SN74ALVCH374DWR

Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power, 3.3V CMOS Octal D-Type Flip-Flop with 3-State Outputs
• Package: SOIC-20
• Essence: This IC is designed to store and transfer data in electronic systems.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Input Voltage Range: -0.5V to 5.5V
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 2.9ns (typical)
• Output Drive Capability: ±24mA
• Power Dissipation: 1.8mW (typical)

Pin Configuration

The SN74ALVCH374DWR has a total of 20 pins. The pin configuration is as follows:

+---+--+---+ OE --|1 +--+ 20|-- VCC D0 --|2 19|-- D7 D1 --|3 18|-- D6 D2 --|4 17|-- D5 D3 --|5 16|-- D4 D4 --|6 15|-- GND D5 --|7 14|-- Q4 D6 --|8 13|-- Q5 D7 --|9 12|-- Q6 CP --|10 11|-- Q7 +----------+

Functional Features

• Octal D-Type Flip-Flop with 3-State Outputs: The SN74ALVCH374DWR has eight D-type flip-flops that can store and transfer data. It also features 3-state outputs, allowing multiple devices to share a common bus.
• High-Speed Operation: With a propagation delay time of only 2.9ns, this IC is capable of handling high-speed data transfers.
• Low Power Consumption: The SN74ALVCH374DWR operates at a supply voltage range of 2.7V to 3.6V, making it suitable for low-power applications.
• Output Drive Capability: It can drive ±24mA of current, ensuring reliable signal transmission.

Advantages

• High-speed operation enables efficient data transfer in time-critical applications.
• Low power consumption makes it suitable for battery-powered devices.
• 3-state outputs allow for easy sharing of data buses between multiple devices.
• Wide operating temperature range ensures reliability in various environments.

Disadvantages

• Limited input voltage range may restrict compatibility with certain systems.
• Availability in SOIC-20 package only might not be suitable for all PCB designs.
• Propagation delay time may not meet the requirements of extremely high-speed applications.

Working Principles

The SN74ALVCH374DWR operates based on the principles of digital logic. It uses D-type flip-flops to store and transfer data. The CP (Clock Pulse) input controls the timing of data storage and transfer. When the CP input transitions from low to high, the data present at the D0-D7 inputs is latched and stored in the corresponding flip-flops. The stored data can then be accessed through the Q0-Q7 outputs. The OE (Output Enable) input enables or disables the outputs, allowing the device to be connected or disconnected from the data bus.

Detailed Application Field Plans

The SN74ALVCH374DWR is commonly used in various digital systems, including:

1. Microprocessors and Microcontrollers: It can be used to store and transfer data between the processor and other peripherals.
2. Memory Systems: It is suitable for address decoding and data buffering in memory modules.
3. Communication Systems: It can be utilized in data transmission and reception circuits.
4. Industrial Control Systems: It finds applications in control and monitoring circuits.
5. Automotive Electronics: It is used in automotive control units and sensor interfaces.

Detailed and Complete Alternative Models

1. SN74ALVCH373DWR: Similar to SN74ALVCH374DWR but with transparent latch instead of flip-flop.
2. SN74LVTH374PW: Low-voltage version with 5V tolerant inputs and outputs.
3. MC74VHC374DW: High-speed CMOS version with 5V supply voltage compatibility.

These alternative models offer similar functionality and can be considered as replacements based on specific requirements.

In conclusion, the SN74ALVCH374DWR is a high-speed, low-power octal D-type flip-flop IC designed for efficient data storage and transfer. Its