Overview
The 74HC7541D/S400118 is an octal Schmitt trigger buffer/line driver with 3-state outputs, manufactured by Nexperia (formerly NXP USA Inc.). This device is part of the 74HC/74HCT family and is known for its high noise immunity and robust performance. It features two output enables (OE1 and OE2) and is suitable for a wide range of applications requiring reliable signal buffering and driving capabilities.
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 74HC7541D | 2.0 - 6.0 | CMOS | ± 7.8 | 36 | 8 | Low | -40 to +125 | 69 | 8 | SO20 (SOT163-1) |
Key Features
- Octal Schmitt trigger buffer/line driver with 3-state outputs
- High noise immunity and unlimited input rise and fall times
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
- Complies with JEDEC standards: JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V)
- Non-inverting outputs
- ESD protection: HBM (ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V) and CDM (ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V)
Applications
The 74HC7541D/S400118 is suitable for various applications including but not limited to:
- Buffering and driving signals in digital circuits
- Improving signal integrity in noisy environments
- Implementing logic functions in digital systems
- Providing 3-state outputs for bus-oriented applications
Q & A
- What is the primary function of the 74HC7541D/S400118?
The primary function is to act as an octal Schmitt trigger buffer/line driver with 3-state outputs. - What are the operating voltage ranges for this device?
The device operates within a voltage range of 2.0 V to 6.0 V. - What is the maximum frequency of operation for this device?
The maximum frequency of operation is 36 MHz. - What type of logic switching levels does the 74HC7541D support?
The device supports CMOS logic switching levels. - What is the output drive capability of the 74HC7541D?
The output drive capability is ± 7.8 mA. - What are the temperature ranges for this device?
The device operates from -40 °C to +125 °C. - Does the 74HC7541D have ESD protection?
Yes, it has ESD protection exceeding 2000 V for HBM and 1000 V for CDM. - What package type is the 74HC7541D/S400118 available in?
The device is available in the SO20 (SOT163-1) package. - Is the 74HC7541D compliant with JEDEC standards?
Yes, it complies with JESD8C and JESD7A standards. - What are the typical applications for the 74HC7541D?
Typical applications include buffering and driving signals, improving signal integrity, and implementing logic functions in digital systems.
