Overview
The SN74LVC125APWRG3 is a quadruple bus buffer gate produced by Texas Instruments. This device is designed for operation within a wide supply voltage range of 1.65V to 3.6V, making it versatile for various applications. It features independent line drivers with 3-state outputs, allowing each output to be disabled when the associated output-enable (OE) input is high. This functionality is particularly useful in mixed 3.3V/5V system environments, as the device can act as a translator between different voltage levels.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 1.65 to 3.6 | V |
| Operating Temperature Range | -40 to 125 | °C |
| Input Voltage Range | -0.5 to 6.5 | V |
| Output Voltage Range | -0.5 to VCC + 0.5 | V |
| Maximum Propagation Delay (tpd) at 3.3V | 4.8 | ns |
| High-Level Output Current (IOH) at 3.3V | -24 | mA |
| Low-Level Output Current (IOL) at 3.3V | 24 | mA |
| Continuous Output Current | ±50 | mA |
| Package Type | TSSOP14 | |
| Pins | 14 |
Key Features
- 3-State outputs with separate OE for all 4 buffers
- Operates from 1.65V to 3.6V
- Specified from -40°C to 85°C and -40°C to 125°C
- Inputs accept voltages up to 5.5V
- Maximum propagation delay of 4.8ns at 3.3V
- Typical VOLP (output ground bounce) < 0.8V at VCC = 3.3V, TA = 25°C
- Typical VOHV (output VOH undershoot) > 2V at VCC = 3.3V, TA = 25°C
- Latch-up performance exceeds 250mA per JESD 17
- CMOS low power consumption
- Direct interface with TTL levels
- ESD protection: HBM > 2000V, CDM > 1000V
Applications
- Power monitoring units (PMU)
- Wireless battery monitoring
- Remote electrical tilt units (RET)
- Remote radio units (RRU)
- Tower mounted amplifiers (TMA)
- Vector signal analyzers and generators
- Video conferencing: IP-based HD
- WiMAX and wireless infrastructure equipment
- Wireless communications testers
- xDSL modems and DSLAM
Q & A
- What is the supply voltage range of the SN74LVC125APWRG3?
The supply voltage range is from 1.65V to 3.6V. - What is the operating temperature range of the device?
The device operates from -40°C to 125°C. - Can the inputs of the SN74LVC125APWRG3 be driven from 5V devices?
Yes, the inputs can be driven from either 3.3V or 5V devices. - What is the maximum propagation delay at 3.3V?
The maximum propagation delay at 3.3V is 4.8ns. - Does the SN74LVC125APWRG3 have ESD protection?
Yes, it has ESD protection with HBM > 2000V and CDM > 1000V. - What package types are available for the SN74LVC125APWRG3?
The device is available in a TSSOP14 package. - How many pins does the SN74LVC125APWRG3 have?
The device has 14 pins. - What is the typical output ground bounce (VOLP) at VCC = 3.3V and TA = 25°C?
The typical output ground bounce is less than 0.8V. - Can the SN74LVC125APWRG3 be used in mixed 3.3V/5V system environments?
Yes, it can be used as a translator in mixed 3.3V/5V system environments. - What is the latch-up performance of the SN74LVC125APWRG3?
The latch-up performance exceeds 250mA per JESD 17.
