Overview
The 74LVT244AD,112 is a high-performance logic IC produced by Nexperia USA Inc. This component is part of the 74LVT series and is designed as an octal buffer/line driver with 3-state outputs. It is particularly suited for driving bus lines and interfacing with systems operating at different voltage levels. The device features two output enables, each controlling four of the 3-state outputs, making it versatile for various digital circuit applications.
Key Specifications
| Parameter | Description |
|---|---|
| Part Number | 74LVT244AD,112 |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Output Type | Push-Pull |
| Current - Output High, Low | 32 mA, 64 mA |
| Voltage - Supply | 2.7 V ~ 3.6 V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 20-SSOP (0.209", 5.30mm Width) |
Key Features
- Octal bus interface with 3-state buffers
- Output capability: +64 mA and −32 mA
- TTL input and output switching levels
- Input and output interface capability to systems at 5 V supply
- Bus hold data inputs eliminate the need for external pull-up resistors to hold unused inputs
- Live insertion and extraction permitted
- Power-up 3-state
- No bus current loading when output is tied to 5 V bus
- Latch-up protection (JESD78 Class II exceeds 500 mA)
- ESD protection (HBM JESD22-A114E exceeds 2000 V, MM JESD22-A115-A exceeds 200 V)
Applications
The 74LVT244AD,112 is ideal for various digital circuit applications, including:
- Driving bus lines in microprocessor and memory systems
- Interfacing between different voltage level systems (e.g., 3.3 V to 5 V)
- Buffering and driving signals in high-speed digital circuits
- Applications requiring low power consumption and high output drive capability
Q & A
- What is the primary function of the 74LVT244AD,112?
The primary function is to act as an octal buffer/line driver with 3-state outputs, ideal for driving bus lines and interfacing with different voltage level systems.
- What is the voltage supply range for this IC?
The voltage supply range is 2.7 V to 3.6 V.
- What is the output current capability of the 74LVT244AD,112?
The output current capability is +64 mA and −32 mA.
- Does the 74LVT244AD,112 support live insertion and extraction?
- What type of ESD protection does the 74LVT244AD,112 have?
- What is the operating temperature range for this IC?
- What package type is the 74LVT244AD,112 available in?
- Does the 74LVT244AD,112 have latch-up protection?
- Can the 74LVT244AD,112 be used in systems with 5 V supply?
- What is the purpose of the bus hold feature in the 74LVT244AD,112?
The bus hold feature eliminates the need for external pull-up resistors to hold unused inputs.
- Is the 74LVT244AD,112 suitable for high-speed digital circuits?
