Clock signal generator using 7400 IC (PCB) August 30, 2018 Clock signal generator using 7400 IC (PCB) Posted by Marcel at 12:01 pm No Responses Circuit diagrams Tagged with: 7400, nand gate This clock signal generator using 7400 IC, is an astable circuit which uses the TTL 7400 integrated circuit. The 7400 IC has four 2 inputs NAND gates (NOT AND). We only use two gates of this integrated circuit. 128Shares128
Astable multivibrator using NAND gates June 8, 2017 Astable multivibrator using NAND gates Posted by Marcel at 4:20 pm No Responses Circuit diagrams Tagged with: nand gate Astable multivibrator using NAND gates This astable multivibrator uses two NAND gates of the 4 available on the 7400 TTL integrated circuit. Two LEDs are used to view the status or logic output of each gate. 128Shares128
LED Sequencer using 4017 Decade Counter June 29, 2015 LED Sequencer using 4017 Decade Counter Posted by Marcel at 6:11 pm No Responses LED Circuits Tagged with: 4017, nand gate, oscillator LED Sequencer using 4017. This circuit has 10 LEDs connected to the 4017 decade counter outputs. The LEDs light up in sequence. (only one is ON at a time) 128Shares128
