Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
Realtek RTL8153B-VB-CG is a 1000 Mbps Ethernet transceiver with 40 terminals in a rectangular chip carrier package. It supports surface mount technology and quad terminal position, making it ideal for high-speed network interfaces applications.
Median Price
$3.600
Lifecycle Status
Suppliers In-Stock
7
In-Stock Inventory
1k+
Symmetry
1+ parts
100+ parts
-
1k+ parts
10k+ parts
Martec Srl
Chip Stock
HZD GmbH
Vyrian
Nova Conductors
SPM Sales
AZTECH Wire
$8.050
$7.730
$7.580
$7.430
Corohmni
$10.304
Aztec Data Supply Inc.
$13.460
Futuretech Components
Kepictronics
Continental Prestige Electronics
Argo Parts USA
iodParts Technologies Inc.
Bastille Electronics
Makes installation easy and efficient, saving time and effort.
Ensures compatibility with various devices and PCB layouts.
Provides ample connectivity options for versatile networking needs.
Offers a compact and reliable design for space-constrained applications.
Enhances signal integrity and stability for reliable data transmission.
Reduces the risk of signal interference and improves overall performance.
Specifically designed for high-speed Ethernet connections, ensuring fast and reliable data transfer.
Supports high-speed data transfers, ideal for demanding networking environments.
Network Interfaces RTL8153B-VB-CG attributes and parameters. Explore more Network Interfaces devices from Realtek Semiconductor
Data Rate:
JESD-30 Code:
No. of Functions:
No. of Terminals:
No. of Transceivers:
Package Body Material:
Package Shape:
Package Style (Meter):
Surface Mount:
Telecom IC Type:
Terminal Form:
Terminal Position:
RTL8153B-VB-CG Telecommunications trade compliance attributes, and parameters.
HTS
8542.39.00.01
SB
8542.39.00.00
Realtek Semiconductor Corp., located in the Hsinchu Science-based Industrial Park — Taiwan's "Silicon Valley" — began with a small group of young, devoted engineers in 1987. Over three decades, these young founding engineers built Realtek into one of the world's largest and most successful IC design houses. Realtek's efforts to provide the ultimate in pioneering IC technology — along with its firm commitment to creating unique and innovative designs for a broad range of high-tech applications — have won the company a worldwide reputation and made possible a favorable and consistent growth rate in the years since its establishment. We attribute this achievement to Realtek's tradition of excellence.
EPCS4SI8N
Altera
CONFIGURATION MEMORY; Temperature Grade: INDUSTRIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Parallel or Serial: SERIAL;
BAV99
Rectron
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
CDSOT23-SM712
Bourns
Bourns CDSOT23-SM712 is a bidirectional Transient Voltage Suppressor diode with 400W peak power dissipation and 20uA reverse current. Ideal for surge protection in applications requiring a max clamping voltage of 14V, such as IEC-61000-4-2 compliant systems. Operates b/w -55°C to 150°C with matte tin finish and Gull Wing terminals.
STM32F405RGT6
STMicroelectronics
STM32F405RGT6 by STMicroelectronics is a 32-bit microcontroller with 2/3.3V power supplies, 16 external interrupts, and 196608 RAM bytes. Ideal for industrial applications, it features CAN(2), I2C(3), SPI(3) connectivity options and operates at a max clock frequency of 26 MHz. With low power mode and DMA support, it offers versatile performance in compact dimensions.
1N4148
Comchip Technology
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
M24308/2-1F
Esterline Technologies
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mounting Option-1: HOLE .115-.125; Mounting Type: CABLE AND PANEL; Mating Contact Finish: NOT SPECIFIED;
FDD5614P
Onsemi
FDD5614P by Onsemi is a P-CHANNEL Power FET with 60V DS Breakdown Voltage, ideal for SWITCHING applications. It features 45A IDM and 0.1 ohm RDS(ON), operating in ENHANCEMENT MODE at up to 175°C. The PLASTIC/EPOXY package with GULL WING terminals ensures efficient heat dissipation and reliable performance.
