•  
• EDN Europe MAGAZINE
•  
• Free SUBSCRIPTION
• Subscription Renewal
• View Media Kit

• EDN
• EDN Australia
• EDN Asia
• EDN China
• EDN Japan

EDN Europe

Selecting Op Amps

- BY PAUL RAKO • TECHNICAL EDITOR
SELECTING OPERATIONAL AMPLIFIERS CAN BE AS COMPLICATED AS THE SPECIFICATIONS FOR THESE PARTS. BY UNDERSTANDING THE BASICS, KNOWING YOUR APPLICATION, AND USING STAND-ALONE AND ONLINE TOOLS, YOU CAN MAKE THE RIGHT CHOICE.

7W LED-driver IC provides 350 mA

- By Paul Rako

Frame grabber supports motion detection

- By Warren Webb

ARM targets NFC smart cards with Cortex variant

- By Graham Prophet

MEMS oscillator maker aims to oust quartz

- By Graham Prophet

Microchip extends PIC microcontrollers to 32-bit

- By Graham Prophet

8A step-down regulator in surfacemount module

- By Graham Prophet

BROADBAND-TRANSCEIVER-CHIP MAKER TARGETS WiMAX BASE-STATION SOCKETS

- By Graham Prophet

Xilinx updates MicroBlaze for 32-bit FPGA-CPU-core sector

- By Graham Prophet

Dual-display, 5½-digit DMM’s preset buttons ease repetitive testing

- By Dan Strassberg

POWER MONITOR: Stationary applications for portable power management

- BY JEFF SHEPARD, DARNELL GROUP

EDN.COMMENT: Global Report highlights careers and reference designs

- BY MAURY WRIGHT, EDITORIAL DIRECTOR

TEST & MEASUREMENT WORLD: Mil/Aero venue showcases general-purpose instruments

- By the US editorial staff, Test & Measurement World

Use a TL431 shunt regulator to limit high ac input voltage

- By Todor Arsenov, STMicroelectronics, Prague, Czech Republic

Autozeroed amplifier with halved noise needs few components

- By Marián Štofka, Slovak University of Technology, Bratislava, Slovakia

Routines directly measure microcontroller-bus clock

- By Kerry Erendson, Bulova Technologies

Circuit for measuring motor speed uses low-cost components

- By R García-Gil, J Castelló, and JM Espí, Escola Tècnica Superior d’Enginyeria, University of Valencia, Spain

Battery monitor also enables constant-power-boost converter

- By Rex Niven, Forty Trout Electronics, Eltham, Victoria, Australia

Accelerometers go mainstream

- BY DAVID MARSH • CONTRIBUTING TECHNICAL EDITOR
ACCELEROMETERS TRADITIONALLY APPEAR IN RELATIVELY FEW MAINSTREAM ELECTRONICS APPLICATIONS, SUCH AS AIRBAG DEPLOYMENT AND HARD-DISK PROTECTION. DESIGNERS ARE NOW REVIEWING HOW BEST TO EMPLOY A TECHNOLOGY THAT IS BECOMING EVER LOWER COST AND MORE CAPABLE.

2-Mbit density FRAM

Active FM antenna

Software manages project code

1W LEDs

Low-noise switching