Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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Антон Манякин
Question about TTL interface!
Last message by
crutschow
3
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954
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F
Gray Counter using FF-T
Last message by
dl324
1
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2K
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D
truth table to digital logic gate
Last message by
sc0tch
9
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2K
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J
Not Enough Time to Close the Circuit by Relay. How to address that?
Last message by
sc0tch
6
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1K
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M
Simplest way to replace a variable resistor with a digital equivalent
Last message by
olphart
8
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4K
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Ritu Deshpande
Depletion-load NMOS NOR Gate analysis
Last message by
Ritu Deshpande
0
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2K
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Kelvin Lee
How to wire a 3 pins IR receiver with NPN/PNP transistor
Last message by
steveholt
2
32
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9K
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T
  • Locked
DC Voltage tester using LEDs
Last message by
MrChips
2
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986
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J
Using a 555 IC or Electronic Timer to Control Reversing Contactor Assembly.
Last message by
shortbus
13
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2K
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B
Variable Timer for relay switching
Last message by
Buzzer25
9
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1K
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K
Dual D-Type Flip Flops of 74ALS74 and 74LS74
Last message by
MrChips
9
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4K
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S
Parallel to Serial on Loop
Last message by
sc0tch
11
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2K
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B
NPN and PNP with Comparator
Last message by
ebeowulf17
7
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3K
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L
Common Mode Rejection Ratio
Last message by
danadak
3
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1K
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R
Water leak detection using sensing cable
Last message by
sc0tch
10
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5K
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bug13
555 timer latch on when trigger hold low
Last message by
bug13
11
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2K
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Sheik Abdul Rahman S
Convert Active low signal to Active high signal 3 to 5v
Last message by
AlbertHall
4
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6K
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J
ESD Foot Strap Test Circuit design
Last message by
jbeng
10
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2K
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G
4040 and 2716 EPROM; is this the way to set it up?
Last message by
georgedb
2 3
41
Replies
6K
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Z
Need Help Converting 150,000hz 3.3V 19.38mA DC Square Wave into 20Volt .2A A.C Square Wave
Last message by
z7d8tsg87oh2g92h9p38fh
17
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2K
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