Interface - Signal Buffers, Repeaters, Splitters

Image Part Number Description / PDF Quantity Rfq
PI6ULS5V9517AZEEX

PI6ULS5V9517AZEEX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER I2C 1CH 400KHZ 8TDFN

6355

SN65LVDS22D

SN65LVDS22D

Texas Instruments

IC MULTIPLEXER 1CH 16SOIC

120

ISL33003IUZ

ISL33003IUZ

Intersil (Renesas Electronics America)

IC ACCELERATOR I2C HOTSWAP 8MSOP

0

PCA9601D,118

PCA9601D,118

NXP Semiconductors

IC REDRIVER I2C 1CH 1MHZ 8SO

2774

DS80PCI402SQE/NOPB

DS80PCI402SQE/NOPB

Texas Instruments

IC REDRIVER PCIE 8CH 54WQFN

2090

PCA9600D,112

PCA9600D,112

NXP Semiconductors

IC REDRIVER I2C 1CH 400KHZ 8SO

1601

SN75LVPE801DRFR

SN75LVPE801DRFR

Texas Instruments

IC REDRIVER SATA 8GBPS 8WFDFN

0

SN75LVCP412ARTJR

SN75LVCP412ARTJR

Texas Instruments

IC REDRIVER SATA 2CH 3GBPS 20QFN

3

PI3EQX7502BZDE+DAX

PI3EQX7502BZDE+DAX

Zetex Semiconductors (Diodes Inc.)

IC REDRIVER USB 3.0 1CH 24TQFN

0

SN65LVDS100D

SN65LVDS100D

Texas Instruments

IC REDRIVER 1CH 2GBPS 8SOIC

2191

89HP0608RZBABGI8

89HP0608RZBABGI8

Renesas Electronics America

IC REDRIVER I2C 8CH 100BGA

0

DS25BR120TSD/NOPB

DS25BR120TSD/NOPB

Texas Instruments

IC REDRIVER LVDS 1CH 8WSON

16503

PCA9601DP,118

PCA9601DP,118

NXP Semiconductors

IC REDRIVER I2C 1CH 1MHZ 8TSSOP

3376

SN65LVDT100DGK

SN65LVDT100DGK

Texas Instruments

IC REDRIVER 1CH 2GBPS 8VSSOP

885

MAX9150EUI

MAX9150EUI

Analog Devices, Inc.

10-PORT LVDS REPEATER

859

DS08MB200TSQ/NOPB

DS08MB200TSQ/NOPB

Texas Instruments

IC MULTIPLEXER LVDS 4CH 48WQFN

308

TUSB2E22YCGT

TUSB2E22YCGT

Texas Instruments

TUSB2E22YCGT

0

TUSB1064IRNQT

TUSB1064IRNQT

Texas Instruments

USB-C 10GBPS ALT MODE UFP MUX RE

0

DS10BR150TSD/NOPB

DS10BR150TSD/NOPB

Texas Instruments

IC REDRIVER LVDS 1CH 1GBPS 8WSON

1550

MAX4951BECTP+T

MAX4951BECTP+T

Analog Devices, Inc.

SATA BIDIRECTIONAL REDRIVER

55000

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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