Overview
The SN74LV1T126DCKRG4, produced by Texas Instruments, is a single power supply single buffer gate with a 3-state output. This device belongs to the LVxT family of logic devices, which are designed for integrated voltage level translation. It operates over a wide voltage range, supporting 1.8-V, 2.5-V, 3.3-V, and 5-V CMOS levels, making it versatile for various applications. The buffer gate features reduced input voltage thresholds and 5V tolerant input pins, enabling both up-translation and down-translation of voltage levels. This device is particularly useful in scenarios requiring voltage level translation between different system components.
Key Specifications
| Parameter | Description | Value | Unit |
|---|---|---|---|
| VCC Range | Operating supply voltage | 1.8 V to 5.5 V | V |
| Input Voltage Tolerance | Maximum input voltage | Up to 5.5 V | V |
| Operating Temperature | Free-air temperature range | –40°C to 125°C | °C |
| Output Drive Capability | High-level output current | –8 mA (at VCC = 5.0 V) | mA |
| Low-level Output Current | Low-level output current | 8 mA (at VCC = 5.0 V) | mA |
| Input Transition Rate | Input transition rise or fall rate | 20 ns/V | ns/V |
| Static Supply Current | Static supply current at VCC = 5.0 V | 1 μA to 10 μA | μA |
| Package Type | Package type and pin count | SOT-23 (DBV), SC70 (DCK), 5 pins |
Key Features
- Integrated voltage level translation for up-translation and down-translation.
- Supports a wide VCC range of 1.8 V to 5.5 V.
- 5V tolerant input pins for compatibility with higher voltage systems.
- Reduced input voltage thresholds for matching 1.8 V input logic at VCC = 3.3 V.
- High-drive capability to reduce line reflections, overshoot, and undershoot.
- Latch-up performance exceeds 250 mA per JESD 17.
- CMOS output compatible with AUP1G and LVC1G families.
- Operating frequency characterized up to 50 MHz at 3.3 V VCC.
Applications
- Telecom systems.
- Portable applications.
- Servers and data centers.
- PCs and notebooks.
- Automotive and industrial applications.
Q & A
- What is the operating voltage range of the SN74LV1T126DCKRG4?
The SN74LV1T126DCKRG4 operates over a voltage range of 1.8 V to 5.5 V.
- What is the maximum input voltage tolerance for this device?
The input pins are tolerant of voltages up to 5.5 V.
- What is the operating temperature range of the SN74LV1T126DCKRG4?
The device operates within a temperature range of –40°C to 125°C.
- What is the output drive capability of this device?
The device can drive up to 8 mA at VCC = 5.0 V.
- What types of packages are available for the SN74LV1T126DCKRG4?
The device is available in SOT-23 (DBV) and SC70 (DCK) packages, both with 5 pins.
- What are the key applications for the SN74LV1T126DCKRG4?
The device is used in telecom, portable applications, servers, PCs, notebooks, and automotive and industrial applications.
- How does the SN74LV1T126DCKRG4 handle voltage level translation?
The device supports both up-translation and down-translation of voltage levels, making it suitable for systems with different voltage requirements.
- What is the latch-up performance of the SN74LV1T126DCKRG4?
The latch-up performance exceeds 250 mA per JESD 17.
- Is the SN74LV1T126DCKRG4 compatible with other CMOS families?
Yes, the CMOS output is compatible with AUP1G and LVC1G families.
- What is the maximum operating frequency of the SN74LV1T126DCKRG4?
The device is characterized up to 50 MHz at 3.3 V VCC.
