Interface - Signal Buffers, Repeaters, Splitters

Image Part Number Description / PDF Quantity Rfq
PI3EQX501BQZAEX

PI3EQX501BQZAEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 5GBPS 8TDFN

0

PI3EQX1002B1ZLEX

PI3EQX1002B1ZLEX

Zetex Semiconductors (Diodes Inc.)

USB3 EQX W-QFN2545-30

0

PI3DPX1207BZHEX

PI3DPX1207BZHEX

Zetex Semiconductors (Diodes Inc.)

ACTIVE DISPLAY V-QFN3590-42 T&R

0

PI3EQX10908AZFEX

PI3EQX10908AZFEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER 8CH 10GBPS 54TQFN

0

PI3EQX1002BZLEX

PI3EQX1002BZLEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.1 GEN-2 30TQFN

1425

PI2EQX862XUAEX

PI2EQX862XUAEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER PCI/SATA 3.0 18TQFN

0

PI3PCIE2612-AZFEX

PI3PCIE2612-AZFEX

Zetex Semiconductors (Diodes Inc.)

IC MUX DISPLAYPORT/PCIE 56TQFN

2000

PI2EQX3202BNBE

PI2EQX3202BNBE

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER SATA 4CH 84LFBGA

369

PI3EQX501IZAEX

PI3EQX501IZAEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 1CH 8TDFN

107

PI2EQX6814NJE

PI2EQX6814NJE

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER SAS/SATA 8CH 100LBGA

0

PI3EQX12904AZHEX

PI3EQX12904AZHEX

Zetex Semiconductors (Diodes Inc.)

PCIE EQX V-QFN3590-42

3300

PI6ULS5V9515AWEX

PI6ULS5V9515AWEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER I2C 1CH 400KHZ 8SOIC

2091

PI2EQX632EXUBEX

PI2EQX632EXUBEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB1.8V 18X2QFN

0

PI3EQX7502MZDEX

PI3EQX7502MZDEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 5GBPS 24TQFN

0

PI3EQX7502AIZDE+DAX

PI3EQX7502AIZDE+DAX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 2CH 24TQFN

0

PI3DPX8121ZLDEX

PI3DPX8121ZLDEX

Zetex Semiconductors (Diodes Inc.)

PCIE EQX,W-QFN3060-40,T&R,3.5K

3250

PI3EQX6741STZDEX

PI3EQX6741STZDEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER SATA3 1CH 20TQFN

0

PI6ULS5V9517AUEX

PI6ULS5V9517AUEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER I2C 1CH 400KHZ 8MSOP

0

PI3DPX1203ZHE+DRX

PI3DPX1203ZHE+DRX

Zetex Semiconductors (Diodes Inc.)

ACTIVE DISPLAY V-QFN3590-42 T&R

0

PI6ULS5V9627AQEX

PI6ULS5V9627AQEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER 4 CHAN I2C 16QSOP

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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