Overview
The SN74CBT3257CDR is a 4-bit 1-of-2 FET multiplexer/demultiplexer produced by Texas Instruments. This IC is designed for signal switching applications, offering low on-resistance and high-speed performance. It is widely used in various electronic systems for routing signals efficiently. The device is housed in a 16-pin SOIC package, making it suitable for surface-mount applications. Its primary market positioning is in industrial, automotive, and consumer electronics, where reliable signal switching is essential. The SN74CBT3257CDR stands out for its compact design, low power consumption, and robust performance in demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Function | 4-Bit 1-of-2 FET Multiplexer/Demultiplexer | - | - |
| Channels | 1 | - | - |
| Switches | 4 | - | - |
| On-Resistance (Max) | 7 | Ohms | - |
| Voltage Supply | 4.5 to 5.5 | V | Single supply |
| Operating Temperature | -40 to 85 | °C | - |
| Package | 16-SOIC | - | 3.90mm wide |
| Output Current (High/Low) | 15mA / 64mA | - | - |
Key Features
- Low on-resistance for minimal signal distortion.
- High-speed switching for efficient signal routing.
- Compact 16-SOIC package for space-constrained applications.
- Wide operating voltage range (4.5V to 5.5V) for versatility.
- Robust performance in extreme temperatures (-40°C to 85°C).
Applications
The SN74CBT3257CDR is ideal for use in various applications, including industrial automation, where it ensures reliable signal routing in control systems. In automotive electronics, it supports efficient signal switching in infotainment and control modules. Additionally, it is widely used in consumer electronics for managing signals in audio and video devices. Its low power consumption and compact design make it suitable for portable electronics as well.
Q & A
1. What is the function of the SN74CBT3257CDR?
The SN74CBT3257CDR is a 4-bit 1-of-2 FET multiplexer/demultiplexer designed for signal switching applications.
2. What is the maximum on-resistance of this IC?
The maximum on-resistance is 7 Ohms.
3. What is the operating voltage range?
The operating voltage range is 4.5V to 5.5V.
4. What is the operating temperature range?
It operates between -40°C and 85°C.
5. What package does the SN74CBT3257CDR use?
It is housed in a 16-pin SOIC package.
6. How many channels does this IC have?
It has 1 channel.
7. What are the typical applications of this IC?
Typical applications include industrial automation, automotive electronics, and consumer electronics.
8. Is the SN74CBT3257CDR suitable for surface-mount applications?
Yes, its 16-SOIC package makes it ideal for surface-mount applications.
9. What is the output current capability?
The output current is 15mA (high) and 64mA (low).
10. Is this IC RoHS compliant?
Yes, it is compliant with the Restriction of Hazardous Substances (RoHS) directive.
