Overview
The 74HC273D,653 is an octal D-type flip-flop with reset, produced by Nexperia USA Inc. This integrated circuit is part of the 74HC and 74HCT series, known for their high-speed CMOS logic. The device is triggered on the positive edge of the clock signal and features a master reset input. This makes it versatile for various digital circuit applications where data storage and synchronization are required.
Key Specifications
| Parameter | Description |
|---|---|
| Type | Octal D-type flip-flop with reset |
| Trigger Type | Positive-edge triggered |
| Inputs | Clock (CP), Master Reset (MR), Dn inputs |
| Outputs | Qn outputs |
| Package | 20-pin SOIC (SOT163-1) |
| Operating Voltage | 2V to 6V |
| Maximum Clock Frequency | Up to 82 MHz |
| Current Consumption | Approximately 40 μA |
| Clamp Diodes | Present on inputs for voltage protection |
Key Features
- Positive-Edge Triggering: The outputs Qn assume the state of their corresponding Dn inputs on the LOW-to-HIGH clock transition.
- Master Reset: A LOW on the MR input forces the outputs LOW, independent of clock and data inputs.
- Input Protection: Inputs include clamp diodes, allowing the use of current limiting resistors to interface with voltages in excess of VCC.
- High-Speed Operation: Capable of operating up to 82 MHz.
- Low Power Consumption: Approximately 40 μA, making it suitable for power-sensitive applications.
Applications
The 74HC273D,653 is widely used in various digital circuits and systems, including:
- Automotive Systems: For data storage and synchronization in automotive electronics.
- Industrial Control Systems: In control circuits that require high-speed data processing and storage.
- Consumer Electronics: In devices such as calculators, digital clocks, and other consumer electronic products.
- Computing and Networking: For data synchronization and storage in computing and networking equipment.
Q & A
- What is the 74HC273D,653?
The 74HC273D,653 is an octal D-type flip-flop with reset, produced by Nexperia USA Inc.
- What is the trigger type of the 74HC273D,653?
The device is triggered on the positive edge of the clock signal.
- What are the key inputs of the 74HC273D,653?
The key inputs include the clock (CP), master reset (MR), and Dn inputs.
- What is the package type of the 74HC273D,653?
The device is packaged in a 20-pin SOIC (SOT163-1).
- What is the operating voltage range of the 74HC273D,653?
The operating voltage range is from 2V to 6V.
- What is the maximum clock frequency of the 74HC273D,653?
The maximum clock frequency is up to 82 MHz.
- Does the 74HC273D,653 have input protection?
- What are some common applications of the 74HC273D,653?
- How does the master reset function work on the 74HC273D,653?
A LOW on the MR input forces the outputs LOW, independent of clock and data inputs.
- What is the approximate current consumption of the 74HC273D,653?
The current consumption is approximately 40 μA.
