EDN - January 8, 2009

Never have so many had so much trouble with so few terminals.

• Departments and Columns
• Signal Integrity
• Differential transitions
• Supply Chain
• Premier Farnell targets unregulated e-waste recycling in developing countries
• Inventory management key to staying afloat in downturn
• 2009 PC outlook slashed
• Tales From The Cube
• A bad-capacitor story ends happily
• Tapeout
• Physical design and architectural design
• edn.comment
• Broadcast content restrictions: A bad idea that just won’t die

• Design Ideas
• Isolation MOSFET-driver IC gets improved power efficiency at lighter loads
• Synthesize variable resistors with hyperbolic taper
• Digitally programmable-gain amplifier uses divergent-exponential curve
• Circuit indicates ac-mains-fuse failure

• Features
• Design Feature
• Choosing a touch technology for handheld-system applications

• Pulse
• RF-communications software spans signal generation and analysis
• Future nonvolatile memories may have carbon footprints
• Tests resolve tension over silicon strain
• MIT researchers claim 50% increase in solar-cell output
• Precise monitoring maximizes HEV-lithium-ion-battery performance