Overview
The 74LV244PW,112 is an 8-bit buffer/line driver with 3-state outputs, manufactured by Nexperia USA Inc. This integrated circuit is part of the 74LV series and is designed for low-voltage applications. It can be used as two 4-bit buffers or one 8-bit buffer, making it versatile for various digital logic circuits. The device features two output enables, each controlling four of the 3-state outputs, allowing for flexible control over output states.
Key Specifications
| Type Number | VCC (V) | Logic Switching Levels | Output Drive Capability (mA) | fmax (MHz) | Number of Bits | Package | Operating Temperature (°C) |
|---|---|---|---|---|---|---|---|
| 74LV244PW | 1.0 - 5.5 | CMOS | ±16 | 30 | 8 | TSSOP20 | -40 to +125 |
Key Features
- Wide Supply Voltage Range: Operates from 1.0 V to 5.5 V, making it suitable for low-voltage applications.
- 3-State Outputs: Each output can be set to a high-impedance OFF-state using the output enables (1OE and 2OE).
- Low Power Dissipation: CMOS technology ensures low power consumption.
- ESD Protection: Complies with JEDEC standards for HBM (ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V) and CDM (ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V) protection.
- High Latch-Up Performance: Exceeds 100 mA per JESD 78 Class II Level B.
- Input Clamp Diodes: Allows the use of current limiting resistors to interface inputs to voltages in excess of VCC.
Applications
The 74LV244PW,112 is suitable for a wide range of applications, including:
- Automotive Electronics: For safety and efficiency improvements in automotive systems.
- Industrial Electronics: For energy-efficient and reliable solutions in industrial environments, such as UPS and motor drives.
- Consumer Electronics: For low-power and high-reliability requirements in consumer devices.
- Mobile and Wearable Devices: For compact and low-power digital logic circuits.
Q & A
- What is the primary function of the 74LV244PW,112?
The primary function is to act as an 8-bit buffer/line driver with 3-state outputs. - What is the supply voltage range for the 74LV244PW,112?
The supply voltage range is from 1.0 V to 5.5 V. - How many output enables does the 74LV244PW,112 have?
The device has two output enables (1OE and 2OE), each controlling four of the 3-state outputs. - What is the maximum output drive capability of the 74LV244PW,112?
The maximum output drive capability is ±16 mA. - What is the operating temperature range for the 74LV244PW,112?
The operating temperature range is from -40 °C to +125 °C. - Does the 74LV244PW,112 have ESD protection?
Yes, it complies with JEDEC standards for HBM and CDM protection. - What package type is the 74LV244PW,112 available in?
The device is available in a TSSOP20 package. - Is the 74LV244PW,112 RoHS compliant?
Yes, it is lead-free and RoHS compliant. - What are some typical applications for the 74LV244PW,112?
It is used in automotive, industrial, consumer, mobile, and wearable electronics. - What is the significance of the input clamp diodes in the 74LV244PW,112?
The input clamp diodes allow the use of current limiting resistors to interface inputs to voltages in excess of VCC.
