Overview
The 74LCX16244TTR is a high-performance, non-inverting 16-bit buffer designed for low-voltage CMOS applications. This device operates from a supply voltage range of 2.3 to 3.6 V and is suitable for various high-speed digital circuits. It features 5 V-tolerant inputs and outputs, making it compatible with both TTL and CMOS logic levels.
Key Specifications
| Parameter | Value | Condition |
|---|---|---|
| Supply Voltage (VCC) | 2.3 to 3.6 V | Operating |
| Input Voltage (VI) | 0 to 5.5 V | |
| Output Voltage (VO) | 0 to VCC + 0.5 V | High or Low State |
| High Level Output Current (IOH) | -24 mA | VCC = 3.0 to 3.6 V |
| Low Level Output Current (IOL) | +24 mA | VCC = 3.0 to 3.6 V |
| Propagation Delay (tPLH/tPHL) | 1.5 to 4.5 ns | VCC = 3.3 V, CL = 50 pF |
| Output Enable Time (tPZH/tPZL) | 1.5 to 6.3 ns | VCC = 3.3 V, CL = 50 pF |
| Package | TSSOP-48 | |
| Operating Temperature | -40 to +85 °C |
Key Features
- Non-inverting 16-bit buffer with 3-state outputs
- Nibble-controlled with separate Output Enable inputs for each nibble
- 5 V-tolerant inputs and outputs for compatibility with TTL logic
- High impedance TTL-compatible inputs to reduce current loading
- TTL-compatible outputs for improved switching noise performance
- Supports live insertion and withdrawal
- Low static supply current in all logic states (near zero)
- LVTTL and LVCMOS compatible
- ESD performance: Human Body Model >2000 V, Machine Model >200 V
- Pb-free, halogen-free, and RoHS compliant
Applications
The 74LCX16244TTR is suitable for a variety of applications, including memory address driving, TTL level bus-oriented transceiver applications, and any high-performance digital circuit requiring low-voltage CMOS buffers.
Q & A
- What is the operating supply voltage range of the 74LCX16244TTR?
The operating supply voltage range is 2.3 to 3.6 V. - What is the maximum propagation delay of the 74LCX16244TTR?
The maximum propagation delay is 4.5 ns at VCC = 3.3 V and CL = 50 pF. - Is the 74LCX16244TTR compatible with 5 V TTL logic?
Yes, it has 5 V-tolerant inputs and outputs. - What is the output current capability of the 74LCX16244TTR?
The device can source or sink up to 24 mA at the outputs. - What is the package type of the 74LCX16244TTR?
The package type is TSSOP-48. - Is the 74LCX16244TTR RoHS compliant?
Yes, it is Pb-free, halogen-free, and RoHS compliant. - What are the operating temperature limits of the 74LCX16244TTR?
The operating temperature range is -40 to +85 °C. - Can the 74LCX16244TTR be used for live insertion and withdrawal?
Yes, it supports live insertion and withdrawal. - What is the ESD performance of the 74LCX16244TTR?
The ESD performance is >2000 V for the Human Body Model and >200 V for the Machine Model. - How many bits does the 74LCX16244TTR buffer?
The device buffers 16 bits.
