Overview
The SN74AHC373PW, produced by Texas Instruments, is an octal transparent D-type latch with 3-state outputs. This integrated circuit is part of the AHC (Advanced High-Speed CMOS) logic family, known for its high speed and low power consumption. The device is designed to store the state of eight D-type flip-flops and provide 3-state outputs, making it suitable for a variety of digital logic applications.
Key Specifications
| Parameter | Test Conditions | Unit | Min | Max | |
|---|---|---|---|---|---|
| VCC | Supply Voltage | V | 2 | - | 5.5 |
| VOH | High-Level Output Voltage (IOH = -50 µA) | V | 1.9 (at VCC = 3 V) | - | 4.4 (at VCC = 4.5 V) |
| VOL | Low-Level Output Voltage (IOL = 50 µA) | V | - | - | 0.8 |
| tPLH | Propagation Delay Time (D to Q) | ns | 7.3 | - | 13.5 |
| tPHL | Propagation Delay Time (D to Q) | ns | 7.3 | - | 13.5 |
| Cpd | Power Dissipation Capacitance | pF | - | 18 | - |
| TJ | Operating Junction Temperature | °C | -40 | - | 85 |
Key Features
- Octal transparent D-type latches with 3-state outputs
- High-speed operation: tPLH and tPHL of 7.3 ns to 13.5 ns
- Low power consumption: compatible with AHC logic family
- 3-state outputs for bus-oriented applications
- Wide operating voltage range: 2 V to 5.5 V
- ESD protection: devices are protected against electrostatic discharge
Applications
The SN74AHC373PW is suitable for various digital logic applications, including:
- Bus-oriented systems where 3-state outputs are necessary
- High-speed digital circuits requiring low power consumption
- Memory and storage systems
- Communication and networking equipment
- Industrial control systems
Q & A
- What is the primary function of the SN74AHC373PW?
The primary function is to act as an octal transparent D-type latch with 3-state outputs. - What is the operating voltage range of the SN74AHC373PW?
The operating voltage range is from 2 V to 5.5 V. - What is the typical propagation delay time for the SN74AHC373PW?
The typical propagation delay time (tPLH and tPHL) is between 7.3 ns and 13.5 ns. - What type of outputs does the SN74AHC373PW provide?
The device provides 3-state outputs. - Is the SN74AHC373PW protected against electrostatic discharge?
Yes, the device is protected against electrostatic discharge. - What are some common applications of the SN74AHC373PW?
Common applications include bus-oriented systems, high-speed digital circuits, memory and storage systems, communication and networking equipment, and industrial control systems. - What is the package type of the SN74AHC373PW?
The package type is 20-pin TSSOP. - What is the operating junction temperature range of the SN74AHC373PW?
The operating junction temperature range is from -40°C to 85°C. - How much power dissipation capacitance does the SN74AHC373PW have?
The power dissipation capacitance is typically 18 pF. - Where can I find detailed specifications and datasheets for the SN74AHC373PW?
Detailed specifications and datasheets can be found on the Texas Instruments website and other electronic component databases like Mouser and Alldatasheet.
