Overview
The 74HC244PW,112, produced by Nexperia USA Inc., is an 8-bit buffer/line driver with 3-state outputs. This device can be utilized as two 4-bit buffers or as a single 8-bit buffer, making it versatile for various digital logic applications. Although the 74HC244PW,112 is currently obsolete, it remains an important component in understanding the capabilities and specifications of similar devices in the 74HC244 series.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | fmax (MHz) | Number of bits | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74HC244PW | 2.0 - 6.0 | CMOS | ± 7.8 | 36 | 8 | Low | -40 to +125 | 100 | 44.9 | TSSOP20 (SOT360-1) |
Key Features
- Octal bus interface with non-inverting 3-state outputs.
- Complies with JEDEC standards: JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V).
- 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).
- Multiple package options, including TSSOP20 (SOT360-1).
- Specified operating temperature range: -40 °C to +125 °C.
- Low power dissipation.
Applications
The 74HC244PW is suitable for a wide range of applications, including:
- Automotive systems: For reliable and efficient signal buffering in vehicle electronics.
- Industrial control systems: To ensure robust and stable signal transmission in industrial environments.
- Consumer electronics: For use in various consumer devices requiring digital logic buffering.
- Computing and networking: To support high-speed data transmission and buffering in computing and networking equipment.
Q & A
- What is the primary function of the 74HC244PW?
The primary function of the 74HC244PW is to act as an 8-bit buffer/line driver with 3-state outputs.
- What are the logic switching levels for the 74HC244PW?
The logic switching levels for the 74HC244PW are CMOS levels.
- What is the output drive capability of the 74HC244PW?
The output drive capability of the 74HC244PW is ± 7.8 mA.
- What is the maximum operating frequency of the 74HC244PW?
The maximum operating frequency of the 74HC244PW is 36 MHz.
- What is the package type of the 74HC244PW?
The package type of the 74HC244PW is TSSOP20 (SOT360-1).
- What are the ESD protection levels for the 74HC244PW?
The ESD protection levels for the 74HC244PW are HBM (exceeds 2000 V) and CDM (exceeds 1000 V).
- What is the operating temperature range for the 74HC244PW?
The operating temperature range for the 74HC244PW is -40 °C to +125 °C.
- Is the 74HC244PW,112 still in production?
No, the 74HC244PW,112 is currently obsolete and no longer manufactured.
- What are some potential substitutes for the 74HC244PW,112?
Potential substitutes include the MC74HC244ADTG from onsemi and other similar devices from different manufacturers.
- What industries can the 74HC244PW be applied to?
The 74HC244PW can be applied to various industries including automotive, industrial, consumer electronics, and computing.
