Overview
The SN74LVC2G241DCTRE4 is a dual buffer and driver with 3-state outputs, manufactured by Texas Instruments. This device is designed to enhance the performance and density of 3-state memory-address drivers, clock drivers, and bus-oriented receivers and transmitters. It operates over a wide voltage range from 1.65 V to 5.5 V, making it versatile for various applications. The SN74LVC2G241 is organized as two 1-bit line drivers with separate output-enable inputs, allowing for precise control over the output states.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| VCC Supply Voltage | 1.65 | 5.5 | V |
| Input Voltage (VI) | 0 | 5.5 | V |
| Output Voltage (VO) | 0 | VCC | V |
| High-Level Input Voltage (VIH) | 0.65 × VCC (1.65 V to 1.95 V) | 0.7 × VCC (2.3 V to 2.7 V) | V |
| Low-Level Input Voltage (VIL) | 0.35 × VCC (1.65 V to 1.95 V) | 0.3 × VCC (4.5 V to 5.5 V) | V |
| Propagation Delay (tpd) at 3.3 V | 1.4 | 4.3 | ns |
| Output Drive Current (IOH/IOL) at 3.3 V | ±24 | mA | |
| Operating Free-Air Temperature (TA) | -40 | 85 | °C |
| ESD Protection | 2000 V (Human-Body Model) | 1000 V (Charged-Device Model) | V |
Key Features
- Supports 5-V VCC operation and inputs accepting voltages up to 5.5 V.
- Low power consumption with a maximum ICC of 10 µA.
- Maximum propagation delay of 4.1 ns at 3.3 V.
- ±24-mA output drive at 3.3 V.
- Typical output ground bounce (VOLP) < 0.8 V and output VOH undershoot > 2 V at VCC = 3.3 V, TA = 25°C.
- Ioff supports live insertion, partial-power-down mode, and back-drive protection.
- Can be used as a down translator to translate inputs from a maximum of 5.5 V down to the VCC level.
- Latch-up performance exceeds 100 mA per JESD 78, Class II.
- ESD protection exceeds JESD 22 standards.
Applications
- AV Receivers
- Blu-ray Players and Home Theaters
- DVD Recorders and Players
- Desktop or Notebook PCs
- Digital Radio or Internet Radio Players
- Digital Video Cameras (DVC)
- Embedded PCs
- GPS: Personal Navigation Devices
- Mobile Internet Devices
- Network Projector Front-Ends
- Portable Media Players
- Pro Audio Mixers
Q & A
- What is the operating voltage range of the SN74LVC2G241?
The SN74LVC2G241 operates over a voltage range from 1.65 V to 5.5 V.
- What is the maximum propagation delay at 3.3 V?
The maximum propagation delay at 3.3 V is 4.3 ns.
- What is the output drive current at 3.3 V?
The output drive current at 3.3 V is ±24 mA.
- What is the purpose of the Ioff circuitry?
The Ioff circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down.
- How does the device handle ESD protection?
The device exceeds JESD 22 standards for ESD protection, including 2000 V for the Human-Body Model and 1000 V for the Charged-Device Model.
- What are some common applications for the SN74LVC2G241?
Common applications include AV receivers, Blu-ray players, DVD recorders, desktop and notebook PCs, digital video cameras, and more.
- How does the device manage power consumption?
The device has low power consumption with a maximum ICC of 10 µA.
- What is the significance of the NanoFree package technology?
The NanoFree package technology uses the die as the package, which is a major breakthrough in IC packaging concepts.
- How do the output-enable inputs control the device?
The output-enable inputs (1OE, 2OE) control whether the device passes data from the A inputs to the Y outputs or puts the outputs in a high-impedance state.
- What is the typical output ground bounce and VOH undershoot at 3.3 V?
The typical output ground bounce (VOLP) is less than 0.8 V, and the output VOH undershoot is greater than 2 V at VCC = 3.3 V, TA = 25°C.
