Overview
The 74LVC373APW-Q100J, produced by Nexperia USA Inc., is an octal D-type transparent latch with 3-state outputs. This integrated circuit is designed to operate in a wide range of applications, particularly in mixed 3.3 V and 5 V environments. It features latch enable (LE) and output enable (OE) inputs, allowing for flexible control over data storage and output states. The device is known for its low power consumption, high-impedance outputs when the supply voltage is 0 V, and its ability to interface directly with TTL levels.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC373APW | 1.2 - 3.6 | TTL | ± 24 | 3.0 | Low | -40 ~ 125 | 101 | 4.6 | 45 | TSSOP20 |
Key Features
- Latch Enable and Output Enable Inputs: The device features latch enable (LE) and output enable (OE) inputs, allowing for transparent latching and high-impedance output states.
- 5 V Tolerant Inputs/Outputs: Inputs can be driven from either 3.3 V or 5 V devices, making it suitable for mixed voltage environments.
- Schmitt-Trigger Action: Inputs are equipped with Schmitt-trigger action, making the circuit tolerant of slower input rise and fall times.
- Low Power Consumption: The device operates with CMOS low power consumption.
- IOFF Circuitry: Provides partial power-down mode operation, preventing backflow current when the device is powered down.
- ESD Protection: Complies with ANSI/ESDA/JEDEC standards, exceeding 2000 V for HBM and 1000 V for CDM.
- Wide Supply Voltage Range: Operates from 1.2 V to 3.6 V.
- High-Impedance Outputs: Outputs assume a high-impedance state when VCC is 0 V.
Applications
The 74LVC373APW-Q100J is versatile and can be used in a variety of applications across different industries, including:
- Automotive: For systems requiring robust and reliable logic functions.
- Industrial: In control systems, automation, and industrial computing.
- Consumer Electronics: In devices such as smartphones, tablets, and other portable electronics.
- Computing and Networking: For data storage and transmission systems.
- Wearables and Mobile Devices: Where low power consumption and compact packaging are essential.
Q & A
- What is the primary function of the 74LVC373APW-Q100J?
The primary function is to act as an octal D-type transparent latch with 3-state outputs.
- What are the key inputs of the 74LVC373APW-Q100J?
The key inputs are the latch enable (LE) and output enable (OE) inputs.
- What is the voltage range for the VCC supply?
The device operates from 1.2 V to 3.6 V.
- Is the 74LVC373APW-Q100J suitable for mixed voltage environments?
Yes, it is suitable for mixed 3.3 V and 5 V environments due to its 5 V tolerant inputs/outputs.
- What type of ESD protection does the device have?
The device complies with ANSI/ESDA/JEDEC standards, exceeding 2000 V for HBM and 1000 V for CDM.
- What is the significance of the IOFF circuitry?
The IOFF circuitry provides partial power-down mode operation, preventing backflow current when the device is powered down.
- What is the typical propagation delay (tpd) of the device?
The typical propagation delay is 3.0 ns.
- What is the operating temperature range of the device?
The device operates from -40 °C to +125 °C.
- What package type is the 74LVC373APW-Q100J available in?
The device is available in a TSSOP20 package.
- Does the device support TTL logic levels?
Yes, it supports TTL logic switching levels.
