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SN74ABT16821DGGR
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SN74ABT16821DGGR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Logic
  • Characteristics: High-speed, low-power, 20-bit bus interface flip-flop with 3-state outputs
  • Package: TSSOP-56
  • Essence: Flip-flop with 3-state outputs
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Technology: Advanced BiCMOS
  • Supply Voltage: 4.5V to 5.5V
  • Input Voltage Levels: CMOS or TTL
  • Output Voltage Levels: CMOS
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 2.8ns (typical)
  • Output Drive Capability: ±24mA
  • Number of Inputs/Outputs: 20

Detailed Pin Configuration

The SN74ABT16821DGGR has a total of 56 pins in the TSSOP package. The pin configuration is as follows:

  1. OE1
  2. CP1
  3. D1
  4. D2
  5. D3
  6. D4
  7. D5
  8. D6
  9. D7
  10. D8
  11. D9
  12. D10
  13. GND
  14. Q1
  15. Q2
  16. Q3
  17. Q4
  18. Q5
  19. Q6
  20. Q7
  21. Q8
  22. Q9
  23. Q10
  24. VCC
  25. OE2
  26. CP2
  27. D11
  28. D12
  29. D13
  30. D14
  31. D15
  32. D16
  33. D17
  34. D18
  35. D19
  36. D20
  37. GND
  38. Q11
  39. Q12
  40. Q13
  41. Q14
  42. Q15
  43. Q16
  44. Q17
  45. Q18
  46. Q19
  47. Q20
  48. VCC
  49. GND
  50. Q21
  51. Q22
  52. Q23
  53. Q24
  54. Q25
  55. Q26
  56. Q27

Functional Features

  • 20-bit bus interface flip-flop with 3-state outputs
  • High-speed operation
  • Low-power consumption
  • TTL and CMOS compatible inputs
  • 3-state outputs for bus sharing applications
  • Advanced BiCMOS technology for improved performance

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Low-power consumption helps in reducing energy usage - Compatibility with both TTL and CMOS inputs provides flexibility in system design - 3-state outputs enable bus sharing, optimizing resource utilization - Advanced BiCMOS technology enhances overall performance

Disadvantages: - Limited number of inputs/outputs (20) - Requires careful handling due to the small TSSOP package size

Working Principles

The SN74ABT16821DGGR is a flip-flop IC that stores and transfers digital data. It operates by receiving clock pulses (CP1 and CP2) to latch the input data (D1-D20) and then transferring it to the corresponding output pins (Q1-Q27). The OE1 and OE2 pins control the output enable function, allowing the outputs to be either active or in a high-impedance state.

Detailed Application Field Plans

The SN74ABT16821DGGR is commonly used in various digital systems where efficient data storage and transfer are required. Some application fields include:

  1. Microprocessors and microcontrollers
  2. Data communication systems
  3. Memory modules
  4. Industrial automation
  5. Automotive electronics

Detailed and Complete Alternative Models

  1. SN74ABT16823DGGR: Similar to SN74ABT16821DGGR, but with 22-bit bus interface
  2. SN74ABT16825DGGR: Similar to SN74ABT16821DGGR, but with 24-bit bus interface
  3. SN74ABT16827DGGR: Similar to SN74ABT16821DGGR, but with 26-bit bus interface
  4. SN74ABT16829DGGR: Similar to SN74ABT16821DGGR, but with 28-bit bus interface

These alternative models offer expanded bus interface options while maintaining similar functionality and characteristics.

In conclusion, the SN74ABT16821DGGR is a high-speed, low-power flip-flop IC with 3-state outputs. It is widely used in digital systems for efficient data storage and transfer. Its advanced BiCMOS

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SN74ABT16821DGGR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of SN74ABT16821DGGR:

  1. Q: What is SN74ABT16821DGGR? A: SN74ABT16821DGGR is a 20-bit bus interface flip-flop with 3-state outputs, commonly used in digital systems.

  2. Q: What is the operating voltage range for SN74ABT16821DGGR? A: The operating voltage range for SN74ABT16821DGGR is typically between 4.5V and 5.5V.

  3. Q: What is the maximum clock frequency supported by SN74ABT16821DGGR? A: SN74ABT16821DGGR can support clock frequencies up to 125 MHz.

  4. Q: How many 3-state outputs does SN74ABT16821DGGR have? A: SN74ABT16821DGGR has 20 3-state outputs.

  5. Q: Can SN74ABT16821DGGR be used as a register or latch? A: Yes, SN74ABT16821DGGR can be used as a register or latch due to its flip-flop functionality.

  6. Q: What is the purpose of the 3-state outputs in SN74ABT16821DGGR? A: The 3-state outputs allow multiple devices to share a common bus without interfering with each other.

  7. Q: Does SN74ABT16821DGGR have any built-in protection features? A: Yes, SN74ABT16821DGGR has built-in ESD (electrostatic discharge) protection on all inputs and outputs.

  8. Q: Can SN74ABT16821DGGR be cascaded to increase the number of bits? A: Yes, SN74ABT16821DGGR can be cascaded to increase the number of bits in a bus interface.

  9. Q: What is the power consumption of SN74ABT16821DGGR? A: The power consumption of SN74ABT16821DGGR depends on the operating frequency and load conditions. Please refer to the datasheet for detailed information.

  10. Q: Can SN74ABT16821DGGR be used in both commercial and industrial applications? A: Yes, SN74ABT16821DGGR is suitable for use in both commercial and industrial applications due to its wide operating voltage range and robustness.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult with technical experts for accurate information.