5.2.7. D flip-flop experiment

Components:

• breadboard
• 5V power supply
• 2 * 5mm blue LED
• 2 * SPST pushbutton SWITCHES
• 2 x 10KΩ
• 7400 NAND chip, 7404 NOT chip

Figure 5‑13 D flip-flop schematic

Figure 5‑14 D flip-flop experiment

From now on, we can use chip 7474 which contains 2 independent D flip-flops.

Figure 5‑15 Chip 7474

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