BSS138
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Package Shape: RECTANGULAR; Terminal Finish: Matte Tin (Sn) - annealed;
M39029/56-351
Glenair
CONNECTOR ACCESSORY; Associated Backshell Military - Specifications: MIL-DTL-38999; Material: COPPER ALLOY; Associated Military - Specifications: MIL-DTL-38999; Contact Gender: FEMALE; DIN Conformity: NO;
BAV99W-7-F
Diodes Incorporated
Diodes Incorporated BAV99W-7-F is a fast recovery rectifier diode with 2 elements in series connected, center tap configuration. It has a max reverse recovery time of 0.004 us and can handle a max output current of 0.15 A. Ideal for applications requiring fast switching capabilities and operating temperatures ranging from -65 to 150 °C.
1N4148WS
Taiwan Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Solid State Devices
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LM555CM
Texas Instruments
LM555CM by Texas Instruments is an Analog Waveform Generation IC with a supply voltage range of 4.5V to 16V and max operating temperature of 70°C. It comes in a small outline package, suitable for applications requiring pulse generation or rectangular waveform outputs. With surface mount capability and low supply current of 15mA, it is ideal for commercial-grade electronic circuits.
M39029/58-360
Defense Logistics Agency
CONNECTOR ACCESSORY; Contact Type: CRIMP REAR RELEASE; Mating Contacts: M39029/56-348, M39029/57-354; Insertion Tool Sources: MILITARY; Contact Gender: MALE; Alternate Contact Sources: MILITARY;
International Components
RECTIFIER DIODE; Surface Mount: NO; No. of Elements: 1; Terminal Finish: Tin/Lead (Sn/Pb); JESD-609 Code: e0; Maximum Reverse Recovery Time: .004 us;
SMBJ18CA
Jgd Semiconductors
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Polarity: BIDIRECTIONAL; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.2 V; Maximum Repetitive Peak Reverse Voltage: 18 V;
LL4148
Vishay Telefunken
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
B340A-13-F
B340A-13-F by Diodes Inc. is a Schottky rectifier diode with 40V reverse test voltage, 3A max output current, and 0.5V max forward voltage. It is used for efficiency applications in electronics due to its small outline package and high operating temperature range of -55°C to 150°C.
Bkc Semiconductors
ERJU06F10R0V
Panasonic
ERJU06F10R0V by Panasonic is an 0805 size SMT fixed resistor with a resistance of 10 ohm and 1% tolerance. It operates b/w -55 to 155 °C, suitable for AEC-Q200 standards in automotive applications due to its high temperature coefficient of 100 ppm/°C. With a max operating voltage of 150 V and power dissipation of 0.125 W, it is ideal for surface mounting type.
WJLXT971ALE.A4-857343
Inphi
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 64; Package Code: LFQFP; Package Shape: SQUARE;
LAN8742I-CZ-TR
Standard Microsystems
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 24; Package Code: HVQCCN; Package Shape: SQUARE;
SN65HVD231QDRG4Q1
SN65HVD231QDRG4Q1 by Texas Instruments is a BICMOS technology interface circuit with 1Mbps data rate. It operates at 3.3V, AEC-Q100 screened for automotive use, and has dual terminals in a small outline package.
KSZ9031RNXIA
Micrel
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 48; Package Code: HVQCCN; Package Shape: SQUARE;
DP83848IVVX/NOPB
Texas Instruments DP83848IVVX/NOPB is a 3.3V Ethernet transceiver with 100000 Mbps data rate, suitable for industrial applications. It features CMOS technology, operates b/w -40 to 85 °C, and comes in a low profile flatpack package with matte tin finish.
ADM3057EBRWZ-RL
Analog Devices
ADM3057EBRWZ-RL by Analog Devices is a Network Interface IC with 20 terminals, operating b/w -40 to 105°C. It features Gull Wing terminals, 5V supply voltage, and small outline package style. Ideal for industrial applications requiring interface circuitry in compact spaces.
