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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:

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:

Microprocessors and microcontrollers
Data communication systems
Memory modules
Industrial automation
Automotive electronics

Detailed and Complete Alternative Models

SN74ABT16823DGGR: Similar to SN74ABT16821DGGR, but with 22-bit bus interface
SN74ABT16825DGGR: Similar to SN74ABT16821DGGR, but with 24-bit bus interface
SN74ABT16827DGGR: Similar to SN74ABT16821DGGR, but with 26-bit bus interface
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

Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem SN74ABT16821DGGR w rozwiązaniach technicznych

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

Q: What is SN74ABT16821DGGR? A: SN74ABT16821DGGR is a 20-bit bus interface flip-flop with 3-state outputs, commonly used in digital systems.
Q: What is the operating voltage range for SN74ABT16821DGGR? A: The operating voltage range for SN74ABT16821DGGR is typically between 4.5V and 5.5V.
Q: What is the maximum clock frequency supported by SN74ABT16821DGGR? A: SN74ABT16821DGGR can support clock frequencies up to 125 MHz.
Q: How many 3-state outputs does SN74ABT16821DGGR have? A: SN74ABT16821DGGR has 20 3-state outputs.
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.
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.
Q: Does SN74ABT16821DGGR have any built-in protection features? A: Yes, SN74ABT16821DGGR has built-in ESD (electrostatic discharge) protection on all inputs and outputs.
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.
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.
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.