Overview
The SN74HC4851QDRQ1 is a high-performance analog multiplexer/demultiplexer IC manufactured by Texas Instruments. Designed for automotive and industrial applications, this 8-channel device is optimized for signal routing in environments where precision and reliability are critical. Its key features include low on-resistance, high-speed switching, and robust performance in harsh conditions, making it ideal for systems requiring efficient analog signal management.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Function | 8-Channel Analog Multiplexer/Demultiplexer | - | - |
| Channels | 8 | - | - |
| On-Resistance (Max) | 7 | Ohms | - |
| Supply Voltage | 2 to 6 | V | - |
| Operating Temperature | -40 to 125 | °C | Automotive-grade |
| Package | SOIC-16 | - | - |
| Current Supply (Typ) | 2 | µA | - |
Key Features
- Low on-resistance for minimal signal distortion.
- High-speed switching for efficient signal routing.
- Robust performance in automotive and industrial environments.
- Injection current effect control for enhanced reliability.
- Single-supply operation for simplified design integration.
Applications
The SN74HC4851QDRQ1 is widely used in automotive systems, such as infotainment, powertrain control, and sensor signal management. It is also suitable for industrial automation, medical devices, and consumer electronics where precise analog signal routing is required. Its robust design ensures reliable operation in challenging environments, making it a preferred choice for high-performance applications.
Q & A
1. What is the primary function of the SN74HC4851QDRQ1?
It is an 8-channel analog multiplexer/demultiplexer designed for signal routing in automotive and industrial applications.
2. What is the maximum on-resistance of the device?
The maximum on-resistance is 7 Ohms.
3. What is the operating voltage range?
The device operates within a supply voltage range of 2V to 6V.
4. Is the SN74HC4851QDRQ1 suitable for automotive applications?
Yes, it is designed to meet automotive-grade standards and performs reliably in harsh conditions.
5. What is the typical supply current?
The typical supply current is 2 µA.
6. What package does the SN74HC4851QDRQ1 come in?
It is available in an SOIC-16 package.
7. What is the operating temperature range?
The device operates from -40°C to 125°C.
8. Does the device support single-supply operation?
Yes, it is designed for single-supply operation.
9. What is the key advantage of injection current effect control?
It allows disabled analog input channels to exceed the supply voltage without affecting enabled channels, eliminating the need for external components.
10. Where is the SN74HC4851QDRQ1 commonly used?
It is used in automotive systems, industrial automation, medical devices, and consumer electronics.