KSZ8041TLI
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 48; Package Code: TFQFP; Package Shape: SQUARE;
LAN8742-CZ-TR
Microchip Technology
LAN8742-CZ-TR by Microchip: 3.3V supply, 100 Mbps data rate, quad terminal position. Telecom IC for Ethernet transceiver with square package shape and 24 terminals. Ideal for network interfaces in commercial applications.
14235R-2000
Echelon
XISO1042DWVR
INTERFACE CIRCUIT;
RTL8211EG-VB-CG
Realtek Semiconductor
Realtek's RTL8211EG-VB-CG is an Ethernet transceiver with 1000 Mbps data rate, operating b/w 0-70°C. It features a square chip carrier package with 64 terminals and a very thin profile. Ideal for network interfaces in commercial applications due to its compact size and surface mount capability.
LAN8710A-EZC
LAN8710A-EZC by Microchip Technology is a 32-terminal Ethernet transceiver with 100 Mbps data rate. Operating b/w 0-85°C, it's ideal for network interfaces in commercial applications. This square chip carrier has a terminal pitch of 0.5 mm and requires a nominal voltage of 1.2 V.
WJLXT971ALE.A4
Intel
WJLXT971ALE.A4 by Intel is an Ethernet transceiver with 64 terminals in a square flatpack package. It operates b/w -40 to 85°C, suitable for industrial use. With a nominal voltage of 3.3V and gull wing terminal form, it's ideal for networking applications.
DP83848QSQX/NOPB
DP83848QSQX/NOPB by Texas Instruments is an Ethernet transceiver with a data rate of 100000 Mbps. It operates at temperatures ranging from -40 to 105 °C and has a supply voltage of 3.3 V. This network interface IC is designed for industrial applications, featuring a CMOS technology and a compact square package style suitable for surface mount assembly.
MCP2551-E/SN
MCP2551-E/SN by Microchip is a CAN transceiver with 5V supply, 1Mbps data rate, and TS16949 screening. It operates in automotive grade temperature range (-40 to 125°C) and has a small outline package for surface mount applications. Ideal for network interfaces in automotive electronics due to its high reliability and compact design.
MCP2561-E/SN
MCP2561-E/SN by Microchip Tech is a CAN transceiver with 5V supply, 1Mbps data rate, and 70mA max current. Ideal for automotive applications, it operates b/w -40 to 125°C, in small outline package with dual terminals.
KSZ8463FRLI
DP83848YBX/NOPB
DP83848YBX/NOPB by Texas Instruments is an Ethernet transceiver with 100000 Mbps data rate, operating at temperatures from -40 to 125 °C. It features a 3.3 V supply voltage, quad terminal position, and CMOS technology. Ideal for automotive applications due to its low profile and fine pitch package style.
DP83TG720SWRHATQ1
Texas Instruments DP83TG720SWRHATQ1 is an Ethernet transceiver with 4 channels, supporting data rates up to 1000 Mbps. Operating in automotive-grade temperatures (-40 to 125°C), it features a low supply current of 225 mA at 1V. This chip carrier package with very thin profile and quad terminals is ideal for network interfaces in automotive applications.
LAN8720AI-CP-TR
LAN8720AI-CP-TR by Microchip is an Ethernet transceiver with 100 Mbps data rate, operating at -40 to 85 °C. It features a 3.3 V supply voltage, 54 mA supply current, and TS 16949 screening level. Ideal for network interfaces in industrial applications due to its compact square package and low profile design.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
RTL8211F-CG
Realtek RTL8211F-CG is a 40-terminal Ethernet transceiver with a square package shape. Operating b/w 0-70°C, it has a low profile of 0.9mm and terminal pitch of 0.4mm. Ideal for network interfaces in commercial-grade telecom applications.
RTL8211FS-CG
RTL8211FS-CG by Realtek is a 48-terminal Ethernet transceiver with 1000 Mbps data rate. It operates b/w 0-70°C, in a square chip carrier package style. Ideal for network interfaces, it's surface-mountable and has a low profile of 1mm.
