SGH-E770_schematics.pdf GSM mobile phones Samsung - Service manuals, schematics, documentation, applications, datasheets, electronics
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Supply voltage monitors draw only 500 nA of quiescent current
Aim
5b4
ed at portable electronics applications, Linear Technology Corp. has introduced the LTC2934 and LTC2935 ultra-low-current voltage monitors that draw only 500 nA of quiescent current. Details... more...
SOC, SIP, or separate? Wireless - USB vendors wrestle with integration issues
UWB vendors at CES are adopting different integration strategies aimed at keeping them on the Wireless USB roadmap. Details... more...
Class G speaker amplifier includes charge pump
Maxim has recently introduced two monophonic audio amplifiers to drive speakers in mobile phones and other handheld systems. Details... more...