Overview
The 74HCT574PW/AUJ, produced by NXP USA Inc., is an 8-bit positive-edge triggered D-type flip-flop with 3-state outputs. This high-speed CMOS device is designed for a wide range of applications, including those requiring low power dissipation and high noise immunity. It features a clock (CP) and output enable (OE) inputs, making it suitable for bus-oriented applications. The device operates within a wide supply voltage range from 2.0 V to 6.0 V, complying with JEDEC standards such as JESD8C and JESD7A.
Key Specifications
| Parameter | Value | Description |
|---|---|---|
| Type Number | 74HCT574PW/AUJ | Orderable part number |
| Package | TSSOP20 (SOT360-1) | 20-pin Thin Shrink Small Outline Package |
| VCC (V) | 4.5 - 5.5 | Supply voltage range |
| Logic Switching Levels | TTL | Transistor-Transistor Logic level |
| Output Drive Capability (mA) | ± 6 | Output current capability |
| tpd (ns) | 15 | Propagation delay time |
| fmax (MHz) | 76 | Maximum clock frequency |
| Power Dissipation | Low | CMOS low power dissipation |
| Tamb (°C) | -40 to +125 | Operating temperature range |
| ESD Protection | HBM: >2000 V, CDM: >1000 V | Human Body Model and Charged Device Model ESD protection |
Key Features
- 8-bit Positive-Edge Triggered D-Type Flip-Flop: Stores the state of individual D-inputs on the LOW-to-HIGH clock transition.
- 3-State Outputs: Non-inverting outputs with a common 3-state output enable input.
- Wide Supply Voltage Range: Operates from 2.0 V to 6.0 V.
- Low Power Dissipation: CMOS technology for low power consumption.
- High Noise Immunity: Ensures reliable operation in noisy environments.
- ESD Protection: Human Body Model (HBM) and Charged Device Model (CDM) protection exceeding 2000 V and 1000 V, respectively.
- Latch-Up Performance: Exceeds 100 mA per JESD 78 Class II Level B.
- Input Levels: TTL logic levels for the 74HCT574.
Applications
The 74HCT574PW/AUJ is versatile and can be used in a variety of applications across different industries, including:
- Automotive Systems: For reliable and efficient data storage and transfer.
- Industrial Control Systems: Where high noise immunity and low power consumption are crucial.
- Consumer Electronics: In devices requiring low power and high-speed data processing.
- Computing and Networking: For bus-oriented applications and data storage.
- Mobile and Wearable Devices: Due to its low power dissipation and compact package.
Q & A
- What is the primary function of the 74HCT574PW/AUJ?
The primary function is to act as an 8-bit positive-edge triggered D-type flip-flop with 3-state outputs.
- What is the supply voltage range for the 74HCT574PW/AUJ?
The device operates within a supply voltage range of 2.0 V to 6.0 V.
- What type of logic levels does the 74HCT574PW/AUJ support?
The device supports TTL (Transistor-Transistor Logic) levels.
- What is the maximum clock frequency for the 74HCT574PW/AUJ?
The maximum clock frequency is 76 MHz.
- Does the 74HCT574PW/AUJ have ESD protection?
Yes, it has ESD protection exceeding 2000 V for HBM and 1000 V for CDM.
- What is the operating temperature range for the 74HCT574PW/AUJ?
The operating temperature range is from -40 °C to +125 °C.
- What type of package does the 74HCT574PW/AUJ come in?
The device comes in a TSSOP20 (SOT360-1) package.
- Is the 74HCT574PW/AUJ suitable for high noise environments?
Yes, it has high noise immunity.
- Can the 74HCT574PW/AUJ be used in automotive applications?
Yes, it is suitable for automotive systems due to its reliability and efficiency.
- What are the key applications of the 74HCT574PW/AUJ?
The device is used in automotive, industrial, consumer electronics, computing, and mobile/wearable devices.
