Data & Information

017 4017 IC CD 4017 IC-Decade Counter: CD4017 is used for low range counting applications.  It can count from zero to ten and its outputs are decoded. The circuit designed by using  this ic  will save board space and also time required to design the circuit.   Pinout: the functionality of each pin cd4017 Pin# Pin name Pin direction Pin purpose 1 Q5 Output It goes high when the counter reads 5 counts 2 Q1 Output It goes high when the counter reads 1 counts 3 Q0 Output It goes high when the counter reads 0 counts 4 Q2 Output It goes high when the counter reads 2 counts 5 Q6 Output It goes high when the counter reads 6 counts 6 Q7 Output It goes high when the counter reads 7 counts 7 Q3 Output It goes high when the counter reads 3 counts 8 GND ...

016 555 Timer The 555 timer IC is an integrated circuit (chip) used in a variety of timer, pulse generation, and oscillator applications. designed in 1971 Pinout: 555 Pin# Pin name Pin direction Pin purpose 1 GND Power Ground supply 2 TRIG Input Trigger 3 Out Output Output : a push-pull (P.P.) ·          low state (ground supply at GND pin) ·          high state (positive supply at V CC ) 4 RESET Input Reset: a timing interval reset by ·          driving this pin to GND --> reset ·          rises above 0.7 Volts --> timing   begin again 5 CONT Input Control : provides access to the internal voltage divider 6 THERS Input ...