Overview
The 74ABT244PW is an 8-bit buffer/line driver with 3-state outputs, manufactured by Nexperia USA Inc. This device is part of the BiCMOS family and is known for its high speed and high output drive capabilities. It can be used as two 4-bit buffers or one 8-bit buffer, making it versatile for various applications. The 74ABT244PW features two output enables (1OE and 2OE), each controlling four of the 3-state outputs, and includes IOFF circuitry for partial power-down mode operation, preventing backflow current when the device is powered down.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74ABT244PW |
| Supply Voltage Range (VCC) | 4.5 - 5.5 V |
| Logic Switching Levels | TTL |
| Output Drive Capability | +64 mA / -32 mA |
| Maximum Frequency (fmax) | 100 MHz |
| Number of Bits | 8 |
| Package | TSSOP20 |
| Operating Temperature Range (Tamb) | -40°C to +85°C |
| ESD Protection (HBM) | ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V |
| ESD Protection (CDM) | ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
Key Features
- High-speed BiCMOS technology with low static and dynamic power dissipation.
- 3-state outputs with two output enables (1OE and 2OE) for controlling the outputs.
- IOFF circuitry for partial power-down mode operation.
- Live insertion capability and power-up 3-state.
- Direct interface with TTL levels.
- Latch-up protection exceeds 500 mA per JESD78 class II level A.
- High output drive capability: +64 mA / -32 mA.
Applications
The 74ABT244PW is suitable for a wide range of applications across various industries, including:
- Automotive systems, especially those requiring AEC-Q100/Q101 qualification.
- Industrial control systems where high reliability and robustness are necessary.
- Computing and power management systems that benefit from high-speed and low power consumption.
- Consumer electronics and mobile devices requiring efficient and compact solutions.
Q & A
- What is the primary function of the 74ABT244PW? The 74ABT244PW is an 8-bit buffer/line driver with 3-state outputs.
- What is the supply voltage range for the 74ABT244PW? The supply voltage range is from 4.5 to 5.5 V.
- What are the output drive capabilities of the 74ABT244PW? The output drive capability is +64 mA / -32 mA.
- What is the maximum frequency of operation for the 74ABT244PW? The maximum frequency is 100 MHz.
- What type of package is the 74ABT244PW available in? The 74ABT244PW is available in a TSSOP20 package.
- What is the operating temperature range for the 74ABT244PW? The operating temperature range is from -40°C to +85°C.
- Does the 74ABT244PW have ESD protection? Yes, it has ESD protection exceeding 2000 V (HBM) and 1000 V (CDM).
- What is the purpose of the IOFF circuitry in the 74ABT244PW? The IOFF circuitry provides partial power-down mode operation, preventing backflow current when the device is powered down.
- Can the 74ABT244PW be used in automotive applications? Yes, it is automotive qualified and meets AEC-Q100/Q101 standards.
- What are some common applications for the 74ABT244PW? Common applications include industrial control systems, computing, power management, consumer electronics, and mobile devices.
