Overview
The SN74HC273DWRE4 is a positive-edge-triggered D-type flip-flop integrated circuit produced by Texas Instruments. This component belongs to the 74HC series and is designed for use in a variety of digital logic applications. It features eight D-type flip-flops with a direct active low clear (CLR) input, making it suitable for sequential logic circuits. The device operates over a wide voltage range of 2 V to 6 V, ensuring compatibility with different system designs.
Key Specifications
| Parameter | Value |
|---|---|
| Main Category | Integrated Circuits (ICs) |
| Sub Category | Logic - Flip Flops |
| Brand | Texas Instruments |
| Series | 74HC |
| Function | Master Reset |
| Type | D-Type |
| Output Type | Non-Inverted |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Clock Frequency | 60 MHz |
| Max Propagation Delay @ V, Max CL | 27 ns @ 6 V, 50 pF |
| Trigger Type | Positive Edge |
| Current - Output High, Low | 5.2 mA, 5.2 mA |
| Voltage - Supply | 2 V ~ 6 V |
| Current - Quiescent | 8 µA |
| Input Capacitance | 3 pF |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.295", 7.50 mm Width) |
Key Features
- Wide operating voltage range of 2 V to 6 V, allowing flexibility in system design.
- Outputs can drive up to 10 LSTTL loads, enhancing compatibility with various logic circuits.
- Low power consumption with a maximum ICC of 80 µA, making it energy-efficient.
- Typical propagation delay of 12 ns, ensuring fast data transfer.
- ±4-mA output drive at 5 V, providing robust output signals.
- Low input current of 1-µA maximum, reducing the load on input sources.
- Contains eight flip-flops with single-rail outputs and direct active low clear (CLR) input.
- Individual data input to each flip-flop, allowing for precise control.
Applications
The SN74HC273DWRE4 is suitable for a variety of digital logic applications, including:
- Sequential logic circuits where D-type flip-flops are essential.
- Counters and shift registers.
- Memory elements in digital systems.
- Control logic in microprocessors and microcontrollers.
- General-purpose digital logic circuits requiring flip-flop functionality.
Q & A
- What is the function of the SN74HC273DWRE4? The SN74HC273DWRE4 is a positive-edge-triggered D-type flip-flop with a direct active low clear (CLR) input.
- What is the operating voltage range of the SN74HC273DWRE4? The operating voltage range is 2 V to 6 V.
- What is the maximum clock frequency of the SN74HC273DWRE4? The maximum clock frequency is 60 MHz.
- What is the maximum propagation delay of the SN74HC273DWRE4? The maximum propagation delay is 27 ns @ 6 V, 50 pF.
- What is the trigger type of the SN74HC273DWRE4? The trigger type is positive edge.
- What is the quiescent current of the SN74HC273DWRE4? The quiescent current is 8 µA.
- What is the operating temperature range of the SN74HC273DWRE4? The operating temperature range is -40°C to 85°C.
- What is the package type of the SN74HC273DWRE4? The package type is 20-SOIC (0.295", 7.50 mm Width).
- Is the SN74HC273DWRE4 RoHS compliant? Yes, the SN74HC273DWRE4 is RoHS compliant.
- What are the typical applications of the SN74HC273DWRE4? Typical applications include sequential logic circuits, counters, shift registers, and general-purpose digital logic circuits.
