SN74HC08DR Detailed explanation of pin function specifications and circuit principle instructions
The part number SN 74HC08D R belongs to Texas Instruments (TI), and it is part of their HC series of logic gates. The SN74HC08DR specifically refers to a quad 2-input AND gate IC in a SOIC-14 package. Let's break down the detailed information you're requesting:
Package Type
Package Type: SOIC-14 (Small Outline Integrated Circuit, 14-pin) Pins: 14 pins in total.Pin Function Specifications and Description
Here’s the detailed pinout for the SN74HC08DR:
Pin No. Pin Name Pin Function Description 1 A1 Input: First input for the first AND gate. Logic high or low will influence the output. 2 B1 Input: Second input for the first AND gate. Logic high or low will influence the output. 3 Y1 Output: The result of the AND operation of inputs A1 and B1. Logic high (1) or low (0) depending on the inputs. 4 Vcc Power supply pin: Typically connected to a positive voltage (e.g., +5V). 5 GND Ground pin: Connect to ground (0V). 6 A2 Input: First input for the second AND gate. 7 B2 Input: Second input for the second AND gate. 8 Y2 Output: The result of the AND operation of inputs A2 and B2. 9 A3 Input: First input for the third AND gate. 10 B3 Input: Second input for the third AND gate. 11 Y3 Output: The result of the AND operation of inputs A3 and B3. 12 A4 Input: First input for the fourth AND gate. 13 B4 Input: Second input for the fourth AND gate. 14 Y4 Output: The result of the AND operation of inputs A4 and B4.Pin Summary
Inputs (A1, B1, A2, B2, A3, B3, A4, B4): These are the logic level inputs to the AND gates. You can apply either high or low signals to them. Outputs (Y1, Y2, Y3, Y4): These are the result pins where you will get the AND output for the respective pairs of inputs. Power (Vcc): Connect this pin to a positive power supply voltage (e.g., +5V). Ground (GND): Connect this pin to the system ground (0V).FAQ for SN74HC08DR (20 FAQs)
1. What is the maximum operating voltage for SN74HC08DR? Answer: The maximum operating voltage is typically 6V for the SN74HC08DR. 2. What is the logic family of the SN74HC08DR? Answer: The SN74HC08DR is a High-Speed CMOS (HC) logic gate. 3. How many gates does the SN74HC08DR contain? Answer: The SN74HC08DR contains four 2-input AND gates. 4. What is the typical propagation delay time for the SN74HC08DR? Answer: The typical propagation delay is 8ns at Vcc = 5V. 5. What is the power supply voltage range for SN74HC08DR? Answer: The recommended power supply voltage range is 2V to 6V. 6. What package type is the SN74HC08DR available in? Answer: The SN74HC08DR is available in a 14-pin SOIC (Small Outline Integrated Circuit) package. 7. What is the maximum output current of the SN74HC08DR? Answer: The maximum output current is typically 6mA. 8. What is the output drive capability of the SN74HC08DR? Answer: The output can drive up to 6mA of current at high logic levels and low logic levels. 9. How many inputs and outputs does the SN74HC08DR have? Answer: The SN74HC08DR has 8 inputs (A1, B1, A2, B2, A3, B3, A4, B4) and 4 outputs (Y1, Y2, Y3, Y4). 10. Is the SN74HC08DR suitable for both 3.3V and 5V systems? Answer: Yes, the SN74HC08DR can operate in both 3.3V and 5V systems. 11. What is the rise and fall time for the SN74HC08DR? Answer: The rise and fall times are typically 5ns at Vcc = 5V. 12. Can I use the SN74HC08DR in high-speed applications? Answer: Yes, the SN74HC08DR is part of the High-Speed CMOS family, making it suitable for high-speed applications. 13. What is the input voltage range for the SN74HC08DR? Answer: The input voltage range is typically 0V to Vcc. 14. Can I cascade multiple SN74HC08DR ICs? Answer: Yes, you can cascade multiple SN74HC08DR ICs as long as the input and output voltage levels are respected. 15. What is the power dissipation of SN74HC08DR? Answer: The power dissipation is very low due to the CMOS technology, typically around 1mW. 16. What is the output voltage range for the SN74HC08DR? Answer: The output voltage range is 0V to Vcc, depending on the input conditions. 17. Can the SN74HC08DR be used in automotive applications? Answer: Yes, the SN74HC08DR is often used in automotive and other industrial control systems as long as the environmental conditions are met. 18. What are the environmental conditions for SN74HC08DR? Answer: The SN74HC08DR operates in a temperature range of -40°C to +125°C. 19. Is there a similar part to the SN74HC08DR in the same family? Answer: Yes, you may consider other HC-series AND gates, such as the SN74HC00 (quad 2-input NAND gate) for similar applications. 20. What is the typical application of the SN74HC08DR? Answer: The SN74HC08DR is typically used in digital logic circuits where AND operations are needed, including signal processing, control systems, and interfacing.This should provide you with a complete overview of the SN74HC08DR, including detailed pin functions, specifications, and common FAQs related to the IC.