CN0174

Low-Noise 12 GHz Microwave Fractional-N Phase-Locked Loop (PLL) Using Active Loop Filter and RF Prescaler

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CN0171

Low noise, low distortion single-ended input driver circuit for differential input IF sampling ADC

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CN0178

Software calibrated 50 MHz to 9 GHz RF power measurement system

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CN0150

Build a software-calibrated 1 MHz to 8 GHz, 70 dB RF power measurement system using the AD8318 logarithmic detector

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CN0147

Utilizing the ADP150 low-noise LDO regulator to power the ADF4350 PLL and VCO to reduce phase noise

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CN0144

Using LO two-way modulator to build a wideband low-EVM direct conversion transmitter

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Calibration system for pressure transmitter based on AD855X programmable gain amplifier

This reference design addresses this need for pre-factory calibration and provides a complete multi-channel fully automatic calibration system for pressure transmitter calibration before leaving the factory.

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1/8 brick power module based on ADP1051

The 1/8 brick power module in this reference design is designed based on the 1/8 brick power supply standard defined by the Distributed Power Open Standards Alliance (DOSA). This power module uses an Analog Devices ADP1051 to control the energy conversion from input to output.

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High-efficiency and low-cost 400W power supply design based on ADP1051

This reference design uses the ADP1051, a newly launched low-cost and highly integrated power supply chip from ADI, to control the energy conversion from input to output. This power supply design comprehensively considers factors of efficiency and cost, and designs a solution with optimal efficiency and cost at the 400W power level. It is suitable for power amplifier power supply systems of wireless communication base stations and railway power supply systems in the industrial field.

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ADSP-CM408F power distribution automation solution

The ADSP-CM40X series of processor chips are the latest products launched by ADI based on the ARM Cortex M4 core. The product's processor has a main frequency of up to 240Mhz, integrates a high-performance 16bits ADC, harmonic analysis engine (HAE) and rich memory and external interface resources. It is very suitable for medium and low-voltage relay protection products, distribution automation terminals, and motors. Servo drive control and other applications.

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Motor control system based on ADSP-CM408

For motor control systems, ADI can provide complete solutions covering all important devices in the signal chain. Related products include analog-to-digital/digital-to-analog converters, amplifiers, embedded processors, iCoupler® digital isolators and power management devices. These high-performance devices and increased system integration help achieve newer topology designs and bring value to customers' differentiated system designs.

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Motor current detection system solution based on ADSP-CM408 and AD7403

For small and medium power motor applications, the EPSH-MPC development platform provides current sampling of the isolated analog-to-digital converter AD7403. The external current loop is converted into a corresponding shunt voltage through a shunt resistor and input to the voltage test terminal of the AD7403. The AD7403 outputs according to the clock signal given by CM408F. ADC bit stream, CM408F enables the built-in SINC filter on the input bit stream to calculate the corresponding 16-bit ADC value, and stores the data into the corresponding ring queue through DMA. The host computer software can use the UART-USB port Or obtain the display of data samples through the RS485 port, you can intuitively see the acquisition effect of AD7403, and the collected data can be stored in an excel table to facilitate corresponding analysis of the data.

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AT86RF231 PCB Antenna Diversity Reference Design

This reference design demonstrates a full-function network node with the AT86RF231 radio transceiver, which is capable of hosting a MAC layer implementation. Two ceramic chip antennas increase the link budget in a typical indoor scenario with multi-path fading effects.

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REP017: Dual-band three-mode IC suitable for both CDMA and AMPS with an intermediate frequency of 183MHz

Reference design (RD) is a dual-band, triple-mode CDMA front-end to a receiver whose frequency plan requires digital and AMPS analog IFs to be at 183.6MHz. RD uses the MAX2338, a low-noise amplifier (LNA) with mixer, that is useful for TDMA, GSM, EDGE, and WCDMA applications.

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REP003: Cellular Front-End ICs in Automotive Applications

This reference design (RD) is for a dual-band CDMA front-end IC for use in automotive applications. The application circuit uses the MAX2323 low-noise amplifier (LNA) with mixer at temperatures up to 110°C. The device is also useful for TDMA, GSM, EDGE, and WCDMA applications. Schematics, bill of materials (BOM), and performance measurements are shown.

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REP005: Dual-band CDMA tuning front-end using inexpensive 85MHz IF SAW devices

This reference design (RD) is for a dual-band, triple-mode CDMA front-end IC tuned for use with IF SAW filters. The RD modifies the FM/cellular/PCS mixers to a common 85MHz IF. The design uses a low -noise amplifier (LNA) with mixer, the MAX2320, that is also useful for TDMA, GSM, and EDGE applications. Schematics and bill of materials are shown.

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REP008: Dual-band front-end IC operating at universal 85MHz low IF for CDMA, PCS and AMPS

This reference design (RD) is for a dual-band, triple-mode front-end IC using only 85MHz IF centers for processing PCS, cellular CDMA, and cellular AMPS. The RD uses the MAX2323, a low-noise amplifier (LNA) with mixer, that is useful for TDMA, GSM, EDGE, and WCDMA applications.

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REP002: Dual-band IS-136 TDMA RF front-end application circuit

Reference design (RD) is for a dual-band IS-136 TDMA RF front-end. Data show that the MAX2321 dual-band low-noise amplifier (LNA) and mixer IC exceeds IS-136 specifications and needs no additional or special components as a front-end for a TDMA application.

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REP021: Front-end devices for 2.5GHz Globalstar and IS-95

This reference design (RD) is for a dual-band CDMA front-end IC that uses a PCS-band signal path for 2.5GHz LEO satellite channel and a cellular-band signal path for GlobalStar IS-95 CDMA applications. The MAX2323 LNA plus mixer for dual-band CDMA handsets is featured.

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REP007: Driving the IFR3100 IF Demodulator with a Cellular Front-End IC

This reference design (RD) shows how a dual-band, dual-mode CDMA front-end IC can drive an IRF3100 IF demodulator. The RD features the MAX2323 CDMA low-noise amplifier which is also useful for TDMA, GSM, EDGE, and WCDMA applications. Schematics, the bill of materials (BOM), and performance results are shown.

Schematic PCB