Interface ICs

15Bit 3V~3.6V SPI SSOP-20-208mil Analog to Digital Converters (ADCs) ROHS The MAX31865 is an easy-to-use resistance-to-digital converter optimized for platinum resistance temperature detectors (RTDs). An external resistor sets the sensitivity for the RTD being used and a precision delta-sigma ADC converts the ratio of the RTD resistance to the reference resistance into digital form. The MAX31865’s inputs are protected against overvoltage faults as large as Q45V. Programmable detection of RTD and cable open and short conditions is included. ● Integration Lowers System Cost, Simplifies Design Efforts, and Reduces Design Cycle Time • Simple Conversion of Platinum RTD Resistance to Digital Value • Handles 100Ω to 1kΩ (at 0°C) Platinum RTDs (PT100 to PT1000) • Compatible with 2-, 3-, and 4-Wire Sensor Connections • SPI-Compatible Interface • 20-Pin TQFN and SSOP Packages ● High Accuracy Facilitates Meeting Error Budgets • 15-Bit ADC Resolution; Nominal Temperature Resolution 0.03125NC (Varies Due to RTD Nonlinearity) • Total Accuracy Over All Operating Conditions: 0.5NC (0.05% of Full Scale) max • Fully Differential VREF Inputs • 21ms (max) Conversion Time ● Integrated Fault Detection Increases System Reliability • ±45V Input Protection • Fault Detection (Open RTD Element, RTD Shorted to Out-of-Range Voltage, or Short Across RTD Element) #CommonPartsLibrary #IntegratedCircuit #PowerManagement

3.3A 20V 70W 6V Unidirectional 5V DFN1006-2 ESD and Surge Protection (TVS/ESD) ROHS ESD5341N is a single-line, unidirectional Transient Voltage Suppressor (TVS) diode designed to protect high-speed data and signal lines from Electrostatic Discharge (ESD), Electrical Fast Transients (EFT), and surge events. Its ultra-low capacitance makes it suitable for protecting sensitive interfaces without degrading signal integrity. Key Features Working (stand-off) voltage: 5 V ESD protection: Up to ±20 kV contact discharge per IEC 61000-4-2 Surge capability: Up to 4 A (8/20 μs) per IEC 61000-4-5 Ultra-low capacitance: Typically 1.0 pF, minimizing signal distortion Ultra-low leakage current: Typically <1 nA Low clamping voltage for effective transient suppression Unidirectional protection for a single signal line Compact DFN1006-2L package Pb-free and Halogen-free compliant versions available Typical Applications USB interfaces HDMI interfaces DVI ports Portable electronics Notebooks and handheld devices Other high-speed data lines requiring ESD protection #CommonPartsLibrary #Diode

SMD,24x24mm RF Transceiver Modules and Modems RoHS A7670C-LASE is a compact LTE Cat 1 wireless communication module from SIMCom Wireless Solutions designed for IoT and M2M applications. It supports 4G LTE and 2G fallback connectivity, providing reliable cellular data communication for industrial, automotive, security, POS, and remote monitoring systems. The module uses a compact 24 mm × 24 mm LGA+LCC package, making it suitable for space-constrained designs. Key Features LTE Cat 1 cellular module with up to 10 Mbps downlink and 5 Mbps uplink data rates. Supports LTE-FDD, LTE-TDD, GSM, GPRS, and EDGE networks. Compact 24 mm × 24 mm LGA+LCC package for easy migration from 2G, NB-IoT, and Cat-M designs. Operating voltage range of 3.4 V to 4.2 V. Multiple interfaces including: USB 2.0 UART I²C SPI GPIO ADC Integrated TCP/IP protocol stack for internet connectivity. Supports major operating systems including Windows, Linux, and Android through USB drivers. Firmware Over-The-Air update (FOTA/DFOTA) support. Supports LBS (Location Based Service) positioning. TLS/SSL security protocol support for secure communications. AT command compatible cellular modem architecture. Typical Applications Vehicle telematics and fleet management Industrial IoT gateways and routers POS terminals Security and surveillance systems Remote monitoring and telemetry Healthcare and telemedicine devices

