Datasheets are the primary documentation about components, describing their functionality and electrical properties.

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Does anybody have any information regarding a TRULY MCC067-A1 display

I recently aquired a TRULY MCC067-A1 lcd display and don't know anything about it. I've thoroughly searched the Internet for information and data sheets and found nothing. Does anybody know anything ...
1
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3answers
74 views

Datasheet hunting -

I'm having difficulty trying to figure out voltage outputs for FPGAs. Let's use the Xilinx XC3S2000 FG900 as an example, and say I'm trying to figure out the voltage for pin T22. I do a search for the ...
0
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16 views

Pinout/Datasheet of Delta DAC-08N001 backlight inverter

I'm repurposing a old notebook display for another project but I can't find the datasheet for the backlight inverter. It's labeled Delta DAC-08N001 and has a 5-Pin input connector (as opposed to the ...
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1answer
44 views

What does “Maximum Input Current” in a data sheet mean?

For example, in the datasheet of ATS030A0X3-SRPHZ, what does the maximum input current mean? Does it mean... 1) This is how much you are allowed to feed into the voltage translator (presumably using ...
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2answers
32 views

How to understanding min/max input values of Schmitt Trigger from datasheet

I am having some difficultly understanding the values described in this product sheet for the SN74AHCT14 Schmitt Trigger Inverter: http://www.ti.com/lit/ds/symlink/sn74ahct14.pdf Given a Vcc of ...
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2answers
43 views

cirrus/wolfson wm8731 - Connecting Analog Input to Codec

I am currently working on an embedded audio processor project based on the stm32f4discovery board and the wm8731 codec from cirrus/wolfson. I was wondering if anyone here is familiar with the codec ...
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1answer
73 views

intel realsense vs kinect v1 vs kinect v2? What is the best depth camera to be controlled on an embedded device? [closed]

What would be the best of these depth cameras to be used in an embedded application? i know all of them provide SDKs for high level programming in PCs, but for an embedded application i think i would ...
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2answers
274 views

What are the “No Connect” terminals on this multiplexer and what purpose do they serve?

I was looking through the datasheet for the ADG506A/ADG507A and on the chip there are these terminal marked as NC and underneath the image it says "NC = NO CONNECT". They are also not explained in the ...
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0answers
37 views

What parameters are key in selecting a transformer to pass digital data?

Looking to fiddle around with some digital signaling through transformers. Never done, so this is just to experiment and see what it looks like. For the purpose of digital isolation, what types of ...
5
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3answers
125 views

Why does the MCP1650 datasheet give such a low value for the inductor in a boost converter?

I'm currently designing an SMPS around an MCP1650. In the datasheet (see page 4), the recommended value of inductor is 3.3uH. However, all the inductor size calculations I've come across (here and ...
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1answer
34 views

Is this calculation for an optocoupler's resistor correct?

I'm trying to calculate what resistor to use for this optocoupler. Per the datasheet, it drops 1.3v at 50mA does this mean I should try choose a resistor that gives me 50mA? My supply is 3.3V so my ...
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0answers
51 views

Use LM324AN as unity gain amplifier

I am trying to read the voltage coming out of a voltage divider with resistors that could go into the mega ohms on the ADC of my micro-controller. The impedance of the divider is too great for the ...
5
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1answer
87 views

Why does the datasheet for this FET show two / three VGS(off) values?

I am using a MMBFJ270 P-Channel JFET and if you look at the characteristic graphs it is saying that there are two values for VGS(off) and in one graph it quotes three different values... Why does it ...
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2answers
24 views

Data sheet of SN74HC164 regarding the output current

On the data sheet of SN74HC164 there are two statements that I apparently don't understand: Cover page says: ±4-mA Output Drive at 5V Page 3 says: Continuous output current Io at Vo between 0 and ...
2
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3answers
97 views

Op-Amp Datasheet: Open Loop Gain vs Phase

I am attempting to decipher the datasheet for TI's LM6171 op-amp. Here is the open loop frequency response from the datasheet: How can I tell which curve is the gain and which curve is the phase? ...
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1answer
28 views

BZY97C47 zener diode datasheet questions

The BZY97C47 data sheet (I found no direct PDF link) confuses me on several points. I fail to find straight forward information about the maximum allowed forward current from the data sheet. Also, ...
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1answer
30 views

What is the pinout on my K F455P 7An filter?

