Overview
The 74AHC244D,118 is an octal buffer/line driver with 3-state outputs, manufactured by Nexperia USA Inc. This integrated circuit is part of the 74AHC series and is designed for use in a variety of electronic systems. It can function as two 4-bit buffers or one 8-bit buffer, making it versatile for different application needs. The device features two output enables (1OE and 2OE), each controlling four of the 3-state outputs, allowing for flexible control over the output states.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74AHC244D |
| Package | SO20 (SOT163-1) |
| Logic Type | Buffer, Non-Inverting |
| Number of Bits | 8 |
| Supply Voltage | 2.0 V to 5.5 V |
| Output Drive Capability | ± 8 mA |
| Maximum Frequency | 60 MHz |
| Operating Temperature | -40°C to 125°C |
| Mounting Type | Surface Mount |
| Input Levels | CMOS |
| 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 two output enables (1OE and 2OE), each controlling four of the 3-state outputs, allowing the outputs to assume a high-impedance OFF-state when enabled.
- Wide Supply Voltage Range: Operates from 2.0 V to 5.5 V, making it suitable for various voltage environments.
- Overvoltage Tolerant Inputs: Inputs are tolerant up to 5.5 V, enabling use in mixed voltage environments.
- High Noise Immunity: Features Schmitt-trigger action on all inputs, enhancing noise immunity.
- Low Power Dissipation: CMOS technology ensures low power consumption.
- Multiple Package Options: Available in SO20 (SOT163-1) package among others.
Applications
The 74AHC244D,118 is widely used in various industries due to its versatility and robust features. Key application areas include:
- Automotive Systems: Suitable for automotive applications due to its AEC-Q100 qualification and wide operating temperature range.
- Industrial Systems: Used in industrial control systems, automation, and other high-reliability applications.
- Consumer Electronics: Found in mobile, computing, and consumer electronic devices where low power consumption and high noise immunity are crucial.
- Power and Computing Systems: Used in power management and computing systems where reliable signal buffering is necessary.
Q & A
- What is the primary function of the 74AHC244D,118? The primary function is to act as an octal buffer/line driver with 3-state outputs.
- What are the output enable features of this device? The device has two output enables (1OE and 2OE), each controlling four of the 3-state outputs.
- What is the supply voltage range for this IC? The supply voltage range is from 2.0 V to 5.5 V.
- What is the maximum frequency of operation for the 74AHC244D,118? The maximum frequency is 60 MHz.
- Is the 74AHC244D,118 suitable for high-temperature environments? Yes, it operates from -40°C to 125°C.
- What type of input levels does the 74AHC244D,118 support? It supports CMOS input levels.
- Does the 74AHC244D,118 have ESD protection? Yes, it has HBM and CDM ESD protection exceeding 2000 V and 1000 V respectively.
- What are the typical applications of the 74AHC244D,118? It is used in automotive, industrial, consumer electronics, and power and computing systems.
- Is the 74AHC244D,118 RoHS compliant? Yes, it is RoHS compliant.
- What package options are available for the 74AHC244D,118? It is available in SO20 (SOT163-1) among other packages.
