Overview
The 74LVC373AD,118 is an octal D-type transparent latch integrated circuit produced by NXP Semiconductors. This device is designed to operate in a wide range of voltage levels and is particularly useful 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 74LVC373AD,118 is part of the LVC (Low Voltage CMOS) family, known for its low power consumption and high performance.
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC373AD | 1.2 - 3.6 | TTL | ± 24 | 3.0 | Low | -40 ~ 125 | 85 | 27.1 | 61 | SO20 |
Key Features
- Octal D-type transparent latch: Allows data to be stored and retrieved based on the latch enable (LE) and output enable (OE) inputs.
- 3-state outputs: Outputs can be set to high-impedance OFF-state when OE is HIGH.
- 5 V tolerant inputs/outputs: Compatible with both 3.3 V and 5 V devices, making it suitable for mixed voltage environments.
- Schmitt-trigger action at all inputs: Enhances noise immunity by tolerating slower input rise and fall times.
- Low power consumption: Part of the LVC family, known for CMOS low power consumption.
- IOFF circuitry: Provides partial power-down mode operation, preventing backflow current when the device is powered down.
- ESD protection: Compliant with ANSI/ESDA/JEDEC standards, exceeding 2000 V for HBM and 1000 V for CDM.
- Wide operating temperature range: Specified from -40 °C to +125 °C.
Applications
- Mixed voltage systems: Ideal for environments where both 3.3 V and 5 V devices are used.
- Data storage and retrieval: Suitable for applications requiring temporary storage of data, such as in digital circuits and logic systems.
- Low power designs: Useful in battery-powered devices and other low power consumption applications.
- Industrial and automotive systems: Can operate in a wide temperature range, making it suitable for various industrial and automotive applications.
Q & A
- What is the primary function of the 74LVC373AD,118?
The primary function is to act as an octal D-type transparent latch, allowing data to be stored and retrieved based on the latch enable and output enable inputs.
- What is the voltage range for the 74LVC373AD,118?
The device operates within a voltage range of 1.2 V to 3.6 V.
- Is the 74LVC373AD,118 compatible with both 3.3 V and 5 V devices?
Yes, it is compatible with both 3.3 V and 5 V devices, making it suitable for mixed voltage environments.
- What is the purpose of the IOFF circuitry in the 74LVC373AD,118?
The IOFF circuitry provides partial power-down mode operation, preventing backflow current when the device is powered down.
- What type of ESD protection does the 74LVC373AD,118 have?
The device has ESD protection exceeding 2000 V for HBM and 1000 V for CDM, compliant with ANSI/ESDA/JEDEC standards.
- What is the operating temperature range for the 74LVC373AD,118?
The device is specified to operate from -40 °C to +125 °C.
- What package type is the 74LVC373AD,118 available in?
The device is available in a SO20 (SOT163-1) package.
- Does the 74LVC373AD,118 have Schmitt-trigger action at its inputs?
Yes, it features Schmitt-trigger action at all inputs, enhancing noise immunity.
- What is the output drive capability of the 74LVC373AD,118?
The output drive capability is ± 24 mA.
- Is the 74LVC373AD,118 compliant with any specific JEDEC standards?
Yes, it complies with JEDEC standards JESD8-7A, JESD8-5A, and JESD8-C/JESD36.
