Overview
The CD74HC154M96 is a high-speed CMOS 4-to-16 line decoder/demultiplexer manufactured by Texas Instruments. It is part of the HC logic family and is designed to decode four binary-coded inputs into one of sixteen mutually exclusive outputs when both enable inputs are active low. This component is crucial in simplifying the design of complex digital systems by reducing the number of required components. It operates over a wide temperature range from -55°C to 125°C and supports a supply voltage range from 2V to 6V, making it versatile for various digital systems.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SOIC (DW) with 24 pins |
| Operating Temperature Range | -55°C to 125°C |
| Supply Voltage Range | 2V to 6V |
| Enable Inputs | Two (E1 and E2) |
| Input Lines | Four (A0 to A3) |
| Output Lines | Sixteen (Y0 to Y15) |
| Propagation Delay and Transition Times | Balanced |
| Noise Immunity | High (NIL= 30%, NIH= 30% of VCC at VCC= 5V) |
| Power Consumption | Low |
Key Features
- Two Enable Inputs: Facilitate demultiplexing and cascading functions, allowing for flexible use in various applications.
- Wide Operating Temperature Range: Operates from -55°C to 125°C, making it suitable for a broad range of environmental conditions.
- Supply Voltage Flexibility: Supports a supply voltage range from 2V to 6V, ensuring compatibility with different digital systems.
- Balanced Propagation Delay and Transition Times: Ensures reliable and consistent performance in high-speed logic applications.
- High Noise Immunity: Offers high noise immunity, which is crucial for maintaining signal integrity in noisy environments.
- Low Power Consumption: Significant power reduction compared to LSTTL logic ICs, making it an efficient choice for power-sensitive applications.
- Standard and Bus Driver Outputs: Compatible with standard outputs (10 LSTTL loads) and bus driver outputs (15 LSTTL loads).
Applications
The CD74HC154M96 is commonly used in various digital electronics applications, including:
- Data Routing: Selecting one output from multiple inputs in data transmission systems.
- Memory Address Decoding: Decoding memory addresses in computer systems.
- Expansion of Input/Output Ports: Expanding the input/output capabilities of microcontroller systems.
- Complex Digital Systems: Simplifying the design of complex digital systems by reducing the number of required components.
Q & A
- What is the primary function of the CD74HC154M96?
The CD74HC154M96 is a 4-to-16 line decoder/demultiplexer, decoding four binary-coded inputs into one of sixteen mutually exclusive outputs.
- What is the operating temperature range of the CD74HC154M96?
The operating temperature range is from -55°C to 125°C.
- What is the supply voltage range for the CD74HC154M96?
The supply voltage range is from 2V to 6V.
- How many enable inputs does the CD74HC154M96 have?
The CD74HC154M96 has two enable inputs (E1 and E2).
- What is the significance of balanced propagation delay and transition times in the CD74HC154M96?
Balanced propagation delay and transition times ensure reliable and consistent performance in high-speed logic applications.
- What are the key benefits of the CD74HC154M96 in terms of power consumption and noise immunity?
The CD74HC154M96 offers low power consumption and high noise immunity, making it efficient and reliable in various digital systems.
- What types of outputs does the CD74HC154M96 support?
The CD74HC154M96 supports standard outputs (10 LSTTL loads) and bus driver outputs (15 LSTTL loads).
- How does the CD74HC154M96 simplify the design of complex digital systems?
The CD74HC154M96 simplifies the design by reducing the number of required components and facilitating demultiplexing and cascading functions.
- What are some common applications of the CD74HC154M96?
Common applications include data routing, memory address decoding, expansion of input/output ports in microcontroller systems, and complex digital systems.
- What is the packaging type of the CD74HC154M96?
The CD74HC154M96 is packaged in a SOIC (DW) package with 24 pins.