The CD74HC4067M is a high-speed CMOS analog multiplexer and demultiplexer designed to route one of multiple analog or digital signals to a common input/output line. Built using advanced high-speed CMOS technology, this device provides low ON-state resistance, wide signal bandwidth, and low power consumption, making it suitable for signal routing, data acquisition systems, sensor expansion, communication interfaces, industrial control systems, and embedded electronics. The integrated channel selection logic enables efficient switching between multiple signal paths while maintaining signal integrity and minimizing distortion. Features High-speed CMOS analog multiplexer and demultiplexer architecture Multiple single-ended channels connected to a common input/output Low ON-state resistance for reduced signal loss Wide analog signal handling capability Bidirectional signal switching support Compatible with both analog and digital signals Low power consumption during operation Break-before-make switching characteristic High noise immunity Wide operating supply voltage range Direct interface compatibility with microcontrollers and digital logic devices Low crosstalk and low leakage current performance Surface-mount package optimized for automated assembly Applications Sensor multiplexing systems Data acquisition equipment Industrial automation controllers Embedded electronics Test and measurement instruments Communication systems Audio signal routing Battery monitoring systems Medical instrumentation Consumer electronic products Microcontroller input expansion Analog signal selection networks Electrical Characteristics CMOS logic implementation Analog and digital signal switching capability Low propagation delay Low channel capacitance Low leakage current High switching speed Wide bandwidth operation ESD protection features High input impedance Low standby power consumption Mechanical Characteristics Surface-mount integrated circuit package Compact footprint for high-density PCB layouts RoHS-compliant construction Suitable for automated pick-and-place assembly Standard industry package dimensions Design Considerations Use proper decoupling capacitors near supply pins Keep analog signal traces short to minimize noise pickup Ensure signals remain within specified supply voltage limits Consider ON-resistance effects in precision analog applications Implement appropriate PCB grounding techniques for optimal performance Avoid exceeding maximum switching current ratings #commonpartslibrary #integratedcircuit #analog #digital #multiplexer #demultiplexer #signalrouting #analogswitch #dataacquisition #embeddedsystems #industrialelectronics #texasinstruments

Tiny, Low-Cost, PCM Class D Amplifier with Class AB Performance The MAX98357AETE+T is a highly integrated digital input Class-D audio amplifier designed to convert digital audio streams directly into high-efficiency speaker output signals. It features an integrated digital-to-analog conversion stage and Class-D output driver, eliminating the need for an external DAC and significantly simplifying audio system design. The device accepts digital audio data through a standard I²S interface and delivers high-quality audio output suitable for portable electronics, smart speakers, embedded systems, Internet of Things devices, multimedia products, and consumer audio equipment. Its high-efficiency architecture minimizes power dissipation while maintaining excellent audio performance, making it particularly suitable for battery-powered applications. The MAX98357AETE+T incorporates advanced audio processing capabilities, low electromagnetic interference characteristics, and integrated protection features to ensure reliable operation in compact embedded audio designs. Features Digital input Class-D audio amplifier Integrated digital-to-analog conversion functionality Direct I²S audio interface support High-efficiency power amplification architecture Filterless output design Compact surface-mount package Low electromagnetic interference operation Integrated click-and-pop suppression Low power consumption High audio fidelity performance Simplified external component requirements Integrated thermal protection Short-circuit protection capability Suitable for mono speaker applications Optimized for embedded audio systems Electrical Characteristics Digital audio input architecture Class-D switching amplifier topology High-efficiency power conversion Low distortion audio reproduction Wide operating supply range Low standby power consumption Direct speaker drive capability Integrated audio signal processing functions Applications Smart speakers Embedded audio systems Internet of Things devices Portable electronics Voice-enabled products Multimedia equipment Consumer audio devices Wireless audio products Home automation systems Educational and development platforms Battery-powered audio applications Human-machine interface systems Package Information TQFN surface-mount package Compact footprint for space-constrained designs Suitable for automated PCB assembly Thermally optimized package construction High-density electronic product integration #commonpartslibrary #integratedcircuit #audio #audioamplifier #classd amplifier #digitalaudio #i2s #dac #embeddedaudio #consumerelectronics #iot #multimedia #signalprocessing #powermanagement #maximintegrated #analogdevices #electronicsdesign #audioelectronics #speakerdriver #embeddedsystems

