Overview
The 74HC4351DB,112 is a single-pole octal-throw analog switch (SP8T) manufactured by Nexperia USA Inc. This component is part of the 74HC and 74HCT series, which are known for their high performance and versatility in various electronic applications. Although the 74HC4351DB,112 is currently withdrawn and end-of-life, it remains an important part of the analog switch family due to its historical significance and the principles it embodies.
Key Specifications
| Type number | Configuration | VCC (V) | Logic switching levels | RON (Ω) | RON(FLAT) (Ω) | f (-3dB) (MHz) | THD (%) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74HC4351 | SP8T-Z | 2.0 - 10.0 | CMOS | 200 | 20 | 180 | 0.02 | Very low | -40 to 125 | 75 | 17.6 | 51 | SSOP20 (SOT339-1) |
Key Features
- Single-pole octal-throw analog switch (SP8T): Allows for the selection of one out of eight channels.
- Wide supply voltage range: Operates from 2.0 to 10.0 V for 74HC4351 and 4.5 to 5.5 V for 74HCT4351.
- Low ON resistance: RON of 200 Ω and RON(FLAT) of 20 Ω.
- High bandwidth: -3dB bandwidth of 180 MHz.
- Low total harmonic distortion (THD): 0.02%.
- Low power dissipation: Very low power consumption.
- Wide operating temperature range: From -40°C to 125°C.
Applications
- Audio and video switching: Suitable for applications requiring high bandwidth and low distortion.
- Telecommunications: Used in various telecommunication systems for signal routing.
- Industrial control systems: For analog signal switching in industrial environments.
- Medical devices: In medical equipment where precise analog signal control is necessary.
Q & A
- What is the configuration of the 74HC4351DB,112?
The 74HC4351DB,112 is a single-pole octal-throw analog switch (SP8T). - What is the supply voltage range for the 74HC4351?
The supply voltage range for the 74HC4351 is from 2.0 to 10.0 V. - What is the logic switching level for the 74HC4351?
The logic switching level for the 74HC4351 is CMOS. - What is the ON resistance of the 74HC4351?
The ON resistance (RON) is 200 Ω, and the flat ON resistance (RON(FLAT)) is 20 Ω. - What is the bandwidth of the 74HC4351?
The -3dB bandwidth is 180 MHz. - What is the total harmonic distortion (THD) of the 74HC4351?
The THD is 0.02%. - What is the operating temperature range of the 74HC4351?
The operating temperature range is from -40°C to 125°C. - Is the 74HC4351DB,112 still in production?
No, the 74HC4351DB,112 is withdrawn and end-of-life. - What package type does the 74HC4351DB,112 use?
The package type is SSOP20 (SOT339-1). - Where can I find more detailed specifications for the 74HC4351?
You can find detailed specifications on the official Nexperia website or through distributors like Mouser and Digi-Key.
