Overview
The 74LVC245AD,118 is an 8-bit bus transceiver with 3-state outputs, manufactured by Nexperia USA Inc. This device is part of the LVC (Low Voltage CMOS) family and is designed for use in a wide range of applications where data transmission between different voltage levels is necessary. It features an output enable (OE) and a send/receive (DIR) pin for direction control, allowing for flexible data flow management. The 74LVC245AD,118 is particularly useful in mixed 3.3 V and 5 V environments due to its ability to translate signals between these voltage levels.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC (Supply Voltage) | 1.2 | - | 3.6 | V |
| VI (Input Voltage) | 0 | - | 5.5 | V |
| VO (Output Voltage) | 0 | - | VCC | V |
| Tamb (Ambient Temperature) | -40 | - | 125 | °C |
| tpd (Propagation Delay) | - | - | 2.9 | ns |
| fmax (Maximum Frequency) | - | - | 175 | MHz |
| Output Drive Capability | - | - | ±24 | mA |
| Package | - | - | SO20 (SOT163-1) | - |
Key Features
- Output Enable and Direction Control: Features an output enable (OE) and send/receive (DIR) pin for controlling data flow direction.
- Voltage Translation: Can be used in mixed 3.3 V and 5 V environments, allowing for signal translation between different voltage levels.
- Schmitt-Trigger Inputs: Tolerant of slower input rise and fall times due to Schmitt-trigger action at all inputs.
- Low Power Consumption: CMOS low-power consumption, making it energy-efficient.
- Overvoltage Tolerant Inputs: Inputs are overvoltage tolerant up to 5.5 V.
- IOFF Circuitry: Provides partial power-down mode operation, preventing backflow current when powered down.
- ESD Protection: High ESD protection levels, exceeding 2000 V for HBM, 200 V for MM, and 1000 V for CDM.
- Compliance with JEDEC Standards: Complies with various JEDEC standards (JESD8-7A, JESD8-5A, JESD8-C/JESD36).
Applications
The 74LVC245AD,118 is versatile and can be used in a variety of applications across different industries, including:
- Automotive: For signal translation and data transmission in automotive systems.
- Industrial: In industrial control systems and automation where different voltage levels are encountered.
- Consumer Electronics: In consumer devices that require data transmission between different voltage domains.
- Computing and Networking: For data communication and signal translation in computing and networking equipment.
- Mobile and Wearables: In mobile devices and wearables where low power consumption and voltage translation are critical.
Q & A
- What is the primary function of the 74LVC245AD,118?
The primary function is to act as an 8-bit bus transceiver with 3-state outputs, enabling data transmission and translation between different voltage levels.
- What are the key control pins on the 74LVC245AD,118?
The key control pins are the output enable (OE) and the send/receive (DIR) pin.
- What is the voltage range for the supply voltage (VCC)?
The supply voltage range is from 1.2 V to 3.6 V.
- Is the 74LVC245AD,118 tolerant of overvoltage on its inputs?
Yes, the inputs are overvoltage tolerant up to 5.5 V.
- What is the maximum propagation delay of the 74LVC245AD,118?
The maximum propagation delay is 2.9 ns.
- What is the maximum frequency at which the 74LVC245AD,118 can operate?
The maximum frequency is 175 MHz.
- Does the 74LVC245AD,118 have ESD protection?
Yes, it has high ESD protection levels, exceeding 2000 V for HBM, 200 V for MM, and 1000 V for CDM.
- What package type is the 74LVC245AD,118 available in?
The device is available in the SO20 (SOT163-1) package.
- What are the operating temperature ranges for the 74LVC245AD,118?
The device operates from -40 °C to +125 °C.
- Is the 74LVC245AD,118 suitable for partial power-down applications?
Yes, it features IOFF circuitry that provides partial power-down mode operation.
