Overview
The 74HC374DTR2G is an octal D-type flip-flop integrated circuit manufactured by onsemi. This component is part of the HC (High-Speed CMOS Logic) family and is designed for high-speed applications. Although the 74HC374DTR2G is currently obsolete and no longer manufactured, it remains relevant for understanding and utilizing similar components in modern designs. The device features three-state outputs and is capable of driving multiple LSTTL loads, making it versatile for various digital logic circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | TSSOP | |
| Pin Count | 20 | |
| Logic IC Type | BUS DRIVER | |
| Number of Bits | 8 | |
| Operating Temperature Range | -55°C to 125°C | °C |
| Supply Voltage Range | 2 V to 6 V | V |
| Propagation Delay (tpd) | 210 ns | ns |
| Maximum Clock Frequency | 35 MHz | MHz |
| Output Characteristics | 3-STATE | |
| Output Polarity | TRUE | |
| Technology | CMOS |
Key Features
- Buffered Inputs: The device features buffered inputs to enhance signal integrity.
- Three-State Outputs: Each output can be placed in a high-impedance state, allowing for bus line driving capability.
- Common Three-State Output Enable Control: A single output enable (OE) pin controls all eight outputs independently of the register operation.
- High Noise Immunity: The HC types offer high noise immunity with NIL = 30%, NIH = 30% of VCC at VCC = 5 V.
- Wide Operating Temperature Range: The device operates over a temperature range of -55°C to 125°C.
- Low Power Consumption: Significant power reduction compared to LSTTL logic ICs.
- Balanced Propagation Delay and Transition Times: Ensures consistent and reliable operation.
Applications
The 74HC374DTR2G is suitable for a variety of applications requiring high-speed digital logic, including:
- Bus Systems: Its three-state outputs and bus line driving capability make it ideal for bus systems where multiple devices need to share a common data line.
- Microprocessor Interfaces: It can be used in microprocessor-based systems to manage data transfer and storage.
- Digital Signal Processing: The device's high-speed operation and low power consumption make it suitable for digital signal processing applications.
- Automotive and Industrial Control Systems: Its wide operating temperature range and high noise immunity make it reliable in harsh environments.
Q & A
- What is the package type of the 74HC374DTR2G?
The package type is TSSOP (Thin Small Outline Package).
- How many pins does the 74HC374DTR2G have?
The device has 20 pins.
- What is the operating temperature range of the 74HC374DTR2G?
The operating temperature range is -55°C to 125°C.
- What is the maximum clock frequency of the 74HC374DTR2G?
The maximum clock frequency is 35 MHz.
- Does the 74HC374DTR2G have three-state outputs?
- What is the propagation delay of the 74HC374DTR2G?
The propagation delay (tpd) is 210 ns.
- Is the 74HC374DTR2G still in production?
No, the 74HC374DTR2G is obsolete and no longer manufactured.
- What technology is used in the 74HC374DTR2G?
The device uses CMOS (Complementary Metal-Oxide-Semiconductor) technology.
- What is the supply voltage range for the 74HC374DTR2G?
The supply voltage range is 2 V to 6 V.
- What are some typical applications of the 74HC374DTR2G?
Typical applications include bus systems, microprocessor interfaces, digital signal processing, and automotive and industrial control systems.
