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Schmitt inverter CMOS or LSTTL
I need a fast and robust schmitt inverter in 10ns-20ns propogation delay on the output pin of MCU 74HCT14 compared 74LS14 As I compare them the mosfet variant has more voltage...
Wednesday, 29 January 2014 - 08:04
5V to 3.3V market trend which to choose for power electronic
I have a common problem choosing high performance MCU for power electronic applicaitions where severe conditions such as high dv/dt , high voltages, high currents are around. 5V...
Tuesday, 28 January 2014 - 10:14
Measuring phase angle of Voltage and Current
For a series resonant LC tank I am trying to implement a measurement of the phase angle between Voltage and current of the capacitor. I can measure the time between zero crossing...
Monday, 27 January 2014 - 16:24
600 kHZ 8 bit %50 duty cycle pwm on ATMEGA128
I need 600Khz fix duty cycle %50 PWM signal on atmega128, Can I realize it with mode 2 CTC mode TOP=OCR2
Friday, 24 January 2014 - 14:16
Comparison of LLC and phase shift converter for 7500W PSU
Hello, I need help on comparing 2 topologies for a 7500W power supply.I intend to use active secondary rectifiction with mosfets rather than diodes. So I believe LLC will have...
Monday, 4 November 2013 - 07:56
W5200 Visual C API
I am planning to use W5200 ethernet chip to communicate Atmel AVR. Is there any general API for C# to write and read data to W5200 ethernet Chip. I think it has a IP adress and...
Saturday, 24 August 2013 - 09:07
best choice for new design
I use PWM 4 channel, need deadtime ADC 4 channel LCD 2x16 2-4 digital input - output membran switch 4 -8 bit What would you prefer. Mega or Xmega. (are the initial bugs with...
Saturday, 28 July 2012 - 08:02
To220 package less thermal resistance than DPAK
I need to choose the best thermal condition for a schottky diode. I have always believed that to220 has better thermal resistance junction to case than smd variant Dpak to252AA...
Wednesday, 22 February 2012 - 18:26
1,5 Cm Distance Between Stator And Rotor
I want to design a special purpose motor (with an accptable low efficiency) having a stator with inner diameter of 30cm and a rotor with outer diameter of 27cm. The standard motor...
Sunday, 6 November 2011 - 09:19
Best way to transfer 64KB of data (recipe) from PC to AVR
I need to transfer 32KB to maximum 64KB of structured array from a pc software to AVR via ethernet. What can be the best commercial and competitive priced product if no freeware/...
Thursday, 31 March 2011 - 10:36
cheapset way to connect 15-20 avrmega8 on a isolated
I need that an avrmega8 (master) communicates to other 15-20 avrmega8. Master should be able to write and read data from each slave. The bus should be galvanically isolated. The...
Wednesday, 26 January 2011 - 15:15
Need 4 channel DAC output, suprisingly only Atxmega ,
I need 4 channel DAC in my application. I am very frustrated facing the fact that no megaavr has built in dac. As I need 4 channel, it can be a headache to realize it through SPI...
Sunday, 23 January 2011 - 11:16