RTL8211E-VB-CG
Realtek's RTL8211E-VB-CG is a 48-terminal Ethernet transceiver with 1000 Mbps data rate. Operating b/w 0-70°C, it's ideal for network interfaces in commercial applications. This square-shaped chip carrier has a very thin profile and no-lead terminal form, making it suitable for compact designs.
RTL8211FI-CG
Realtek's RTL8211FI-CG is a 40-terminal Ethernet transceiver with a square chip carrier package. Operating in industrial temperatures from -40 to 85°C, it has a low profile of 0.9mm and terminal pitch of 0.4mm. Ideal for telecom applications requiring reliable network interfaces in compact spaces.
RTL8211FSI-VS-CG
Realtek's RTL8211FSI-VS-CG is a 48-terminal Ethernet transceiver with a data rate of 1000 Mbps. It operates b/w -40°C to 85°C, making it suitable for various network interface applications. The chip carrier package style with a very thin profile and no-lead terminal form enables surface mount installation in compact spaces.
RTL8211FD-CG
RTL8211FD-CG by Realtek Semiconductor is a network interface chip with 40 terminals and a square package shape. It operates at temperatures ranging from 0 to 70 °C and has a seated height of 0.9 mm. This Ethernet transceiver is commonly used in telecom applications.
RTL8211FSI-CG
Realtek's RTL8211FSI-CG is a 48-terminal Ethernet transceiver with 1000 Mbps data rate. It operates b/w -40°C to 85°C, making it suitable for telecom applications. This square-shaped chip carrier has a very thin profile and is surface-mountable, with terminals in quad position.
RTL8201F-VB-CG
Realtek Semiconductor's RTL8201F-VB-CG is a 32-terminal Ethernet transceiver with CMOS technology. Operating at 0-70°C, it has a 3.3V supply voltage and square chip carrier package style. Ideal for network interfaces, it features a very thin profile and no-lead terminal form for compact designs.
RTL8367N-VB-CG
Network Interfaces;
RTL8201CP-VD-LF
RTL8201CP-VD-LF by Realtek is a 48-terminal network interface with CMOS technology. It operates b/w 0-70°C, with a supply voltage of 3.3V. Ideal for telecom applications as a Manchester encoder/decoder IC due to its low profile and fine pitch flatpack design.
RTL8211B-GR
RTL8211CL-GR
RTL8211CL-GR by Realtek Semiconductor is a network interface with 48 terminals and a data rate of 1000 Mbps. It operates at temperatures ranging from 0 to 70 °C and is commonly used as an Ethernet transceiver in commercial applications.
RTL8211E-VL-CG
ETHERNET TRANSCEIVER; Temperature Grade: COMMERCIAL; Terminal Form: NO LEAD; No. of Terminals: 48; Package Code: HVQCCN; Package Shape: SQUARE;
RTL8201CL-VD-LF
ETHERNET TRANSCEIVER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 48; Package Code: QFP; Package Shape: SQUARE;
RTL8153-VC-CG
ETHERNET TRANSCEIVER; Maximum Time At Peak Reflow Temperature (s): 20; Peak Reflow Temperature (C): 260; Moisture Sensitivity Level (MSL): 3;
RTL8201BL-LF
ETHERNET TRANSCEIVER; Terminal Form: GULL WING; No. of Terminals: 48; Package Code: LFQFP; Package Shape: SQUARE; Package Equivalence Code: QFP48,.35SQ,20;
RTL8201CL-LF
RTL8201FL-VB-CG
ETHERNET TRANSCEIVER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 48; Package Code: LFQFP; Package Shape: SQUARE;
RTL8111GS-CG
ETHERNET TRANSCEIVER; Terminal Form: NO LEAD; No. of Terminals: 32; Package Shape: RECTANGULAR; Package Body Material: UNSPECIFIED; No. of Functions: 1;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved