Resolved! VIL Level of M74HC14YTTR IC
Hello, What is the VIL(Low Level Input) voltage of the IC M74HC14YTTR provided VCC voltage 3.3V?The datasheet specifies the VCC voltage levels of 2.0V, 4.5V, 6.0V. We have used the VCC as 3.3V.
Others: hardware and software
Discuss hardware and software design challenges, including NOR flash storage, OTA updates, component ID, and thermal management.
Forum Posts
Minimum load current for 78XX
Hi everyone,I'm going to realize a power supply with multiple isolated output for low power audio applications (like preamp, guitar effects...). As voltage regulator I chose the L7809 but in the datasheet there's a note saying "Minimum load current f...
PFAS Info
Hi, I am using the below part in my design. I am interested in knowing the compliance of this part to the impending PFAS (Per- and Polyfluorinated Substances) regulation.TSB612IDT Regards,S.Ramamani
Resolved! Trying to identify 14pin SOIC
Hello all, I am trying to debug a faulty board with two chips on it, which I am struggling to identify.Top row shows 324, bottom row does show the ST logo and "EZ7H713"Does someone have an idea where to look for a datasheet or even a pinout?
Resolved! Unknow chip with ST logo (EZ945)
Hi, Can anyone help please to identify what is this chip that hold the ST logo ? Here is the picture shows the chip.i searched a lot even on the digikey but i couldn't find anything.thanks
Resolved! STD3PK50Z dc 2016
we just buy STD3PK50Z dc2016 but package look different is their any change ins pakage please share are this original please reply thanks
How to add constant voltage and constant current circuit in VIPER35 based SMPS design
Hello, I want to design the SMPS (Isolated fly back with opto coupler) have output of 10V and 1.5A (i.e 15W) with constant voltage (CV) and constant current (CC) with input range 90V to 265V, 50Hz, i selected VIPER35HD chip for this design with eDes...
Clarification on M99512 EEPROM
Hi,I hope to get clarification by the expert regarding the M99512 EEPROM - SPI connectivity. I recently had the chip together with Microchip AVR128DA64 mcu on a custom board. I found that at 500KHz communication with the eeprom, I can only store maxi...
Resolved! Reverse engineering an membrane keypad
I have a machine which have 2 BLDC motors and I need to control it. I'm planning to control the motors by tapping the membrane keypad which already exists in the machine using microcontroller signal. I found the 2 pins that connected to certain butto...
MSL3 part not baked out prior to installation
I have a part LSM303DTR Accelerometer 3D Magnetometer that has an MSL rating of 3. This part was not baked out prior to installation on the PWA. What harm will this do to the component? If it passes testing, is it safe to use to go into space with (i...