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74VHC573
Three-state outputs allow for both high and low logic levels, as well as a high impedance state
74VHC573
Three-state outputs allow for both high and low logic levels, as well as a high impedance state
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74VHC573 數據表
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詳細說明
Ideal for scenarios where voltage compatibility and seamless operation are paramount, the 74VHC573 stands out as a reliable solution for engineers seeking a resilient latch with advanced features. By offering superior performance characteristics and robust protection mechanisms, this IC ensures smooth functionality in mixed-voltage environments, safeguarding against potential voltage conflicts that could compromise the integrity of the system. Whether interfacing between disparate voltage domains or safeguarding against supply mismatches, the 74VHC573 represents a dependable choice for a wide range of electronic designs
主要特徵
- Fast Response Time: tp = 1.0 μs (typ)
- High Temperature Range: TA = -40°C to 125°C
- Low Power Consumption: ICC = 2 mA (Max) @ TA = 25°C
- Wide Supply Voltage Range: VCC = 3V to 6V
- Low Output Impedance: ZOUT = 50Ω (typ)
- High Input Resistance: RIn = 1 MΩ (Min)
應用
- Wide range of applications
- Flexible for different tasks
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Manufacturer | Panduit | Product Category ! | Latches |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is 74VHC573?
The 74VHC573 is an octal transparent latch designed for general-purpose storage applications in digital systems. It is commonly used for latching data and controlling output signals in microprocessor and microcontroller-based systems.
How Does 74VHC573 Work?
The 74VHC573 works by storing data in its eight latches and then transparently transferring the data to the output when the latch-enable (LE) input is asserted. This allows the input data to be latched and presented at the output, depending on the control signal.
How Many Pins does 74VHC573 have and What are the Functions of the Pinout Configuration?
The 74VHC573 is housed in a 20-pin TSSOP (Thin Shrink Small Outline Package) or a 20-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- QA to QH: Eight outputs for the stored data.
- D0 to D7: Eight data inputs to be latched.
- LE: Latch-enable input for controlling the transparency of the latch.
- OE: Output-enable input for controlling the output state.
- GND: Ground pin.
- VCC: Power supply pin.
What are the Pros and Cons of 74VHC573?
Pros:
- High Speed: Performs latching operations at high speeds, suitable for fast data transfer.
- Wide Operating Voltage Range: Supports a wide voltage range, enabling compatibility with various digital systems.
- Multiple Output Configurations: Can be configured for different output modes, enhancing flexibility.
- Simple Control Interface: Requires minimal control signals for data latching and output control.
Cons:
- Power Consumption: May consume relatively higher power compared to some low-power alternatives.
- Package Size: The 20-pin package may be larger than some compact package options.
- Complexity: May require careful consideration of timing and control signals in certain applications.
Are There Any Equivalents/Alternatives to 74VHC573 for Recommendation?
- An equivalent part to the 74VHC573 is the 74HCT573 from Nexperia.
- Alternatives to the 74VHC573 include the SN74F373 from Texas Instruments and the MC74AC573 from ON Semiconductor.
