Overview
The CD74HC4051E is a single 8-channel analog multiplexer/demultiplexer manufactured by Texas Instruments. This device utilizes silicon gate CMOS technology to achieve high operating speeds similar to LSTTL while maintaining the low power consumption of standard CMOS integrated circuits. It operates within a wide voltage range, making it suitable for various applications requiring controlled analog signal routing and selection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Voltage Range | 2 V to 6 V | V |
| Analog Input Voltage Range | ±5 V maximum | V |
| ON Resistance (typical) | 70 Ω (VCC – VEE = 4.5 V), 40 Ω (VCC – VEE = 9 V) | Ω |
| Operating Temperature Range | –55°C to +125°C | °C |
| Package Type | PDIP (16 pins), SOIC, SOP, TSSOP | |
| Propagation Delay (typical) | 10 ns to 15 ns (depending on VCC and temperature) | ns |
| Input Logic Compatibility | Direct LSTTL input logic compatibility |
Key Features
- 8-channel analog multiplexer/demultiplexer with digital control
- Wide operating voltage range: 2 V to 6 V
- Low ON-resistance: 70 Ω typical (VCC – VEE = 4.5 V), 40 Ω typical (VCC – VEE = 9 V)
- Low crosstalk between switches
- Fast switching and propagation speeds
- Break-before-make switching
- Qualified for automotive applications
- Low power consumption
Applications
- Signal routing in electronic systems
- Data acquisition systems
- Analog switching in various circuits
- Audio systems for signal routing and selection
- Instrumentation setups for signal routing and multiplexing
Q & A
- What is the CD74HC4051E?
The CD74HC4051E is a single 8-channel analog multiplexer/demultiplexer manufactured by Texas Instruments. - What is the operating voltage range of the CD74HC4051E?
The operating voltage range is from 2 V to 6 V. - What is the typical ON-resistance of the CD74HC4051E?
The typical ON-resistance is 70 Ω (VCC – VEE = 4.5 V) and 40 Ω (VCC – VEE = 9 V). - What are the key features of the CD74HC4051E?
Key features include 8-channel multiplexing/demultiplexing, wide operating voltage range, low ON-resistance, low crosstalk, fast switching speeds, and break-before-make switching. - What are some common applications of the CD74HC4051E?
Common applications include signal routing, data acquisition systems, analog switching, audio systems, and instrumentation setups. - Is the CD74HC4051E qualified for automotive applications?
Yes, it is qualified for automotive applications. - What is the operating temperature range of the CD74HC4051E?
The operating temperature range is from –55°C to +125°C. - What are the available package types for the CD74HC4051E?
The available package types include PDIP (16 pins), SOIC, SOP, and TSSOP. - How does the CD74HC4051E control signal routing?
The CD74HC4051E controls signal routing using digital address inputs to select and route analog signals. - Are there any equivalents to the CD74HC4051E?
Yes, equivalents include the MC14051B, HEF4051BP, and SN74HC4051.
