Overview
The SN74AHC373PWG4 is an Octal Transparent D-Type Latch with 3-State Outputs produced by Texas Instruments. This integrated circuit is designed to provide high-speed data storage and retrieval in digital systems. It features eight D-type latches with 3-state outputs, making it suitable for a wide range of applications requiring data latching and output control.
Key Specifications
| Parameter | Test Conditions | Unit | Min | Max | |
|---|---|---|---|---|---|
| VCC | TA = 25°C | V | 2 | - | 5.5 |
| VOH (IOH = −50 µA) | VCC = 3 V, 4.5 V | V | 2.9, 4.4 | - | 2.9, 4.4 |
| VOH (IOH = −4 mA) | VCC = 3 V | V | 2.58 | - | 2.48 |
| VOH (IOH = −8 mA) | VCC = 4.5 V | V | 3.94 | - | 3.8 |
| tPLH (D to Q) | CL = 15 pF, TA = 25°C | ns | 7.3 | - | 13.5 |
| tPHL (D to Q) | CL = 15 pF, TA = 25°C | ns | 7.3 | - | 13.5 |
| Operating Temperature Range | - | °C | -40 | - | 85 |
| Package Type | - | - | - | - | 20-TSSOP |
Key Features
- Octal Transparent D-Type Latches: Each latch stores the state of its D input when the LE (Latch Enable) input is high.
- 3-State Outputs: Outputs can be set to a high-impedance state, allowing for bus-oriented applications.
- High-Speed Operation: Compatible with 3.3 V and 5 V VCC, with propagation delays as low as 7.3 ns.
- Low Power Consumption: Low static power dissipation and dynamic power consumption.
- Wide Operating Temperature Range: Operates from -40°C to 85°C.
Applications
- Bus-Oriented Systems: The 3-state outputs make it ideal for applications where multiple devices share a common bus.
- Data Storage and Retrieval: Suitable for systems requiring temporary data storage and retrieval.
- Digital Logic Circuits: Used in various digital logic circuits where data latching is necessary.
- Embedded Systems: Common in embedded systems requiring high-speed data handling.
Q & A
- What is the SN74AHC373PWG4?
The SN74AHC373PWG4 is an Octal Transparent D-Type Latch with 3-State Outputs produced by Texas Instruments.
- What is the operating voltage range of the SN74AHC373PWG4?
The operating voltage range is from 2 V to 5.5 V.
- What is the propagation delay of the SN74AHC373PWG4?
The propagation delay (tPLH and tPHL) is as low as 7.3 ns for a load capacitance of 15 pF at 25°C.
- What is the package type of the SN74AHC373PWG4?
The package type is 20-TSSOP.
- What is the operating temperature range of the SN74AHC373PWG4?
The operating temperature range is from -40°C to 85°C.
- What are the key features of the SN74AHC373PWG4?
Key features include octal transparent D-type latches, 3-state outputs, high-speed operation, low power consumption, and a wide operating temperature range.
- Where is the SN74AHC373PWG4 typically used?
It is typically used in bus-oriented systems, data storage and retrieval applications, digital logic circuits, and embedded systems.
- How many latches does the SN74AHC373PWG4 have?
The SN74AHC373PWG4 has eight D-type latches.
- What is the purpose of the LE (Latch Enable) input?
The LE input is used to latch the state of the D input when it is high.
- What does the 3-state output feature mean?
The 3-state output feature allows the outputs to be set to a high-impedance state, which is useful for bus-oriented applications.
