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最新技術

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Technology Cover

2022-12-24, Analog Devices offers high speed, low power, 8-bit a /D converter

The AD7823 is a high speed, low power, 8-bit A/D converter that operates from a single 2.7 V to 5.5 V supply. The part contains a 4 µs typ successive approximation A/D converter, inherent track-and-hold functionality (with a pseudo differential input) and a high speed serial interface that interfaces to most microcontrollers. The AD7823 is fully specified over a temperature range of –40°C to +125°C

Technology Cover

2022-12-24, 2.7v to 5.5v low power 12-bit digital to analog converter with internal reference and power off

The TLV5633 is a 12-bit voltage output digital- to-analog converter (DAC) with an 8-bit microcontroller compatible parallel interface. The 8 LSBs, the 4 MSBs, and 5 control bits are written using three different addresses. Developed for a wide range of supply voltages, the TLV5633 can be operated from 2.7 V to 5.5 V.

Technology Cover

2022-12-23, Renesas Monolithic 4A DC/DC Step-Down Regulator

The EL7554 is a full-feature synchronous 4A step-down regulator capable of up to 96% efficiency. This device operates from 3V to 6V VIN input supply. With internal CMOS power FETs, the device can operate at up to 100% duty ratio, allowing for output voltage range from 0.8V up to nearly VIN.

Technology Cover

2022-12-23, Vishay's Center Tap Ultra fast recovery diode

HFA08TA60CS is a state of the art center tap ultrafast recovery diode. Employing the latest in epitaxial construction and advanced processing techniques it features a superb combination of characteristics which result in performance which is unsurpassed by any rectifier previously available.

Technology Cover

2022-12-23, High voltage, 2.2MHz, 2A low operating current automotive step-down converter

The MAX16974 is a 2A, current-mode, step-down converter with an integrated high-side switch. It is designed to operate with 3.5V to 28V input voltages, while using only 35FA quiescent current at no load. The switching frequency is adjustable from 220kHz to 2.2MHz by an external resistor and can be synchronized to an external clock. The output voltage is pin selectable to be 5V fixed or 1V to 10V adjustable. The wide input voltage range makes the device ideal for automotive and industrial applications

Technology Cover

2022-12-23, High current 1 MHz High efficiency boost regulator with OVP and soft start

The MIC2253 is a high power-density, 1 MHz PWM DC/DC boost regulator. The 3.5A minimum switch current limit, combined with a 1 MHz switching frequency, allows the MIC2253 to use smaller inductors and deliver high power in a tiny solution size

Technology Cover

2022-12-23, Analog Devices High Common-Mode Voltage, Difference Amplifier

The AD629 is a difference amplifier with a very high input, common-mode voltage range. It is a precision device that allows the user to accurately measure differential signals in the presence of high common-mode voltages up to ±270 V.

Technology Cover

2022-12-23, Operational amplifier, single power 3.0 V to 44 V, low power

Quality bipolar fabrication with innovative design concepts are employed for the MC33171/72/74, NCV33172/74 series of monolithic operational amplifiers. These devices operate at 180 A per amplifier and offer 1.8 MHz of gain bandwidth product and 2.1 V/s slew rate without the use of JFET device technology

Technology Cover

2022-12-23, Littelfuse extends the ITV9550 battery protector family

The ITV9550 series is a chip type surface mounted device that prevents overcurrent and overcharge. It includes a fuse element to ensure stable operation under normal current and to cut off current in case of overcurrent. It also includes resistive heating elements that can be used in conjunction with voltage detection means such as IC and FET. When overvoltage is detected, the heating element is energized to generate heat, and the fuse element is blown off to realize overvoltage protection.

Technology Cover

2022-12-22, Texas Instruments sensor timing generator

The LM98714 is a fully integrated, high performance 16-Bit, 45 MSPS signal processing solution for digital color copiers, scanners, and other image processing applications. High-speed signal throughput is achieved with an innovative architecture utilizing Correlated Double Sampling (CDS), typically employed with CCD arrays, or Sample and Hold (S/H) inputs (for Contact Image Sensors and CMOS image sensors).

Technology Cover

2022-12-22, Renesas Triple Output, Low-Noise LDO Regulator with Integrated Reset Circuit

The ISL6412 is an ultra low noise triple output LDO regulator with microprocessor reset circuit and is optimized for powering wireless chip sets. The IC accepts an input voltage range of 3.0V to 3.6V and provides three regulated output voltages: 1.8V (LDO1), 2.8V (LDO2), and another ultra-clean 2.8V (LDO3).

Technology Cover

2022-12-22, Texas Instruments offers non-synchronous step-down controllers that are ideal for systems powered by 5v or 3.3v buses

The TPS6420x are nonsynchronous step-down controllers that are ideally suited for systems powered from a 5-V or 3.3-V bus or for applications powered from a 1-cell Li-Ion battery or from a 2- to 4-cell NiCd, NiMH, or alkaline battery.

Technology Cover

2022-12-22, Four 8-bit digital-to-analog converters from Texas Instruments

The TLC5620C and TLC5620I are quadruple 8-bit voltage output digital-to-analog converters (DACs) with buffered reference inputs (high impedance). The DACs produce an output voltage that ranges between either one or two times the reference voltages and GND, and the DACs are monotonic. The device is simple to use, running from a single supply of 5 V. A power-on reset function is incorporated to ensure repeatable start

Technology Cover

2022-12-22, 36-Mbit QDR II+ SRAM Four-Word Burst Architecture

The CY7C1263KV18, and CY7C1265KV18 are 1.8 V synchronous pipelined SRAMs, equipped with QDR II+ architecture. Similar to QDR II architecture, QDR II+ architecture consists of two separate ports: the read port and the write port to access the memory array.

Technology Cover

2022-12-22, The flexibility of the new microcontroller for high-end applications

The XMC7200 is the XMC7000 microcontroller family for industrial applications. The XMC7200 has two Arm Cortex-M7 cpus for primary processing and one Arm Cortex-M0+ CPU for peripherals and security processing. These devices include embedded peripherals that support controller Area Networks (CAN FD) with flexible data rates and Gigabit Ethernet.

Technology Cover

2022-12-21, Single power/low power /256 point /SPI bus single digital control potentiometer

The X9271 integrates a digitally controlled potentiometer (XDCP™) on a monolithic CMOS integrated circuit. The digital control potentiometer is realized by a series array of 255 resistance elements. Between each element are contacts connected to the wiper terminal by a switch.

Technology Cover

2022-12-21, 300mA, low noise, ultra fast CMOS LDO regulator

The RT9198/A is designed for portable RF and wireless applications with demanding performance and space requirements. The RT9198/A performance is optimized for battery-powered systems to deliver ultra low noise and low quiescent current. Regulator ground current increases only slightly in dropout, further prolonging the battery life.

Technology Cover

2022-12-21, Microchip 300ma, high PSRR and low static current LDO

The MCP1802 is a family of CMOS low dropout (LDO) voltage regulators that can deliver up to 300 mA of current while consuming only 25 µA of quiescent current (typical). The input operating range is specified from 2.0V to 10.0V, making it an ideal choice for two to six primary cell battery-powered applications, 9V alkaline and one or two cell Li-Ion-powered applications.