Overview
The 74HC157PW is a quad 2-input multiplexer produced by Nexperia. This device is part of the 74HC series and is designed to provide a versatile and reliable solution for signal switching in various electronic applications. The 74HC157PW features select (S) and enable (E) inputs, allowing for the selection of data sources and control over the output states.
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 74HC157PW | 2.0 - 6.0 | CMOS | ± 5.2 | 11 | Low | -40 to +125 | 124 | 4.4 | 53.6 | TSSOP16 |
Key Features
- Wide supply voltage range from 2.0 V to 6.0 V
- CMOS low power dissipation
- High noise immunity
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
- Complies with JEDEC standards: JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V)
- Input levels: CMOS level for 74HC157 and TTL level for 74HCT157
- Non-inverting data path
- 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 TSSOP16
Applications
The 74HC157PW is suitable for a wide range of applications where signal switching and multiplexing are required. These include:
- Automotive systems
- Industrial control systems
- Consumer electronics
- Communication systems
- General-purpose logic circuits
Q & A
- What is the supply voltage range of the 74HC157PW?
The supply voltage range is from 2.0 V to 6.0 V.
- What are the logic switching levels for the 74HC157PW?
The logic switching levels are CMOS for the 74HC157 and TTL for the 74HCT157.
- What is the output drive capability of the 74HC157PW?
The output drive capability is ± 5.2 mA.
- What is the typical propagation delay of the 74HC157PW?
The typical propagation delay is 11 ns.
- Does the 74HC157PW have ESD protection?
- What is the operating temperature range of the 74HC157PW?
The operating temperature range is from -40 °C to +125 °C.
- What package options are available for the 74HC157PW?
The device is available in TSSOP16 package among others.
- Is the 74HC157PW RoHS compliant?
- What are the key applications of the 74HC157PW?
The key applications include automotive systems, industrial control systems, consumer electronics, communication systems, and general-purpose logic circuits.
- How does the select (S) input function in the 74HC157PW?
A HIGH on the select (S) input selects data source 1, while a LOW selects data source 0.
