Latest Analog Articles and Videos

The Nancy Grace Roman Space Telescope’s mirror may get the headlines, but its detector chips, photon-counting cameras,…

The Nancy Grace Roman Space Telescope’s mirror may get the headlines, but its detector chips, photon-counting cameras, and downlink amplifier tell the electronics story.

By closing a feedback loop around the demodulator, the FMFB architecture narrows the noise bandwidth and lowers the FM…

By closing a feedback loop around the demodulator, the FMFB architecture narrows the noise bandwidth and lowers the FM threshold, without improving SNR at high CNR.

Drawing less than 120 mW and tolerating 30 krad of total ionizing dose, the chip-scale atomic clock keeps LEO satellites…

Drawing less than 120 mW and tolerating 30 krad of total ionizing dose, the chip-scale atomic clock keeps LEO satellites synchronized when GNSS timing is unavailable.

Discover how the LT1079 quad op-amp minimizes sensor loading in battery-powered designs. Active cancellation and an…

Discover how the LT1079 quad op-amp minimizes sensor loading in battery-powered designs. Active cancellation and an onboard bridge network ensure maximum precision for resistive sensors.

Working through examples shows how the threshold effect reshapes FM design choices. See how ignoring it can undershoot…

Working through examples shows how the threshold effect reshapes FM design choices. See how ignoring it can undershoot the required carrier power by over 5x for the same target SNR.

Rohm’s second-generation resonant tunneling diode oscillator reaches 40 µW maximum output in the same package as gen 1.

Rohm’s second-generation resonant tunneling diode oscillator reaches 40 µW maximum output in the same package as gen 1.

New chip weds advanced technology from Nuvoton and Klippel to create a high-performance audio solution for smart audio devices

New chip weds advanced technology from Nuvoton and Klippel to create a high-performance audio solution for smart audio devices

The standard FM SNR equation breaks down once the carrier-to-noise ratio drops below a critical threshold, revealing a…

The standard FM SNR equation breaks down once the carrier-to-noise ratio drops below a critical threshold, revealing a hard limit on trading bandwidth for noise performance.

Texas Instruments combined JFET inputs with a bipolar output stage in 1977—and it slowly took over guitar pedals,…

Texas Instruments combined JFET inputs with a bipolar output stage in 1977—and it slowly took over guitar pedals, synthesizers, and mixing desks.

Learn how to construct a robust DMOS-based board featuring mute and standby controls. It easily drives 4 or 8 Ω loads…

Learn how to construct a robust DMOS-based board featuring mute and standby controls. It easily drives 4 or 8 Ω loads for your next custom stereo or speaker project.

Deriving a general signal-to-noise expression for frequency modulation with any message signal reveals a core trade-off:…

Deriving a general signal-to-noise expression for frequency modulation with any message signal reveals a core trade-off: more deviation buys better noise performance, but only by using more bandwidth.

The compact system footprint and streamlined integration may help automakers adapt to shifting radio policies.

The compact system footprint and streamlined integration may help automakers adapt to shifting radio policies.

Safely drive up to ±500 mA into reactive loads. This compact module employs the LT1970A and offers independent 1%…

Safely drive up to ±500 mA into reactive loads. This compact module employs the LT1970A and offers independent 1% source/sink thresholds and onboard fault diagnostics.

This article explores how combining signal and noise power reveals how the FM system’s output SNR scales with carrier…

This article explores how combining signal and noise power reveals how the FM system’s output SNR scales with carrier amplitude and modulation index.

Bob Yannes built a three-voice analog synthesizer onto one die in 1982, and its imperfect filter became the signature…

Bob Yannes built a three-voice analog synthesizer onto one die in 1982, and its imperfect filter became the signature sound of an era.

This project brief describes how to build a compact dual-channel power amplifier module that delivers 38 W per channel…

This project brief describes how to build a compact dual-channel power amplifier module that delivers 38 W per channel into 4-ohm speakers using STMicroelectronics' STA540 audio amplifier IC.

Explore how frequency-modulated waves resist interference. We break down the demodulator architecture and derive the…

Explore how frequency-modulated waves resist interference. We break down the demodulator architecture and derive the exact output signal power for a sinusoidal message.

Build a low-noise, 32-bit delta-sigma ADC board designed around the ADS1262. This 10-channel design features integrated…

Build a low-noise, 32-bit delta-sigma ADC board designed around the ADS1262. This 10-channel design features integrated signal conditioning for RTDs, thermocouples, and strain gauges.

Envelope detection is simple, but that simplicity has a noise-performance cost. Here’s how much SNR conventional AM…

Envelope detection is simple, but that simplicity has a noise-performance cost. Here’s how much SNR conventional AM gives up compared to its coherent counterparts.