Power Supply Controller Digital Power Monitor 10-VSSOP The INA228 is an ultra-precise digital power monitor with a 20-bit delta-sigma ADC specifically designed for current-sensing applications. The device can measure a full-scale differential input of ±163.84 mV or ±40.96 mV across a resistive shunt sense element with common-mode voltage support from –0.3 V to +85 V. The INA228 reports current, bus voltage, temperature, power, energy and charge accumulation while employing a precision ±0.5% integrated oscillator, all while performing the needed calculations in the background. The integrated temperature sensor is ±1°C accurate for die temperature measurement and is useful in monitoring the system ambient temperature. The low offset and gain drift design of the INA228 allows the device to be used in precise systems that do not undergo multi-temperature calibration during manufacturing. Further, the very low offset voltage and noise allow for use in mA to kA sensing applications and provide a wide dynamic range without significant power dissipation losses on the sensing shunt element. The low input bias current of the device permits the use of larger currentsense resistors, thus providing accurate current measurements in the micro-amp range. The device allows for selectable ADC conversion times from 50 µs to 4.12 ms as well as sample averaging from 1x to 1024x, which further helps reduce the noise of the measured data. • High-resolution, 20-bit delta-sigma ADC • Current monitoring accuracy: – Offset voltage: ±1 µV (maximum) – Offset drift: ±0.01 µV/°C (maximum) – Gain error: ±0.05% (maximum) – Gain error drift: ±20 ppm/°C (maximum) – Common mode rejection: 154 dB (minimum) • Power monitoring accuracy: – 0.5% full scale, –40°C to +125°C (maximum) • Energy and charge accuracy: – 1.0% full scale (maximum) • Fast alert response: 75 μs • Wide common-mode range: –0.3 V to +85 V • Bus voltage sense input: 0 V to 85 V • Shunt full-scale differential range: ±163.84 mV / ±40.96 mV • Input bias current: 2.5 nA (maximum) • Temperature sensor: ±1°C (maximum at 25°C) • Programmable resistor temperature compensation • Programmable conversion time and averaging • 2.94-MHz high-speed I2C interface with 16 pinselectable addresses • Operates from a 2.7-V to 5.5-V supply: – Operational current: 640 µA (typical) – Shutdown current: 5 µA (maximum) #CommonPartsLibrary #IntegratedCircuit #PowerManagement

The ESP32-C3FH4 is a highly integrated wireless microcontroller designed for Internet of Things, smart devices, industrial automation, consumer electronics, and embedded connectivity applications. It combines a low-power RISC-V processor with integrated Wi-Fi and Bluetooth Low Energy connectivity, providing a cost-effective and secure platform for wireless communication and edge computing. The device incorporates embedded flash memory, advanced security features, low-power operating modes, and a rich set of peripheral interfaces, making it suitable for battery-powered and always-connected systems. Its compact design and comprehensive software ecosystem enable rapid development of connected products while maintaining high reliability and energy efficiency. The ESP32-C3FH4 is widely used in smart sensors, home automation devices, wearable electronics, industrial monitoring systems, wireless control modules, and cloud-connected embedded products. Features Integrated RISC-V microcontroller core Built-in Wi-Fi connectivity Integrated Bluetooth Low Energy support Embedded flash memory Low-power operation for battery-powered applications Hardware cryptographic acceleration Secure boot capability Flash encryption support Multiple GPIO interfaces Integrated UART, SPI, I²C, I²S, PWM, and ADC peripherals Real-time processing capability Wireless networking and cloud connectivity support OTA firmware update support Compact surface-mount package Industrial-grade reliability Electrical Characteristics Wireless microcontroller architecture Integrated RF subsystem Low-power operating modes High-performance embedded processing Secure communication support Multi-protocol wireless connectivity Flexible peripheral expansion capability Optimized power consumption for IoT devices Applications Internet of Things devices Smart home automation Wireless sensor networks Industrial monitoring systems Asset tracking devices Wearable electronics Smart appliances Remote control systems Data acquisition platforms Edge computing applications Connected consumer products Embedded wireless gateways Package Information Surface-mount package Compact footprint for embedded applications Suitable for automated assembly processes Optimized thermal and electrical performance PCB-friendly package design #commonpartslibrary #integratedcircuit #microcontroller #wirelessconnectivity #wifi #bluetoothlowenergy #iot #embeddedsystems #espressif #smartdevices #industrialautomation #edgecomputing #wirelessmodule #internetofthings #electronicsdesign #riscv #embeddedelectronics #lowpowerdesign

