Overview
The 74LVC257APW,112 is a quad 2-input multiplexer with 3-state outputs, manufactured by Nexperia (formerly part of NXP Semiconductors). This device is designed to operate in mixed 3.3 V and 5 V environments, making it versatile for various electronic designs. It features overvoltage tolerant inputs up to 5.5 V and a wide supply voltage range from 1.2 V to 3.6 V, ensuring compatibility with a broad range of systems.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC257APW | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 2.4 | low | -40~125 | 125 | 4.6 | 54.6 | TSSOP16 |
Key Features
- Overvoltage tolerant inputs to 5.5 V
- Wide supply voltage range from 1.2 V to 3.6 V
- CMOS low-power consumption
- Direct interface with TTL levels
- Output drive capability for 50 Ω transmission lines at 85 °C
- IOFF circuitry provides partial Power-down mode operation
- Schmitt-trigger action at all inputs for tolerance of slower input rise and fall times
- 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)
Applications
The 74LVC257APW,112 is suitable for a variety of applications across different industries, including:
- Automotive systems
- Industrial control systems
- Power management systems
- Computing and consumer electronics
- Mobile and wearable devices
Q & A
- What is the primary function of the 74LVC257APW,112?
The primary function is to act as a quad 2-input multiplexer with 3-state outputs.
- What is the voltage range for the supply voltage (VCC)?
The supply voltage range is from 1.2 V to 3.6 V.
- What is the maximum overvoltage tolerance for the inputs?
The inputs are overvoltage tolerant up to 5.5 V.
- What type of logic switching levels does this device support?
The device supports CMOS/LVTTL logic switching levels.
- What is the output drive capability of this device?
The output drive capability is ± 24 mA.
- Does this device support partial power-down mode?
- What is the operating temperature range for this device?
The operating temperature range is from -40 °C to +125 °C.
- What type of ESD protection does this device have?
The device has HBM (exceeds 2000 V) and CDM (exceeds 1000 V) ESD protection.
- What package type is used for the 74LVC257APW,112?
The device is packaged in a TSSOP16 (SOT403-1).
- Is this device compliant with any JEDEC standards?
