Interface - Signal Buffers, Repeaters, Splitters

Image Part Number Description / PDF Quantity Rfq
PTN36002HQX

PTN36002HQX

NXP Semiconductors

PTN36002 - USB INTERFACE

15000

NB7VPQ904MMUTWG

NB7VPQ904MMUTWG

Sanyo Semiconductor/ON Semiconductor

IC USB TYPE C DISPLAY PORT

0

PI3EQX12801BZLEX

PI3EQX12801BZLEX

Zetex Semiconductors (Diodes Inc.)

RE-DRIVER WITH LINEAR EQUALIZATI

0

SN65LVDT101DGKG4

SN65LVDT101DGKG4

LINE TRANSCEIVER

86

NB7NPQ1002MMTTWG

NB7NPQ1002MMTTWG

Sanyo Semiconductor/ON Semiconductor

3.3 V USB 3.1 GEN-2 10 GB

0

MAX9150EAI

MAX9150EAI

Analog Devices, Inc.

LOW-JITTER, 10 PORT LVDS REPEATE

6223

TUSB216RWBR

TUSB216RWBR

Texas Instruments

USB 2.0 REDRIVER

0

NB7NPQ7042MMUTWG

NB7NPQ7042MMUTWG

Sanyo Semiconductor/ON Semiconductor

3.3 V USB 3.1 QUAD CHANNE

0

PI3EQX16612ZLDEX

PI3EQX16612ZLDEX

Zetex Semiconductors (Diodes Inc.)

PCIE EQX REDRIVER W-QFN3060-40

3305

PI3EQX16000ZHEX

PI3EQX16000ZHEX

Zetex Semiconductors (Diodes Inc.)

PCIE EQX V-QFN3590-42

0

NB7NPQ1102MMTTWG

NB7NPQ1102MMTTWG

Sanyo Semiconductor/ON Semiconductor

3.3 V USB 3.1 GEN-2 10 GB

0

NB7NPQ7222MMUTXG

NB7NPQ7222MMUTXG

Sanyo Semiconductor/ON Semiconductor

3.3 V USB 3.1 DUAL CHANNEL HIGH

27000

LA7217M-TRM-E

LA7217M-TRM-E

SYNCHRONIZING SIGNAL SEPARATOR W

22000

DS160PR810NJXR

DS160PR810NJXR

Texas Instruments

PCIE 4.0, 16 GBPS, 8-CHANNEL LIN

0

MAX72463B#W

MAX72463B#W

Analog Devices, Inc.

SAS-SATA SIGNAL CONDITIONER

7616

SN65LVP16DRFRG4

SN65LVP16DRFRG4

Texas Instruments

IC REDRIVER 1CH 4GBPS 8WSON

0

PI2EQX4401ZFE

PI2EQX4401ZFE

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER PCIE 2CH 36TQFN

0

89HP0604XZBABGI8

89HP0604XZBABGI8

Renesas Electronics America

IC REDRIVER I2C 4CH 100BGA

0

PCA9515ADP/DG,118

PCA9515ADP/DG,118

NXP Semiconductors

IC REDRIVER I2C 1CH 8TSSOP

0

ISL88694IH5

ISL88694IH5

Intersil (Renesas Electronics America)

IC ACCELERATOR I2C 2CH SOT-5

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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