Overview
The 74HC4514DB,118 from Nexperia USA Inc. is a 4-to-16 line decoder/demultiplexer integrated circuit with input latches. This device is part of the 74HC family, known for its CMOS technology, which offers low power dissipation and high noise immunity. The 74HC4514 features four binary weighted address inputs (A0 to A3), a latch enable input (LE), an enable input (E), and 16 outputs (Q0 to Q15). It is suitable for various digital logic applications, including decoding, multiplexing, and address decoding.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74HC4514DB,118 |
| Package Name | SSOP24 (TSSOP24) |
| Supply Voltage Range | 2.0 V to 6.0 V |
| Input Levels | CMOS level |
| Operating Temperature Range | -40 °C to +85 °C and -40 °C to +125 °C |
| ESD Protection | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
| Latch-up Performance | Exceeds 100 mA per JESD 78 Class II Level B |
| Compliance | JESD8C (2.7 V to 3.6 V), JESD7A (2.0 V to 6.0 V) |
Key Features
- Wide supply voltage range from 2.0 V to 6.0 V
- CMOS low power dissipation
- High noise immunity
- 16-line demultiplexing capability
- Decodes 4 binary-coded inputs into 16 mutually-exclusive outputs
- Latch enable input (LE) and enable input (E)
- Inputs include clamp diodes for voltage protection
- ESD protection: HBM and CDM compliant
Applications
- Digital multiplexing
- Address decoding
- Hexadecimal/BCD decoding
Q & A
- What is the primary function of the 74HC4514DB,118? 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 input levels for the 74HC4514? The input levels are CMOS level.
- What is the operating temperature range for this device? The operating temperature range is from -40 °C to +85 °C and -40 °C to +125 °C.
- Does the 74HC4514 have ESD protection? Yes, it has ESD protection: HBM exceeds 2000 V and CDM exceeds 1000 V.
- What are some common applications of the 74HC4514? Common applications include digital multiplexing, address decoding, and hexadecimal/BCD decoding.
- How many outputs does the 74HC4514 have? The device has 16 outputs (Q0 to Q15).
- What is the purpose of the latch enable input (LE) and enable input (E)? The latch enable input (LE) stores the last data present at the address inputs when it goes LOW, and the enable input (E) determines the output state.
- Is the 74HC4514 compliant with any specific standards? Yes, it complies with JESD8C and JESD7A standards.
- What package type is the 74HC4514DB,118 available in? It is available in SSOP24 (TSSOP24) package.
