Overview
The 74LVC244ABQ-Q100X, produced by Nexperia USA Inc., is an octal non-inverting buffer/line driver with 3-state outputs. This component is designed to handle a wide range of supply voltages and is particularly useful in mixed 3.3 V and 5 V environments. It features Schmitt-trigger action at all inputs, making it highly tolerant of slower input rise and fall times. The device is qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1), making it suitable for automotive applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC (Supply Voltage) | 1.2 | - | 3.6 | V |
| VI (Input Voltage) | 0 | - | 5.5 | V |
| VO (Output Voltage) | 0 | - | VCC | V |
| Tamb (Ambient Temperature) | -40 | - | +125 | °C |
| Output Drive Capability | - | - | ±24 | mA |
| fmax (Maximum Frequency) | - | - | 175 | MHz |
| Number of Bits | - | - | 8 | - |
| Package | - | - | DHVQFN20 | - |
Key Features
- Octal non-inverting buffer/line driver with 3-state outputs controlled by output enable inputs 1OE and 2OE.
- Schmitt-trigger action at all inputs for tolerance to slower input rise and fall times.
- Wide supply voltage range from 1.2 V to 3.6 V.
- 5 V tolerant inputs/outputs for interfacing with 5 V logic.
- CMOS low-power consumption.
- Direct interface with TTL levels.
- Inputs accept voltages up to 5.5 V.
- High-impedance when VCC = 0 V.
- Bus hold on all data inputs (74LVCH244A-Q100 only).
- Complies with JEDEC standards: JESD8-7A, JESD8-5A, JESD8-C/JESD36.
- ESD protection: HBM ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
- DHVQFN package with Side-Wettable Flanks enabling Automatic Optical Inspection (AOI) of solder joints.
Applications
The 74LVC244ABQ-Q100X is suitable for a variety of applications, including:
- Automotive systems, qualified to AEC-Q100 (Grade 1) standards.
- Mixed 3.3 V and 5 V environments, acting as translators.
- Industrial and power applications requiring low-power consumption and high reliability.
- Consumer and mobile devices needing robust and efficient logic solutions.
- Computing and wearables where compact, high-performance components are essential.
Q & A
- What is the primary function of the 74LVC244ABQ-Q100X?
The primary function is to act as an octal non-inverting buffer/line driver with 3-state outputs.
- What is the supply voltage range for this component?
The supply voltage range is from 1.2 V to 3.6 V.
- Can this component handle 5 V logic?
Yes, it has 5 V tolerant inputs/outputs.
- What is the significance of Schmitt-trigger action in this component?
Schmitt-trigger action makes the circuit highly tolerant for slower input rise and fall times.
- Is this component suitable for automotive applications?
Yes, it is qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1).
- What type of ESD protection does this component offer?
It offers HBM ANSI/ESDA/JEDEC JS-001 class 2 exceeding 2000 V and CDM ANSI/ESDA/JEDEC JS-002 class C3 exceeding 1000 V.
- What is the maximum frequency this component can handle?
The maximum frequency is 175 MHz.
- What package options are available for this component?
It is available in a DHVQFN20 package with Side-Wettable Flanks.
- Does this component require external pull-up resistors for unused inputs?
No, the 74LVCH244A-Q100 version has bus hold on all data inputs, eliminating the need for external pull-up resistors.
- What are the operating temperature ranges for this component?
The operating temperature ranges are from -40 °C to +85 °C and from -40 °C to +125 °C.
