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Encyclopedia Entry: 74ABT899DB,112
Product Information Overview
- Category: Integrated Circuit (IC)
- Use: Digital Logic Device
- Characteristics: High-Speed, Low-Power, BiCMOS Technology
- Package: Dual-In-Line Package (DIP)
- Essence: 8-bit Universal Shift/Storage Register with Parallel I/O
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Supply Voltage: 4.5V to 5.5V
- Input Voltage Levels: CMOS/TTL Compatible
- Operating Temperature Range: -40°C to +85°C
- Output Drive Capability: ±24mA at 4.5V
- Propagation Delay: 3.5ns (typical)
- Number of Pins: 20
Detailed Pin Configuration
- GND (Ground)
- Q0 (Serial Output)
- Q1 (Serial Output)
- Q2 (Serial Output)
- Q3 (Serial Output)
- Q4 (Serial Output)
- Q5 (Serial Output)
- Q6 (Serial Output)
- Q7 (Serial Output)
- SER (Serial Data Input)
- SCK (Serial Clock Input)
- RCK (Register Clock Input)
- OE (Output Enable)
- MR (Master Reset)
- D0 (Parallel Data Input/Output)
- D1 (Parallel Data Input/Output)
- D2 (Parallel Data Input/Output)
- D3 (Parallel Data Input/Output)
- VCC (Power Supply)
- GND (Ground)
Functional Features
- Universal shift register with parallel input/output capability
- Serial data input with synchronous clocking
- Parallel data input/output for easy interfacing
- Output enable control for tri-state outputs
- Master reset for clearing the register
- High-speed operation with low power consumption
- BiCMOS technology for improved performance
Advantages and Disadvantages
Advantages: - Versatile functionality for various applications - High-speed operation allows for quick data processing - Low-power consumption for energy-efficient designs - Easy interfacing with parallel data input/output - Tri-state outputs provide flexibility in bus systems
Disadvantages: - Limited number of parallel data input/output pins (4 bits) - Requires external clock signals for proper operation - Not suitable for applications requiring higher bit capacity
Working Principles
The 74ABT899DB,112 is an 8-bit universal shift/storage register with parallel I/O capability. It operates based on a serial-in, parallel-out shift register principle. The serial data input (SER) is synchronized with the serial clock input (SCK), allowing the data to be shifted into the register. The parallel data input (D0-D3) can be loaded directly into the register when the register clock input (RCK) is activated.
The stored data can be read out through the serial output pins (Q0-Q7) or the parallel output pins (D0-D3). The output enable (OE) pin controls the tri-state outputs, enabling or disabling the output drivers. The master reset (MR) pin clears the register, setting all outputs to a known state.
Detailed Application Field Plans
The 74ABT899DB,112 is widely used in various digital systems and applications, including but not limited to:
- Data communication systems
- Microprocessor-based systems
- Industrial control systems
- Automotive electronics
- Test and measurement equipment
- Consumer electronics
Its versatility and high-speed operation make it suitable for applications that require data storage, shifting, and parallel input/output capabilities.
Detailed and Complete Alternative Models
- 74HC595: 8-bit shift register with serial input and parallel output
- CD4021B: 8-bit static shift register with parallel input and serial output
- SN74LS164N: 8-bit serial-in/parallel-out shift register
- MC74HC165AN: 8-bit parallel-in/serial-out shift register
These alternative models offer similar functionality to the 74ABT899DB,112 and can be considered as replacements depending on specific application requirements.
In conclusion, the 74ABT899DB,112 is a versatile digital logic device that provides an 8-bit universal shift/storage register with parallel I/O capability. Its high-speed operation, low-power consumption, and easy interfacing make it suitable for various applications in different fields.
Enumerați 10 întrebări și răspunsuri comune legate de aplicarea lui 74ABT899DB,112 în soluțiile tehnice
Sure! Here are 10 common questions and answers related to the application of 74ABT899DB,112 in technical solutions:
Q: What is the function of the 74ABT899DB,112? A: The 74ABT899DB,112 is a 9-bit universal shift register with parallel inputs and outputs.
Q: What is the operating voltage range for the 74ABT899DB,112? A: The operating voltage range for this device is typically between 4.5V and 5.5V.
Q: How many parallel inputs does the 74ABT899DB,112 have? A: This shift register has 9 parallel inputs.
Q: Can the 74ABT899DB,112 be used for serial-to-parallel conversion? A: Yes, it can be used for serial-to-parallel conversion as it has a serial input and parallel outputs.
Q: What is the maximum clock frequency supported by the 74ABT899DB,112? A: The maximum clock frequency supported by this device is typically 100 MHz.
Q: Does the 74ABT899DB,112 have any built-in error detection or correction features? A: No, this device does not have any built-in error detection or correction features.
Q: Can the 74ABT899DB,112 be cascaded to increase the number of bits? A: Yes, multiple devices can be cascaded together to increase the number of bits in the shift register.
Q: What is the power consumption of the 74ABT899DB,112? A: The power consumption of this device depends on various factors such as clock frequency and load conditions.
Q: Can the 74ABT899DB,112 be used in both synchronous and asynchronous modes? A: Yes, it can be used in both synchronous and asynchronous modes of operation.
Q: Are there any specific timing requirements for the inputs and outputs of the 74ABT899DB,112? A: Yes, the datasheet of the device provides detailed information about the timing requirements for proper operation.
Please note that the answers provided here are general and may vary depending on the specific application and implementation of the 74ABT899DB,112 in a technical solution. It is always recommended to refer to the datasheet and consult with the manufacturer for accurate and detailed information.