Interface - Signal Buffers, Repeaters, Splitters

Image Part Number Description / PDF Quantity Rfq
P82B96PWG4

P82B96PWG4

Texas Instruments

P82B96 DUAL BIDIRECTIONAL BUS BU

112

SN65LVDM22DG4

SN65LVDM22DG4

Texas Instruments

IC MULTIPLEXER LVDS 1CH 16SOIC

0

DS91M124TMAX/NOPB

DS91M124TMAX/NOPB

Texas Instruments

IC MULTIPLEXER LVDS 1CH 16SOIC

0

SN65LVDS18DRFR

SN65LVDS18DRFR

Texas Instruments

PECL TO LVDS TRANSLATOR

4816

SN65LVCP1412RLHT

SN65LVCP1412RLHT

Texas Instruments

IC REDRIVER 2CH 14.2GBPS 24WQFN

0

TUSB522PIRGET

TUSB522PIRGET

Texas Instruments

IC REDRIVER USB 3.1 DUAL 24VQFN

455

SN75178BP

SN75178BP

Texas Instruments

IC REDRIVER RS422/RS485 1CH 8DIP

248

DS15BA101SDE/NOPB

DS15BA101SDE/NOPB

Texas Instruments

IC REDRIVER LVDS 1CH 8WSON

220

DS25BR100TSD/NOPB

DS25BR100TSD/NOPB

Texas Instruments

IC REDRIVER LVDS 1CH 8WSON

2877

HPA02286ARLL

HPA02286ARLL

Texas Instruments

USB INTERFACE IC

0

DS160PR822NJXR

DS160PR822NJXR

Texas Instruments

PCIE 4.0, 16 GBPS, 8-CHANNE

0

DS160UP822NJXR

DS160UP822NJXR

Texas Instruments

UPI 2.0, 16 GBPS, 8-CHANNEL LINE

0

TUSB216RWBR

TUSB216RWBR

Texas Instruments

USB 2.0 REDRIVER

0

DS160PR810NJXR

DS160PR810NJXR

Texas Instruments

PCIE 4.0, 16 GBPS, 8-CHANNEL LIN

0

SN65LVP16DRFRG4

SN65LVP16DRFRG4

Texas Instruments

IC REDRIVER 1CH 4GBPS 8WSON

0

DS25MB200TSQ

DS25MB200TSQ

Texas Instruments

IC MULTIPLEXER 2CH 48WQFN

0

DS25MB100TSQE/NOPB

DS25MB100TSQE/NOPB

Texas Instruments

IC MULTIPLEXER 1CH 36WQFN

0

SN75178BPSRE4

SN75178BPSRE4

Texas Instruments

IC REDRIVER RS422/RS485 1CH 8SO

0

SN65LVDS19DRFRG4

SN65LVDS19DRFRG4

Texas Instruments

IC REDRIVER 1CH 2GBPS 8WSON

0

DS91M125TMA

DS91M125TMA

Texas Instruments

IC MULTIPLEXER LVDS 1CH 16SOIC

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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