Overview
The 74AHCT1G125GW/C4125 is a single non-inverting buffer/bus driver with a 3-state output, manufactured by NXP USA Inc. This component is part of the AHCT/VHCT/VT series and is designed for operation within a power supply range of 4.5V to 5.5V. It features CMOS low power consumption and Schmitt trigger action at all inputs, making it tolerant for slower input rise and fall times.
Key Specifications
| Parameter | Min | Typ. | Max | Unit |
|---|---|---|---|---|
| Operating Voltage (VCC) | 4.5 | - | 5.5 | V |
| High-level Input Voltage (VIH) | 2.0 | - | - | V |
| Low-level Input Voltage (VIL) | 0.8 | - | - | V |
| High Level Output Voltage (VOH) at IOH = -50μA | 4.4 | 4.5 | 4.5 | V |
| Low Level Output Voltage (VOL) at IOL = 50μA | 0 | 0.1 | 0.1 | V |
| Output Drive at 5.0V | -8 | - | 8 | mA |
| Operating Junction Temperature (TJ) | -40 | - | 150 | °C |
| Storage Temperature (TSTG) | -65 | - | 150 | °C |
Key Features
- Supply Voltage Range from 4.5V to 5.5V
- ± 8 mA Output Drive at 5.0V
- CMOS low power consumption
- Schmitt Trigger Action at All Inputs for tolerance to slower input rise and fall times
- ESD Protection per JESD 22: Exceeds 200-V Machine Model and 2000-V Human Body Model
- 3-state output: the output enters a high impedance state when a HIGH-level is applied to the output enable (OE) pin
Applications
The 74AHCT1G125GW/C4125 is suitable for a variety of applications requiring buffer or bus driver functions, including but not limited to:
- General-purpose logic circuits
- Bus drivers in microprocessor systems
- Level translators in mixed voltage systems
- Buffering and driving signals in digital circuits
Q & A
- What is the operating voltage range of the 74AHCT1G125GW/C4125?
The operating voltage range is from 4.5V to 5.5V. - What is the output drive capability at 5.0V?
The output drive capability is ± 8 mA at 5.0V. - Does the component have ESD protection?
Yes, it exceeds 200-V Machine Model and 2000-V Human Body Model per JESD 22. - What is the purpose of the Schmitt trigger action?
The Schmitt trigger action makes the circuit tolerant for slower input rise and fall times. - How does the 3-state output function?
The output enters a high impedance state when a HIGH-level is applied to the output enable (OE) pin. - What are the typical applications of this component?
It is used in general-purpose logic circuits, bus drivers in microprocessor systems, level translators in mixed voltage systems, and buffering and driving signals in digital circuits. - What is the operating junction temperature range?
The operating junction temperature range is from -40°C to 150°C. - What is the storage temperature range?
The storage temperature range is from -65°C to 150°C. - Does the component have low power consumption?
Yes, it features CMOS low power consumption. - What is the input capacitance?
The input capacitance is approximately 2.0 to 10 pF. - How does the component handle unused inputs?
Unused inputs should be held at VCC or Ground.
