

Zetex Semiconductors (Diodes Inc.)

12G SAS3 2 PORT 4 CHANNELREDRIVE

0

PI3EQX12902AZLEX

PI3EQX12902AZLEX

Zetex Semiconductors (Diodes Inc.)

ICREDRIV PCIE3/SATA W-QFN2545-30

0

PI3EQX5801ZDEX

PI3EQX5801ZDEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 1CH 20TQFN

0

PI3EQX501BZAEX

PI3EQX501BZAEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 5GBPS 8TDFN

3136

PI3EQX12902BZLEX

PI3EQX12902BZLEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER 12.5 GBPS 30TQFN

3596

PI3EQX8908AZFEX

PI3EQX8908AZFEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER PCIE 8CH 54TQFN

0

PI3EQX1004ZHEX+FDX

PI3EQX1004ZHEX+FDX

Zetex Semiconductors (Diodes Inc.)

USB3 EQX V-QFN3590-42 T&R 3.5K

0

PI2EQX510TXUAEX

PI2EQX510TXUAEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 1CH 5GBPS

0

PI6ULS5V9515AZEEX

PI6ULS5V9515AZEEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER I2C 1CH 400KHZ 8TDFN

0

PI3DPX1203BZHIEX

PI3DPX1203BZHIEX

Zetex Semiconductors (Diodes Inc.)

ACTIVE DISPLAY V-QFN3590-42 T&R

0

PI3EQX1204-CZHEX

PI3EQX1204-CZHEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER SAS3 12.5GBPS 42TQFN

0

PI3EQX7502BZDE+DA

PI3EQX7502BZDE+DA

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 1CH 24TQFN

0

PI3EQX12802ZHEX

PI3EQX12802ZHEX

Zetex Semiconductors (Diodes Inc.)

12G SAS3 2 PORT 4 CHANNELREDRIVE

0

Interface - Signal Buffers, Repeaters, Splitters

1. Overview

Signal buffers, repeaters, and splitters are critical components in electronic systems for maintaining signal integrity, extending transmission distances, and distributing signals across multiple channels. These ICs act as intermediaries in data pathways, ensuring reliable communication between devices by amplifying weak signals, regenerating degraded waveforms, or dividing input signals into multiple outputs. Their importance has grown exponentially with the rise of high-speed data networks, IoT ecosystems, and advanced industrial automation systems.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Signal BuffersHigh input impedance, low output impedance, signal amplification without inversionMemory address drivers, bus interface circuits
RepeatersSignal regeneration, noise filtering, timing recoveryEthernet extenders, fiber optic communication
SplittersSignal distribution, impedance matching, isolation between outputsHDMI signal distribution, industrial sensor networks

3. Structure and Components

Typical IC construction includes: - Encapsulation: TSSOP, QFN, or BGA packages with 8-100+ pins - Internal Circuitry: Differential amplifiers, Schmitt triggers, termination resistors - Electrical Interface: Support for LVDS, RS-485, HDMI 2.1, or USB 3.2 standards - Thermal Management: Integrated heat spreaders or thermal pads for power dissipation

4. Key Technical Specifications

ParameterImportance
Bandwidth (0.1-10 Gbps)Determines maximum data transfer rate
Propagation Delay (1-50 ns)Impacts system timing synchronization
Signal-to-Noise Ratio (SNR) (>60 dB)Measures transmission clarity
Power Consumption (100mW-2W)Affects thermal design and efficiency
Impedance Matching (50 -100 )Minimizes signal reflections

5. Application Fields

Key industries include: - Telecommunications: 5G base stations, optical network units - Consumer Electronics: Smart TVs, gaming consoles - Industrial Automation: PLC systems, sensor hubs - Automotive: CAN bus extenders, ADAS sensor interfaces - Medical Devices: MRI machine signal routing

6. Leading Manufacturers and Products

ManufacturerProduct SeriesKey Features
Texas InstrumentsSN74LVC1G125Low-voltage buffer with 85MHz bandwidth
NXP SemiconductorsPCA9306I2C bus voltage-level translation
STMicroelectronicsTS3DS12404-channel HDMI buffer with 2.5Gbps per lane

7. Selection Guidelines

Key considerations: - Match bandwidth requirements with application data rates - Verify voltage level compatibility (e.g., 1.8V/3.3V/5V logic) - Assess drive strength needs for connected loads - Consider package type for PCB space constraints - Analyze power budget and thermal management requirements - Evaluate EMI/ESD protection features for harsh environments

8. Industry Trends

Emerging developments include: - Integration with protocol conversion (e.g., USB-C to DisplayPort) - Development of AI-enhanced signal conditioning algorithms - Adoption of advanced packaging (3D stacking, SiP) - Push toward ultra-low power (<1mW standby) designs - Increased demand for automotive-grade parts (AEC-Q100 qualified) - Growth in wireless interface buffer solutions for 6G infrastructure

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