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SN74HCT573PWG4
Product Overview
Category
SN74HCT573PWG4 belongs to the category of integrated circuits (ICs).
Use
It is commonly used as an octal transparent latch with 3-state outputs.
Characteristics
- High-speed operation
- Wide operating voltage range
- 3-state outputs for bus-oriented applications
- Output drive capability: 15 LSTTL loads
- Low power consumption
- Balanced propagation delays
- Schmitt-trigger inputs for noise immunity
- ESD protection exceeds JESD 22
Package
SN74HCT573PWG4 is available in a TSSOP (Thin Shrink Small Outline Package) package.
Essence
The essence of SN74HCT573PWG4 lies in its ability to store and output data in a reliable and efficient manner. It is designed to be compatible with various logic families, making it versatile for different applications.
Packaging/Quantity
SN74HCT573PWG4 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Supply voltage range: 4.5V to 5.5V
- Input voltage range: 0V to VCC
- Output voltage range: 0V to VCC
- Operating temperature range: -40°C to +85°C
- Input capacitance: 3.5pF
- Output capacitance: 6pF
- Propagation delay time: 16ns (max)
- Output current: ±6mA
Detailed Pin Configuration
- GND (Ground)
- D0 (Data input 0)
- D1 (Data input 1)
- D2 (Data input 2)
- D3 (Data input 3)
- D4 (Data input 4)
- D5 (Data input 5)
- D6 (Data input 6)
- D7 (Data input 7)
- OE (Output enable)
- LE (Latch enable)
- Q0 (Output 0)
- Q1 (Output 1)
- Q2 (Output 2)
- Q3 (Output 3)
- Q4 (Output 4)
- Q5 (Output 5)
- Q6 (Output 6)
- Q7 (Output 7)
- VCC (Supply voltage)
Functional Features
- Octal transparent latch with 3-state outputs
- Data inputs are latched to the outputs when the latch enable (LE) signal is high
- Outputs can be disabled by setting the output enable (OE) signal low
- High-speed operation allows for efficient data transfer
- Schmitt-trigger inputs provide noise immunity
- ESD protection ensures reliability in various environments
Advantages and Disadvantages
Advantages
- Versatile compatibility with different logic families
- Wide operating voltage range
- Low power consumption
- Balanced propagation delays
- High output drive capability
- ESD protection exceeds industry standards
Disadvantages
- Limited number of outputs (8 in total)
- Requires external control signals for proper operation
Working Principles
SN74HCT573PWG4 operates as an octal transparent latch with 3-state outputs. When the latch enable (LE) signal is high, the data inputs (D0-D7) are latched to the outputs (Q0-Q7). The outputs can be disabled by setting the output enable (OE) signal low. This allows for efficient data transfer and bus-oriented applications.
Detailed Application Field Plans
SN74HCT573PWG4 finds applications in various fields, including but not limited to: - Data storage and retrieval systems - Communication systems - Industrial automation - Automotive electronics - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to SN74HCT573PWG4 are: - 74HC573: Similar octal transparent latch with 3-state outputs, compatible with CMOS logic levels. - CD74HCT573: Octal transparent latch with 3-state outputs, compatible with high-speed TTL logic.
These alternative models offer similar functionality and can be used as replacements depending on specific requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SN74HCT573PWG4 en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of SN74HCT573PWG4 in technical solutions:
Q: What is the SN74HCT573PWG4? A: The SN74HCT573PWG4 is an octal transparent D-type latch with 3-state outputs, commonly used in digital systems.
Q: What is the purpose of the SN74HCT573PWG4? A: This IC is used for data storage and transfer in digital circuits, allowing control over when data is latched and outputted.
Q: What voltage levels does the SN74HCT573PWG4 support? A: It supports a wide range of voltage levels, specifically from 4.5V to 5.5V.
Q: How many bits can the SN74HCT573PWG4 handle? A: It can handle 8 bits of data, as it is an octal (8-bit) latch.
Q: Can the SN74HCT573PWG4 be cascaded to handle more than 8 bits? A: Yes, multiple SN74HCT573PWG4 ICs can be cascaded together to handle larger data widths.
Q: What is the maximum clock frequency supported by the SN74HCT573PWG4? A: The maximum clock frequency is typically around 25 MHz.
Q: Does the SN74HCT573PWG4 have any built-in protection features? A: Yes, it has built-in diode clamps on the inputs to protect against electrostatic discharge (ESD).
Q: Can the SN74HCT573PWG4 drive LEDs or other low-power devices directly? A: Yes, it can drive low-power devices directly as it has 3-state outputs capable of sinking and sourcing current.
Q: What is the power consumption of the SN74HCT573PWG4? A: The power consumption is relatively low, typically around a few milliwatts.
Q: Are there any specific application notes or reference designs available for the SN74HCT573PWG4? A: Yes, Texas Instruments provides application notes and reference designs that can help with the implementation of this IC in various technical solutions.
Please note that these answers are general and may vary depending on the specific requirements and use cases. It's always recommended to refer to the datasheet and relevant documentation for accurate information.