I have a ceramic filter that I'm using for an AM receiver, but I don't know the pins for it. The lettering on it says K F455P 7An. I know that it's a 455 kHz signal filter and I think that it has a ...
2
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1answer
178 views

Does the MOSFET Rds(on) value really matter?

I am using MOSFETs in the ubiquitous RAMPS 1.4 Arduino shield for 3D printing use. The MOSFETs switch the voltage to the heated bed and the hotend (where the filament comes out). I need to replace ...
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1answer
56 views

What is power dissipation capacitance?

This question is derived from the answer to another question What is the input current of the 74HC595 The answer makes a note to the OP, that he should also consider power dissipation capacitance. ...
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2answers
42 views

Forward current for assorted LEDs

I have an assortment of T1 and T1¾ LEDs from sampler kits and beginner kits. The kits have sketchy documentation, with missing or inaccurate part numbers. I was able to track down datasheets for some ...
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2answers
35 views

Help with sensor output and data sheet

Here is all the circuitry I have. I only found thisdata sheet which may be for this anemometer: http://www.synchrodan.hu/letoltes/kriwan/kulsoerzekelok/szel/N292_INT10K_69000248_e.pdf What I ...
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1answer
62 views

Abstract Datasheet Dimension Notation

I am attempting to create a footprint for a Surface Mount Component and I am using the manufacturer's datasheet for reference. They include PCB dimensions but the notation used is a bit confusing. It ...
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1answer
86 views

What does the CT (center tap) value mean in a transformer datasheet?

I came across this datasheet, and I am unsure what the CT portion means. The datasheet does say that CT means center tap, but specifically in the image below what does the "10k CT" betweeen primary ...
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2answers
51 views

IRF740 datasheet. Error in the datasheet or I'm interpreting it wrong?

According to the IRF740 data-sheet from IR or from Vishay (they are nearly the same, the Vishay is better to read), the Qg is specified as 63nC under Id = 10A Vds = 320V and Vgs = 10V. But at page 4, ...
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3answers
104 views

What precisely is \$R_{ds(on)}\$?

I keep getting conflicting answers on this and it's absolutely killing me. Some say \$R_{ds(on)}\$ is the contact resistance in the FET (for instance, make many FETs of varying channel lengths, turn ...
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1answer
43 views

Datasheet supply voltage range

I am reading though a datasheet of TL064 and I am unable to find supply voltage range of this component. I've experienced this couple of times with datasheets... Farnell states its supply voltage ...
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1answer
32 views

How are C(OBO) and C(IBO) defined?

In a datasheet like this one, how are \$C_{OBO}\$ and \$C_{IBO}\$ defined? What I know: C for capacity O for output, respectively I for input B for base O for open, not connected But with ...
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1answer
62 views

Sony Xperia Z1 - Camera Module Datasheet

I'm writing to inquire about technical data related to the Sony IMX220 image sensor, as found in the camera module of the Xperia Z1. I will be interfacing with the module and require a datasheet ...
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2answers
55 views

Buck Converter Error Amplifier Input Polarity Confusion (TL598)

I'm trying to design a buck converter using TL598. I'm studying the technical article Designing Switch Mode Power Supplies With the TL598 - Application Report for this purpose. This article references ...
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3answers
263 views

Why do capacitor datasheets avoid directly giving the ESR value?

Most datasheets give a parameter called "loss tangent" instead of directly giving the ESR value. Why don't they just give a numeric value for it? Why is loss tangent preferred over ESR? Is there ...
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2answers
54 views

Hooking up an 8x8 LED board

I recently bought this 8x8 LED board from geeetech which came with this datasheet. I'm new to programming so I bought this board to "figure it out" but now I'm running into issues I don't understand. ...
3
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1answer
88 views

What does “Sourced from process <number>” mean in transistor datasheet?

On first page of Fairchild BC516 transistor datasheet it's written: Sourced from process 61 What does it mean? Is it important for part's users or it's some kind of production process ...
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1answer
43 views

Resistor programming of a boost converter, check my understanding?

I'm looking at the datasheet for a TPS6103 boost converter, and trying to figure out how to configure it for 5V 1A output. The datasheet is not making this easy to understand. Datasheet: ...
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3answers
132 views

Determine saturation base current from NPN transistor datasheet (or what resistor do I need to ensure saturation?)

