Overview
The 74AHC244D-Q100,118 is an 8-bit buffer/line driver with 3-state outputs, manufactured by Nexperia USA Inc. This device can be utilized as two 4-bit buffers or a single 8-bit buffer, making it versatile for various digital logic applications. It features two output enables (1OE and 2OE), each controlling four of the 3-state outputs, allowing for flexible control over the output states. The device is part of the AEC-Q100 qualified series, ensuring its suitability for automotive and other demanding environments.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74AHC244D-Q100,118 |
| Package | SO20 (SOT163-1) |
| Supply Voltage (VCC) | 2.0 V to 5.5 V |
| Logic Switching Levels | CMOS |
| Output Drive Capability | ± 8 mA |
| Maximum Frequency (fmax) | 60 MHz |
| Number of Bits | 8 |
| Operating Temperature (Tamb) | -40 °C to +125 °C |
| Thermal Resistance (Rth(j-a)) | 85 K/W |
| Thermal Resistance (Rth(j-c)) | 61 K/W |
| ESD Protection | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
Key Features
- 3-State Outputs: The device features 3-state outputs, allowing for high-impedance OFF-state when the output enable (nOE) is HIGH.
- Overvoltage Tolerant Inputs: Inputs are overvoltage tolerant up to 5.5 V, enabling use in mixed voltage environments.
- CMOS Low Power Dissipation: The device has low power dissipation, making it energy-efficient.
- High Noise Immunity: Inputs have Schmitt-trigger action, providing high noise immunity.
- Balanced Propagation Delays: Ensures consistent and balanced signal propagation.
- AEC-Q100 Qualified: Suitable for automotive and other demanding applications.
Applications
The 74AHC244D-Q100,118 is widely used in various industries due to its robust features and reliability. Key applications include:
- Automotive Systems: Given its AEC-Q100 qualification, it is ideal for automotive applications requiring high reliability and performance.
- Industrial Control Systems: Used in industrial automation and control systems where robust and reliable signal buffering is necessary.
- Consumer Electronics: Found in consumer electronics such as mobile devices, wearables, and other portable electronics.
- Computing and Networking: Used in computing and networking equipment for reliable signal transmission and buffering.
Q & A
- What is the primary function of the 74AHC244D-Q100,118?
The primary function is to act as an 8-bit buffer/line driver with 3-state outputs, which can be used as two 4-bit buffers or one 8-bit buffer.
- What is the supply voltage range for this device?
The supply voltage range is from 2.0 V to 5.5 V.
- What are the logic switching levels for this device?
The logic switching levels are CMOS.
- What is the maximum frequency (fmax) of the device?
The maximum frequency is 60 MHz.
- What is the operating temperature range for this device?
The operating temperature range is from -40 °C to +125 °C.
- Does the device have ESD protection?
- What are the key features of the device's inputs?
The inputs are overvoltage tolerant up to 5.5 V and have Schmitt-trigger action for high noise immunity.
- Is the device suitable for automotive applications?
- What are the typical applications of the 74AHC244D-Q100,118?
The device is used in automotive systems, industrial control systems, consumer electronics, and computing and networking equipment.
- What is the package type for the 74AHC244D-Q100,118?
The package type is SO20 (SOT163-1).
