Overview
The 74HCT273PW,118 is an octal D-type flip-flop with a master reset, manufactured by Nexperia USA Inc. This integrated circuit is part of the 74HCT series, which is known for its compatibility with TTL (Transistor-Transistor Logic) levels. The device features eight D-type flip-flops with positive-edge trigger and a master reset input, making it suitable for a variety of digital logic applications. The flip-flops are triggered on the rising edge of the clock pulse, and the master reset input can force all outputs to a low state regardless of the clock and data inputs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Supply | 4.5 V ~ 5.5 V | V |
| Current - Quiescent | 8 µA | A |
| Input Capacitance | 3.5 pF | pF |
| Operating Temperature | -40°C ~ 125°C | °C |
| Clock Frequency | 36 MHz | MHz |
| Max Propagation Delay @ V, Max CL | 30 ns @ 4.5V, 50pF | ns |
| Trigger Type | Positive Edge | |
| Output Type | Non-Inverted | |
| Number of Elements | 1 | |
| Number of Bits per Element | 8 | |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | |
| Mounting Type | Surface Mount |
Key Features
- Wide Supply Voltage Range: Operates within a supply voltage range of 4.5 V to 5.5 V, making it compatible with TTL logic levels.
- Positive-Edge Triggered: The flip-flops are triggered on the rising edge of the clock pulse.
- Master Reset Input: A master reset input allows all outputs to be forced to a low state independently of the clock and data inputs.
- High Noise Immunity: The device has high noise immunity, ensuring reliable operation in noisy environments.
- Low Power Dissipation: The 74HCT series is known for its low power dissipation, making it energy-efficient.
- Compact Package: The 20-TSSOP package offers a small footprint, saving space in designs.
- Compliance with JEDEC Standards: The device complies with JEDEC standards, ensuring reliability and compatibility.
Applications
- Digital Logic Circuits: Suitable for use in various digital logic circuits where D-type flip-flops are required.
- Sequential Logic Designs: Ideal for sequential logic designs that need to store and shift data.
- Counters and Registers: Can be used in the construction of counters, registers, and other sequential logic circuits.
- Embedded Systems: Used in embedded systems where compact, low-power logic components are necessary.
- Automotive and Industrial Electronics: Applicable in automotive and industrial electronics due to its wide operating temperature range and high noise immunity.
Q & A
- What is the supply voltage range of the 74HCT273PW,118?
The supply voltage range is 4.5 V to 5.5 V.
- What type of trigger does the 74HCT273PW,118 use?
The device uses a positive-edge trigger.
- What is the function of the master reset input?
The master reset input forces all outputs to a low state regardless of the clock and data inputs.
- What is the maximum clock frequency of the 74HCT273PW,118?
The maximum clock frequency is 36 MHz.
- What is the propagation delay of the 74HCT273PW,118?
The maximum propagation delay is 30 ns at 4.5 V with a 50 pF load.
- What is the operating temperature range of the 74HCT273PW,118?
The operating temperature range is -40°C to 125°C.
- What type of package does the 74HCT273PW,118 use?
The device is packaged in a 20-TSSOP (Thin Shrink Small Outline Package).
- Is the 74HCT273PW,118 RoHS compliant?
Yes, the device is RoHS compliant.
- What are some common applications of the 74HCT273PW,118?
Common applications include digital logic circuits, sequential logic designs, counters, registers, embedded systems, and automotive and industrial electronics.
- Does the 74HCT273PW,118 have high noise immunity?
Yes, the device has high noise immunity, ensuring reliable operation in noisy environments.
