Interface - Signal Buffers, Repeaters, Splitters

Image Part Number Description / PDF Quantity Rfq
DS25MB200TSQ/NOPB

DS25MB200TSQ/NOPB

Texas Instruments

IC MULTIPLEXER 2CH 48WQFN

201

DS90LV004TVS

DS90LV004TVS

Texas Instruments

IC REDRIVER LVDS 4CH 48TQFP

0

DS125BR401SQ/NOPB

DS125BR401SQ/NOPB

Texas Instruments

IC REDRIVER PCIE 8CH 54WQFN

0

P82B96DGKR

P82B96DGKR

Texas Instruments

IC REDRIVER I2C 1CH 8VSSOP

4341

DS125BR800SQ/NOPB

DS125BR800SQ/NOPB

Texas Instruments

IC REDRIVER PCIE/SAS 8CH 54WQFN

0

SN65LVDS17DRFR

SN65LVDS17DRFR

Texas Instruments

SN65LVDS17 2.5-V/3.3-V OSCILLATO

8950

DS92001TMA/NOPB

DS92001TMA/NOPB

Texas Instruments

IC REDRIVER BLVDS 1CH 8SOIC

1539

SN65LVDS101DG4

SN65LVDS101DG4

Texas Instruments

IC REDRIVER 1CH 2GBPS 8SOIC

0

SCAN15MB200TSQX/NOPB

SCAN15MB200TSQX/NOPB

Texas Instruments

SCAN15MB200 DUAL 1.5 GBPS 2:1/1:

1540

SN65LVPE504RUAR

SN65LVPE504RUAR

Texas Instruments

SN65LVPE504 QUAD CHANNEL (HALF X

6981

SN65LVCP40RGZG4

SN65LVCP40RGZG4

Texas Instruments

TELECOM CIRCUIT, 1-FUNC, PQCC48

114

PCA9517DG4

PCA9517DG4

Texas Instruments

IC REDRIVER I2C 1CH 400KHZ 8SOIC

0

DS100KR401SQ/NOPB

DS100KR401SQ/NOPB

Texas Instruments

IC REDRIVER 8CH 10.3GBPS 54WQFN

0

DS100BR111ASQ/NOPB

DS100BR111ASQ/NOPB

Texas Instruments

IC REDRIVER SATA 2CH 24WQFN

0

SN65LVP19DRFR

SN65LVP19DRFR

Texas Instruments

PECL TO LVDS TRANSLATOR

12000

SN75LVCP600SDSKR

SN75LVCP600SDSKR

Texas Instruments

IC REDRIVER SAS/SATA 1CH 10SON

2130

SN65LVDS100DGKG4

SN65LVDS100DGKG4

Texas Instruments

IC REDRIVER 1CH 2GBPS 8VSSOP

0

SN65LVDT101DR

SN65LVDT101DR

Texas Instruments

SN65LVDT101 2GBPS LVDS/LVPECL/CM

33796

DS125BR111RTWT

DS125BR111RTWT

Texas Instruments

IC REDRIVER EQUALIZR 2CH 24WQFN

205

TUSB564IRNQR

TUSB564IRNQR

Texas Instruments

USB-C 10GBPS MULTI-PROT LINEAR R

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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