Overview
The 74AHC125PW/C1118 is a quad buffer/line driver with 3-state outputs, manufactured by NXP USA Inc. This component is part of the 74AHC/AHCT family and is designed to provide reliable and efficient signal buffering and driving capabilities. It features a wide supply voltage range, overvoltage tolerant inputs, and low power dissipation, making it suitable for a variety of applications in digital logic circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74AHC125PW |
| Supply Voltage (VCC) | 2.0 - 5.5 V |
| Logic Switching Levels | CMOS |
| Output Drive Capability | ± 8 mA |
| Maximum Frequency (fmax) | 60 MHz |
| Number of Bits | 4 |
| Power Dissipation Considerations | Low power |
| Operating Temperature Range | -40 °C to +125 °C |
| Thermal Resistance (Rth(j-a)) | 138 K/W |
| Thermal Resistance (Rth(j-c)) | 64.3 K/W |
| Package Type | TSSOP14 (SOT402-1) |
Key Features
- Wide Supply Voltage Range: Operates from 2.0 V to 5.5 V, making it versatile for different voltage environments.
- Overvoltage Tolerant Inputs: Inputs can tolerate voltages up to 5.5 V, allowing use in mixed voltage systems.
- High Noise Immunity: Features Schmitt-trigger action on all inputs, enhancing noise immunity.
- Low Power Dissipation: CMOS technology ensures low power consumption.
- 3-State Outputs: Outputs can be set to high impedance state using the output enable inputs (nOE).
- ESD Protection: Human Body Model (HBM) exceeds 2000 V and Charged Device Model (CDM) exceeds 1000 V.
- Multiple Package Options: Available in various packages including TSSOP14, SO14, and DHVQFN14.
Applications
The 74AHC125PW/C1118 is suitable for a wide range of applications, including:
- Digital Logic Circuits: Ideal for buffering and driving signals in digital logic systems.
- Mixed Voltage Environments: Can be used as translators between different voltage levels.
- Industrial Control Systems: Reliable operation in industrial environments due to high noise immunity and ESD protection.
- Consumer Electronics: Used in various consumer electronic devices requiring low power and high reliability.
Q & A
- What is the supply voltage range of the 74AHC125PW/C1118?
The supply voltage range is from 2.0 V to 5.5 V.
- What type of logic switching levels does the 74AHC125PW/C1118 support?
It supports CMOS logic switching levels.
- What is the maximum output drive capability of the 74AHC125PW/C1118?
The maximum output drive capability is ± 8 mA.
- What is the maximum frequency (fmax) of the 74AHC125PW/C1118?
The maximum frequency is 60 MHz.
- What is the operating temperature range of the 74AHC125PW/C1118?
The operating temperature range is from -40 °C to +125 °C.
- Does the 74AHC125PW/C1118 have ESD protection?
Yes, it has ESD protection with HBM exceeding 2000 V and CDM exceeding 1000 V.
- What package types are available for the 74AHC125PW/C1118?
It is available in TSSOP14 (SOT402-1), SO14, and DHVQFN14 packages.
- What is the purpose of the output enable inputs (nOE) on the 74AHC125PW/C1118?
The output enable inputs (nOE) control the 3-state outputs, setting them to high impedance when nOE is HIGH.
- Is the 74AHC125PW/C1118 suitable for mixed voltage environments?
Yes, it is suitable due to its overvoltage tolerant inputs up to 5.5 V.
- What is the thermal resistance (Rth(j-a)) of the 74AHC125PW/C1118 in TSSOP14 package?
The thermal resistance (Rth(j-a)) is 138 K/W.
