Overview
The SN74LVC16244A, produced by Texas Instruments, is a 16-bit buffer/driver with 3-state outputs. This device is designed to operate within a wide voltage range of 1.65 V to 3.6 V, making it versatile for various applications. It can be configured as four 4-bit buffers, two 8-bit buffers, or one 16-bit buffer, providing flexibility in system design. The SN74LVC16244A supports mixed-mode signal operation, allowing inputs to be driven from either 3.3-V or 5-V devices, which is particularly useful in mixed-voltage system environments.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| Operating Voltage (VCC) | 1.65 | 3.6 | V |
| Input Voltage (VI) | 0 | 5.5 | V |
| Propagation Delay Time (tpd) at VCC = 3.3 V | 1.1 | 4.1 | ns |
| Output Ground Bounce (VOLP) at VCC = 3.3 V, TA = 25°C | <0.8 | V | |
| Output VOH Undershoot (VOHV) at VCC = 3.3 V, TA = 25°C | >2 | V | |
| Operating Temperature Range | -40 | 125 | °C |
| Package Type | TSSOP | ||
| Number of Pins | 48 |
Key Features
- Wide Operating Voltage Range: Operates from 1.65 V to 3.6 V.
- Mixed-Mode Signal Operation: Inputs can be driven from either 3.3-V or 5-V devices.
- 3-State Outputs: Outputs can be set to high, low, or high-impedance state.
- Low Propagation Delay: Maximum propagation delay of 4.1 ns at 3.3 V.
- Live Insertion and Partial-Power-Down Support: Allows for live insertion and partial-power-down mode with back-drive protection.
- Latch-Up Performance: Exceeds 250 mA per JEDEC standard JESD 78.
Applications
- Network Switches: Suitable for high-speed data transmission and switching applications.
- Wireless and Telecom Infrastructures: Used in various communication infrastructure components.
- TV Set-top Boxes: Ideal for set-top box applications requiring high-speed data buffering.
- Electronic Points of Sale (EPOS): Used in EPOS systems for reliable data transmission.
Q & A
- What is the operating voltage range of the SN74LVC16244A?
The SN74LVC16244A operates from 1.65 V to 3.6 V.
- Can the inputs of the SN74LVC16244A be driven from 5-V devices?
- What is the maximum propagation delay time at 3.3 V?
The maximum propagation delay time at 3.3 V is 4.1 ns.
- Does the SN74LVC16244A support live insertion and partial-power-down mode?
- What is the package type of the SN74LVC16244A?
The package type is TSSOP with 48 pins.
- What is the operating temperature range of the SN74LVC16244A?
The operating temperature range is from -40°C to 125°C.
- Does the SN74LVC16244A have 3-state outputs?
- What is the latch-up performance of the SN74LVC16244A?
- Can the SN74LVC16244A be used in network switches?
- What are some common applications of the SN74LVC16244A?
