1. K

    Do FRAMs need their CE (bar) signal pulsed?

    Hi, do FRAMs need their CE(bar) signal pulsed at every r/w access, unlike SRAMs? Example: Infineon FM18W08 Parallel 5.0V which can replace the 62256 SRAM / 28c256 EEPROM. What if If I do this: 8085 A15 to input to 1 of the 74HC04 inverters and to CE(bar) (pin 20) of FRAM 1. and output of the...
  2. 4lch_

    Using diodes to increase voltage drop in LED string ?

    Hi all and thanks in advance for your time ! I am currently designing an LED light sources that has 4 individual strings of LEDs, to be controlled by a commercial constant current machine vision driver (Smartek HPSC4). One of the strings has significantly less LEDs than the others (3 vs 8, 9...
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