Overview
The 74AHC125PW-Q100 is a quad buffer/line driver with 3-state outputs, manufactured by Nexperia USA Inc. This device is part of the 74AHC and 74AHCT series, which are high-speed Si-gate CMOS devices. It is designed to operate in a wide supply voltage range from 2.0 V to 5.5 V, making it versatile for various electronic applications. The device features overvoltage tolerant inputs, high noise immunity, and CMOS low power dissipation, making it suitable for use in mixed voltage environments and demanding applications such as automotive systems.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | fmax (MHz) | Nr of bits | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74AHC125PW-Q100 | 2.0 - 5.5 | CMOS | ± 8 | 60 | 4 | low | -40 to +125 | 138 | 64.3 | TSSOP14 |
Key Features
- Wide supply voltage range from 2.0 V to 5.5 V
- Overvoltage tolerant inputs to 5.5 V, allowing use in mixed voltage environments
- High noise immunity
- CMOS low power dissipation
- Balanced propagation delays
- All inputs have a Schmitt-trigger action
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level A
- ESD protection: HBM exceeds 2000 V, CDM exceeds 1000 V
- Multiple package options, including TSSOP14 with Side-Wettable Flanks for AOI of solder joints
Applications
The 74AHC125PW-Q100 is suitable for a variety of applications, including:
- Automotive systems, qualified to AEC-Q100 (Grade 1) standards
- Industrial and power management systems
- Consumer and mobile electronics
- Computing and wearables
- Mixed voltage environments where input tolerance is crucial
Q & A
- What is the supply voltage range of the 74AHC125PW-Q100?
The supply voltage range is from 2.0 V to 5.5 V. - What is the output drive capability of the device?
The output drive capability is ± 8 mA. - What is the maximum frequency of operation for this device?
The maximum frequency of operation is 60 MHz. - What type of logic switching levels does the 74AHC125PW-Q100 support?
The device supports CMOS logic switching levels. - Is the 74AHC125PW-Q100 suitable for automotive applications?
Yes, it is qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1). - What is the operating temperature range for this device?
The operating temperature range is from -40 °C to +125 °C. - Does the 74AHC125PW-Q100 have ESD protection?
Yes, it has ESD protection: HBM exceeds 2000 V, CDM exceeds 1000 V. - What package options are available for the 74AHC125PW-Q100?
The device is available in TSSOP14 package among others. - What is the significance of the Schmitt-trigger action at all inputs?
The Schmitt-trigger action improves noise immunity by providing hysteresis at the input. - Can the 74AHC125PW-Q100 be used in mixed voltage environments?
Yes, the device has overvoltage tolerant inputs to 5.5 V, making it suitable for mixed voltage environments.