The Fairchild 2N3904 has a long data sheet so let's use that for this exercise. I'm interested in using an NPN in common emitter configuration --- it's for switching. It's my understanding that an ...
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3answers
82 views

How to convert noise to noise density in mic pre amps

I am trying to compare two low noise mic pres for the lowest noise, and I am looking at the TI1012 and MAX9814 MAX9814: ♦ Low Input-Referred Noise Density of 30nV/√Hz TI1012: Output Voltage Noise ...
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1answer
63 views

Question about a dimension in this IC package drawing

this is the first time I'm making a PCB layout, so I'm not too familiar with datasheets. The picture below shows a diagram for an IC I'm using. The datasheet says all dimensions are in mm. However, ...
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2answers
167 views

Datasheet for a DU1PU relay?

I took apart an old microwave oven and found the relay the computer chip closes to activate the magnetron. The relay is a DEC DU1PU, made in China. Does anyone have a datasheet for it? I'm mostly ...
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1answer
128 views

Where to find the data sheet for Huawei Honor 6 smartphone?

The smartphone seems to have bq24190 chip for power and charging control (according to /sys/), for which the data sheet specifies that it can be powered not only ...
2
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2answers
259 views

How can I tell if a given MOSFET can be fully driven by 5V TTL high signal? (what should I look for on the datasheet?)

How can I tell (by reading the datasheet) if a specific MOSFET can be turned fully on (with the minimum drop) with simply 5V on the gate? (assuming 5V or 12V potential between the drain and source). ...
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2answers
90 views

Google has no datasheet for ACX502ALM-7 LCD/resistive touchpanel

I have an ACX502ALM-7 series LCD+touchpanel combo. Google cannot find me a datasheet for it. Can any one of you? I'd like to possibly interface it (at least the touch screen part) to an Arduino Uno. ...
0
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1answer
23 views

What's the difference between logic/if system and drive system of a display?

I've been looking at the current consumption of a display and the datasheet says the following: Can anyone tell me the difference between "drive system" and "logic/if system"?
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2answers
57 views

Diode voltage rate of change and junction capacitance

I was looking through some schottky diodes and saw in their datasheets, that they have characteristic called voltage change of rate [dv/dt]. Most of those I saw have it exactlly 10000. Now, in ...
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2answers
41 views

Deciphering datasheet descriptions: “normalized series 54/74 load”

I was reading something when I came across a project using the SN74180 parity checker IC. I begin looking at the datasheet when I came across this description: The SN54180/SN74180 are fully ...
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36 views

Datasheet for Panasonic MN6627971KB

I have been looking for a datasheet for this chip Has 4 printed rows of text as follows Panasonic MN6627971KB 515U5031 JAPAN 128 pin located in a car audio system. Could be a model specifically ...
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1answer
86 views

Choosing sampling rate according to the bandwith reponse in accelerometer datasheet

In an accelerometer's datasheet, the bandwidth response in the x and y axis is 350 Hz. There is another information related to the internal sampling rate (shown below). I don't know how these two ...
2
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2answers
62 views

Is a switches voltage and current rating a hard limit?

I have a need for a switch that can handle 28Vdc at about ~1A. The switches I would like to use have a rating of 24Vdc at 5A. I would think that the limit of switch is the power, so if we take a ...
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1answer
208 views

How does the CMRR of difference amplifier ICs change over time?

When designing precision analog circuits, I often come across parts which seem to be more than accurate enough for my purposes, but where the datasheet does not specify how key parameters will change ...
3
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2answers
81 views

Reading Diode Datasheet

I am learning about Diode and its use (Just get interested in electrical stuff after reading a DIY project), I have been reading information around and want to get more understand on diode especially ...
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0answers
24 views

working of a single acting solenoid contactor

I am working on a unfinished project where one of the 2 motorcontrollers is connected to a single acting solenoid contactor (SW200-29). I have been reading the datasheet a few times now and I don't ...
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0answers
145 views

TLC5940 - Interfacing With PIC18F - Is “Counter Overflow” A Problem?

When I wrote some driver code for the TLC5940 on the ATMega328P, I used two timers to drive the GSCLK signal and the BLANK signal. If I remember correctly, both timers were running off the same ...