ESD DIODE 5VWM 14VC SOT-666-6 The USBLC6-2P6 is a dual-line, rail-to-rail transient voltage suppressor (TVS) diode array in a compact SOT-666 package. It is specifically optimized for protecting USB D+ and D− lines (and similar high-speed differential pairs) while maintaining very low signal distortion due to its low capacitance design. It clamps high-voltage ESD events to safe levels, protecting sensitive ICs such as MCUs, USB PHYs, and transceivers. Designed for USB and high-speed data protection Ideal for USB 2.0 (480 Mbps) interfaces Very low line capacitance Minimizes signal distortion on high-speed differential pairs Bidirectional ESD protection Protects both positive and negative voltage transients Low clamping voltage Typical clamp around ~17 V during surge events High peak pulse current capability Handles ESD strikes (IEC 61000-4-2 compliant, typically ±15 kV air / ±8 kV contact in similar ST USBLC family devices) Rail-to-rail protection structure Protects signal lines relative to VCC and GND Compact SOT-666 package Suitable for very small PCB layouts (phones, USB ports, embedded systems) 2-channel configuration Typically used for D+ / D− pair protection Typical Applications USB 2.0 ports (D+ / D− protection) Smartphones and tablets Embedded systems with external connectors HDMI / Ethernet signal protection (low-capacitance variants also used) Any exposed high-speed data interface requiring ESD protection #CommonPartsLibrary #Diode

The SMBJ6.8CA is a bidirectional Transient Voltage Suppression (TVS) diode designed to protect sensitive electronic circuits from voltage transients caused by electrostatic discharge, lightning-induced surges, inductive load switching, and other transient events. It is commonly used in power supplies, communication interfaces, industrial control systems, automotive electronics, and consumer devices requiring robust overvoltage protection. The device utilizes avalanche breakdown technology to rapidly clamp transient voltages to safe levels, helping prevent damage to downstream components. Its bidirectional configuration makes it suitable for protecting AC lines and signal lines where voltage polarity may reverse. The SMB package provides a compact surface-mount solution with high surge-handling capability and excellent reliability for demanding environments. Features Bidirectional transient voltage suppression diode Fast response time to transient events High peak pulse power dissipation capability Low incremental surge resistance Excellent clamping performance Surface-mount SMB package Protection against ESD and lightning-induced surges Suitable for AC and bidirectional signal line protection RoHS-compliant and halogen-free options available from various manufacturers High reliability and long operational life Electrical Characteristics Reverse standoff voltage optimized for low-voltage applications Avalanche breakdown protection mechanism High peak surge current capability Low leakage current during normal operation Bidirectional voltage clamping characteristics Designed for transient suppression in accordance with industry surge standards Applications Power input protection Communication interfaces Industrial automation equipment Automotive electronic modules Consumer electronics Data and signal line protection Telecom equipment Embedded control systems Sensor interface protection Package Information Package Type: SMB (DO-214AA) Surface-mount technology Compact footprint for PCB integration Suitable for automated assembly processes #commonpartslibrary #semiconductor #tvsdiode #esdprotection #surgeprotection #circuitprotection #transientvoltagesuppressor #powerprotection #electronics #surfaceMountDevice #automotiveelectronics #industrialelectronics

SMAJ5.0A-Q is an automotive-grade, unidirectional Transient Voltage Suppressor (TVS) diode from Bourns. It is designed to protect sensitive electronic circuits from Electrostatic Discharge (ESD), Electrical Fast Transients (EFT), lightning-induced surges, and other transient overvoltage events. The device is commonly used on 5 V power rails and communication interfaces in automotive, industrial, and telecom applications. Key Features Unidirectional TVS diode for DC line protection. 5 V reverse standoff voltage (VRWM) suitable for 5 V systems. 6.4 V minimum breakdown voltage (VBR). 9.2 V maximum clamping voltage (VC) at peak pulse current. 400 W peak pulse power dissipation (10/1000 μs waveform). 43.5 A peak pulse current (IPP) capability. AEC-Q101 qualified for automotive applications. Fast response time (<1 ps typical) for effective transient suppression. Wide operating temperature range: -55°C to +150°C. Surface-mount DO-214AC (SMA) package for compact PCB designs. RoHS compliant and suitable for automated assembly processes. Typical Applications Automotive ECUs and power rails 5 V power supplies Telecom equipment Industrial control systems I/O ports and communication interfaces Consumer electronics requiring surge protection #CommonPartsLibrary #Diode