Overview
The 74HCT573D-Q100,118 is an 8-bit D-type transparent latch with 3-state outputs, manufactured by Nexperia USA Inc. This integrated circuit is part of the 74HCT series and is designed to meet the stringent requirements of automotive applications, having been qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1). The device features latch enable (LE) and output enable (OE) inputs, allowing for flexible control over data storage and output states.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | 74HCT573D-Q100,118 | |
| Manufacturer | Nexperia USA Inc. | |
| Package | 20-SOIC (0.295, 7.50mm Width) | |
| Number of Pins | 20 | |
| Logic Function | D-Type, Latch | |
| Propagation Delay | 53 ns | ns |
| Supply Voltage | 4.5 V ~ 5.5 V | V |
| Quiescent Current | 8 μA | μA |
| Technology | CMOS | |
| Mounting Type | Surface Mount | |
| Operating Temperature | -40°C ~ +125°C | °C |
| Output Type | Tri-State | |
| Input Levels | TTL level |
Key Features
- Automotive Product Qualification: Qualified to AEC-Q100 (Grade 1) for use in automotive applications.
- Wide Supply Voltage Range: Operates from 2.0 V to 6.0 V.
- Low Power Dissipation: CMOS technology ensures low power consumption.
- High Noise Immunity: Provides robust performance in noisy environments.
- 3-State Outputs: Outputs can be set to high-impedance OFF-state using the output enable (OE) input.
- Latch Enable and Output Enable Inputs: Allows for control over data storage and output states.
- Input Clamp Diodes: Enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.
- ESD Protection: Compliant with ANSI/ESDA/JEDEC JS-001 class 2, exceeding 2000 V.
- Multiple Package Options: Available in various packages including SOIC and SSOP.
Applications
The 74HCT573D-Q100,118 is suitable for a variety of applications, particularly in the automotive sector due to its AEC-Q100 qualification. It is useful as an input or output port for microprocessors and microcomputers. Other potential applications include:
- Automotive electronics
- Industrial control systems
- Embedded systems requiring low power and high noise immunity
- Bus-oriented applications where 3-state outputs are necessary
Q & A
- What is the primary function of the 74HCT573D-Q100,118?
The primary function is to act as an 8-bit D-type transparent latch with 3-state outputs.
- What is the operating voltage range of this IC?
The IC operates from 2.0 V to 6.0 V, with a typical range of 4.5 V to 5.5 V.
- What is the propagation delay of the 74HCT573D-Q100,118?
The propagation delay is approximately 53 ns.
- Is the 74HCT573D-Q100,118 suitable for automotive applications?
Yes, it is qualified to AEC-Q100 (Grade 1) for use in automotive applications.
- What type of input levels does the 74HCT573D-Q100,118 support?
The IC supports TTL input levels.
- What is the purpose of the latch enable (LE) and output enable (OE) inputs?
The LE input controls when data enters the latches, and the OE input controls the output state, setting it to high-impedance OFF-state when HIGH.
- Does the 74HCT573D-Q100,118 have ESD protection?
Yes, it complies with ANSI/ESDA/JEDEC JS-001 class 2, exceeding 2000 V.
- What are the package options available for the 74HCT573D-Q100,118?
It is available in packages such as 20-SOIC and 20-SSOP.
- What is the operating temperature range of this IC?
The operating temperature range is from -40°C to +125°C.
- Is the 74HCT573D-Q100,118 RoHS compliant?
Yes, it is ROHS3 compliant.
