Overview
The 74HC4514DB,112, produced by Nexperia USA Inc., is a 4-to-16 line decoder/demultiplexer with input latches. This integrated circuit is part of the 74HC and 74HCT family, known for their versatility and wide range of applications in digital electronics. The device features four binary weighted address inputs, a latch enable input, an enable input, and 16 mutually exclusive outputs. It is designed to operate within a wide supply voltage range and is compliant with various JEDEC standards, ensuring reliability and compatibility across different systems.
Key Specifications
| Type number | Package name | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | fmax (MHz) | Power dissipation considerations | Tamb (°C) |
|---|---|---|---|---|---|---|---|---|
| 74HC4514D | SO24 (SOT137-1) | 2.0 - 6.0 | CMOS | ± 5.2 | 15 | 66 | Low | -40 to +125 |
Key Features
- Wide supply voltage range from 2.0 V to 6.0 V
- CMOS low power dissipation
- High noise immunity
- Input levels: CMOS for 74HC4514 and TTL for 74HCT4514
- 16-line demultiplexing capability
- Decodes 4 binary-coded inputs into 16 mutually-exclusive outputs
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
- 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
- Digital multiplexing
- Address decoding
- Hexadecimal/BCD decoding
Q & A
- What is the primary function of the 74HC4514DB,112? The primary function is to act as a 4-to-16 line decoder/demultiplexer with input latches.
- What is the supply voltage range for this IC? The supply voltage range is from 2.0 V to 6.0 V.
- What are the logic switching levels for this device? The logic switching levels are CMOS for the 74HC4514 and TTL for the 74HCT4514.
- What is the output drive capability of the 74HC4514DB,112? The output drive capability is ± 5.2 mA.
- What is the maximum operating frequency of this IC? The maximum operating frequency is 66 MHz.
- What are the temperature operating ranges for this device? The device operates from -40 °C to +125 °C.
- Does the 74HC4514DB,112 have ESD protection? Yes, it has ESD protection with HBM exceeding 2000 V and CDM exceeding 1000 V.
- What are some common applications of the 74HC4514DB,112? Common applications include digital multiplexing, address decoding, and hexadecimal/BCD decoding.
- Is the 74HC4514DB,112 compliant with any industry standards? Yes, it complies with various JEDEC standards such as JESD8C and JESD7A.
- What package type is the 74HC4514DB,112 available in? It is available in the SO24 (SOT137-1) package.
