Overview
The SN74LVC1G125DCK3 is a single bus buffer gate with 3-state output, manufactured by Texas Instruments. This device is part of the LVC (Low-Voltage CMOS) family and is designed for operation over a wide voltage range from 1.65 V to 5.5 V. It features high output drive capability and low power consumption, making it suitable for various high-speed applications. The device is available in the SC70 (DCK) package, which is compact and saves significant board space.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Voltage Range | 1.65 | - | 5.5 | V |
| Output Drive Current at 3.3 V | - | - | ±24 | mA |
| Propagation Delay Time (tpd) at 3.3 V | 0.6 | 3.7 | 4.6 | ns |
| Input Voltage Tolerance | - | - | 5.5 | V |
| Power Consumption (ICC) at 3.3 V | - | 10 | - | μA |
| Operating Temperature Range | -40 | - | 125 | °C |
| Package Type | - | - | SC70 (DCK) | - |
Key Features
- Wide operating voltage range: 1.65 V to 5.5 V
- Inputs accept voltages up to 5.5 V
- High output drive capability: ±24 mA at 3.3 V
- Low power consumption: 10 μA max ICC
- 3-state output with output-enable (OE) input
- Ioff feature for partial-power-down applications
- Compact SC70 (DCK) package with 0.5-mm pitch
Applications
- High-speed buffer applications up to 100 MHz
- Driving multiple outputs, such as LEDs
- Down voltage translation
- Partial-power-down applications using Ioff
- General-purpose logic and signal buffering
Q & A
- What is the operating voltage range of the SN74LVC1G125DCK3?
The operating voltage range is from 1.65 V to 5.5 V.
- How much output drive current can the SN74LVC1G125DCK3 provide at 3.3 V?
The device can provide up to ±24 mA of output drive current at 3.3 V.
- What is the propagation delay time (tpd) at 3.3 V for the SN74LVC1G125DCK3?
The propagation delay time (tpd) at 3.3 V is typically 3.7 ns.
- Is the SN74LVC1G125DCK3 input voltage tolerant?
Yes, the inputs are tolerant up to 5.5 V.
- What is the power consumption of the SN74LVC1G125DCK3 at 3.3 V?
The power consumption (ICC) is typically 10 μA at 3.3 V.
- What package type is the SN74LVC1G125DCK3 available in?
The device is available in the SC70 (DCK) package.
- What is the Ioff feature in the SN74LVC1G125DCK3?
The Ioff feature allows the device to be used in partial-power-down applications, preventing damaging current backflow when the device is powered down.
- Can the SN74LVC1G125DCK3 be used for high-speed applications?
Yes, it can be used for high-speed applications up to 100 MHz.
- What are some common applications of the SN74LVC1G125DCK3?
Common applications include high-speed buffer applications, driving multiple outputs like LEDs, down voltage translation, and general-purpose logic and signal buffering.
- How should the output-enable (OE) input be managed during power-up or power-down?
The OE input should be tied to VCC through a pullup resistor to ensure the high-impedance state during power-up or power-down.
