Overview
The 74LVC373AD,112 from Nexperia USA Inc. is an octal D-type transparent latch with 3-state outputs. This integrated circuit is part of the 74LVC series and is designed for use in a variety of digital logic applications. The device features latch enable (LE) and output enable (OE) inputs, allowing for flexible control over data storage and output states. It is particularly useful in mixed 3.3 V and 5 V environments due to its 5 V tolerant inputs and outputs.
Key Specifications
| Parameter | Value |
|---|---|
| Type | Octal D-type transparent latch |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Voltage - Supply | 2.7 V ~ 3.6 V |
| Operating Temperature | -40°C ~ 125°C |
| Logic Type | D-Type Transparent Latch |
| Output Type | Tri-State |
| Number of Bits | 8 |
| Delay Time - Propagation | 1.5 ns |
| Current - Output High, Low | 24 mA, 24 mA |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | RoHS Compliant |
Key Features
- Latch Enable and Output Enable Inputs: The device features latch enable (LE) and output enable (OE) inputs, allowing for control over data storage and output states.
- 3-State Outputs: The outputs can be set to a high-impedance OFF-state, which is useful for bus-oriented applications.
- 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: All inputs have Schmitt-trigger action, making the circuit tolerant of slower input rise and fall times.
- Low Power Consumption: CMOS technology ensures low power consumption.
- Partial Power Down Capability: The IOFF circuitry disables the output, preventing backflow current when the device is powered down.
- ESD Protection: Exceeds 2000 V HBM and 1000 V CDM.
- Wide Supply Voltage Range: Operates from 1.2 V to 3.6 V.
Applications
- Digital Logic Circuits: Suitable for various digital logic applications requiring data storage and output control.
- Mixed Voltage Environments: Ideal for use in mixed 3.3 V and 5 V systems due to its 5 V tolerant inputs and outputs.
- Bus-Oriented Systems: The 3-state outputs make it useful for bus-oriented applications.
- Low Power Designs: CMOS technology makes it suitable for low power consumption designs.
- Partial Power Down Systems: Useful in systems that require partial power down capability to prevent backflow current.
Q & A
- What is the primary function of the 74LVC373AD,112?
The primary function is to act as an octal D-type transparent latch with 3-state outputs.
- What is the voltage supply range for this device?
The device operates within a voltage supply range of 2.7 V to 3.6 V.
- What type of inputs does the 74LVC373AD,112 have?
The device has 5 V tolerant inputs, making it suitable for mixed voltage environments.
- What is the propagation delay time for this device?
The propagation delay time is 1.5 ns.
- Does the device have ESD protection?
Yes, it exceeds 2000 V HBM and 1000 V CDM.
- What is the operating temperature range for the 74LVC373AD,112?
The operating temperature range is -40°C to 125°C.
- Is the 74LVC373AD,112 RoHS compliant?
Yes, it is RoHS compliant.
- What type of outputs does the device have?
The device has tri-state outputs.
- How many bits does the latch handle?
The latch handles 8 bits.
- Does the device support partial power down operation?
Yes, it supports partial power down operation through IOFF circuitry.
