Problems with SR086 (Rizvan)
Hello, sorry for my english.I have problems with the SR086 chip, I assembled a layout based on an example from the datasheet. When I connect to the 210-230V power supply, the chip starts up, everything...
View ArticleTC4427 Supply Voltage (marcelomendoza7)
Hi everyone, Taking into account the Functional Block Diagram, especifically, the pair of P and N Channel Mosfets: can I power the VDD pin with a positive voltage (for example +7 V) and the GND pin...
View ArticleLooking for 10bit ADC I2C (java_microchip)
Hello everyone.Is there a version of MCP3021 with address bit?. I need to integrate two ADCs and I would like to keep the same component.Thanks!..
View ArticlePowerline Communication PLC (vanisheur)
hello alli would like to create an electronic board featuring communication between several nodes using AC POWER LINE (110vac / 230vac) -- 50hz - 60hz. look attached file. after research i discover...
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(jobitoe56@gmail.com) Fake passport for sale.real passport for sale,Grade A counterfeit banknotes of over 52 currencies Post autor: vinsent duquate » 27 min temu(jobitoe56@gmail.com) Fake passport for...
View Article(jobitoe56@gmail.com) Fake passport for sale.real passport for sale,Grade A...
(jobitoe56@gmail.com) Fake passport for sale.real passport for sale,Grade A counterfeit banknotes of over 52 currencies Post autor: vinsent duquate » 27 min temu(jobitoe56@gmail.com) Fake passport for...
View ArticleMaximum Output Voltage Swing (Micromage)
I am looking at the Maximum Output Voltage Swing for a MCP6001 and the data sheet says the voltage works up to the VDD minus 25mV. I built a circuit and mine does with a VDD of 5.04 V give me a maximum...
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WHAT'SAPP 1,,,,,,,,,,,,,+1(302)495 9757, WHAT'SAPP 2,,,,,,,,,,,,,+237673488571 Hi Friends We are group of Teachers and Examiners specialized in the Acquisition of IELTS,GRE,TOEIC,TOEFL,PET, FCE, CAE,...
View ArticleHelp Calibrating MCP39F521 (sridhar_rajagopal)
Hi, I have a custom board with the MCP39F521, and it mirrors the MCP39F521 Demonstration Board architecture. I'm trying to calibrate the chip based on the instructions in the datasheet - 1. Temperature...
View ArticleAM Modulation with N-channel and P-channel MOSFETs (marcelomendoza7)
Hi, I have the IC TC7920 (Figure 1) that has Two Pair, N- and P-Channel Enhancement-Mode MOSFET with Drain-Diodes, and the IC TC6320 (Figure 2) tha has a pair of N- and P- MOSFET. These ICs are used to...
View ArticleD flipflop power question - SY55852UKG (m3atwad)
Hello, I have a question regarding a CML flip flop. I have the circuit (logically) shown in CML_Vcc.jpg attached. My question is this. With CML, do BOTH the D-FF and fanout buffer have to be on the...
View ArticleTC4427 Driver problems .... possible solution (Trevor Smith)
Hi All,Hope I'm in the right forum here. Also, hope nobody's had a day like mine today, chasing TC4427 "failures" ........ but I might have a solution. I'm using multiple TC4427 drivers to control many...
View ArticleMCP39F521 Calibrated (jformoso87)
Hi there, I am working with the MCP39F521. I have seen that it has a command for autocalibration and I think it has already been factory calibrated. My doubts are: I need to know if the MCP39F521 chip...
View ArticleMCP2221A and I2C arbitration (Bremenpl)
Hello there,I would like to implement the MCP2221A device into a system where it will be the second master, not the only one. The other master has the "arbitration lost" functionality, thus, I will...
View ArticleEVB-SEC1210 - program OTP? (max25)
Hi, i purchosed a SEC1210 EVB.Now I need to program the OTP-ROM. To do this, the device must be recognized by my PC. Problem:My board is not even recognized as unrecognized device, therefore I cant...
View ArticleMCP73223 question (codebug)
Hi All,I'm using MCP73223 LiFePO4 charge controller, and have some questions.1) When no battery connected, the STAT LED keeps flashing, is this normal or something wrong?2) The Exposed Thermal Pad, can...
View ArticleUSB3320 family register access (John205)
The data sheets do not explain the difference between a 'write' to a register and a 'set' of a register. At the beginning of chapter 7 of the data sheets for the USB332x chips they list the registers...
View ArticleMCP6V84 and noise. (Ton)
Hello all,This is my first post on this forum and I hope there are some analoge people between all the digitalsSmile: (Only analogue people should read to the end).(To be continued because of error...
View ArticleMD1211 Supply Voltages (marcelomendoza7)
Hi, I have bought the IC MD1211 recently, to use with the IC TC6320 to drive a ultrasonic piezoelectric transducer. Both ICs have the 8-SOIC package. I have printed my 8-SOIC to 8-DIP adapter, to test...
View ArticleATM90E36A/ATM90E32AS SPI (metidji77)
Hello I'am working with the ATM90E36A and ATM90E32AS Thee phase Energy meter project. I have seen that SPI SDO is always on high impedance state. so no response from ATM90Exxx...
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