DM74ALS153SJX

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Multiplexer/Demultiplexer
• Characteristics: High-speed, TTL compatible, dual 4-input multiplexer/demultiplexer
• Package: Ceramic Dual-In-Line Package (CDIP)
• Essence: Logic circuitry for data routing and selection
• Packaging/Quantity: Available in tubes or trays, quantity varies based on supplier

Specifications

• Technology: Advanced Low Power Schottky (ALS)
• Supply Voltage: 4.75V to 5.25V
• Input Voltage: 0V to VCC
• Operating Temperature: -55°C to +125°C
• Propagation Delay: 9ns (typical)
• Output Current: ±8mA
• Pin Count: 16

Detailed Pin Configuration

1. A0: Multiplexer Input A0
2. A1: Multiplexer Input A1
3. A2: Multiplexer Input A2
4. A3: Multiplexer Input A3
5. GND: Ground
6. Y: Multiplexer Output
7. E: Enable Input
8. B0: Demultiplexer Output B0
9. B1: Demultiplexer Output B1
10. B2: Demultiplexer Output B2
11. B3: Demultiplexer Output B3
12. VCC: Positive Supply Voltage

Functional Features

• Dual 4-input multiplexer/demultiplexer in a single package
• TTL compatible inputs and outputs
• High-speed operation with low propagation delay
• Enable input for controlling the output state
• Versatile data routing and selection capabilities

Advantages and Disadvantages

Advantages

• Compact design with multiple functions in one IC
• High-speed operation suitable for time-critical applications
• TTL compatibility allows easy integration with existing systems
• Enable input provides flexibility in controlling the output state

Disadvantages

• Limited number of inputs and outputs (4 each)
• Requires external components for voltage regulation and protection
• Relatively high power consumption compared to newer technologies

Working Principles

The DM74ALS153SJX is a dual 4-input multiplexer/demultiplexer IC. It can be used to route and select data from multiple sources to a single output (multiplexer mode) or distribute data from a single input to multiple outputs (demultiplexer mode). The selection of inputs/outputs is controlled by the address inputs A0-A3 and the enable input E.

In multiplexer mode, the selected input is routed to the output Y based on the binary value applied to the address inputs. In demultiplexer mode, the input B0-B3 is connected to the output based on the address inputs. The enable input E controls the output state, allowing it to be enabled or disabled as required.

Detailed Application Field Plans

The DM74ALS153SJX finds applications in various digital systems where data routing and selection are required. Some common application areas include:

1. Data communication systems: Used for multiplexing/demultiplexing data streams in communication protocols such as UART, SPI, I2C, etc.
2. Digital signal processing: Enables selection of different data sources for processing in DSP algorithms.
3. Memory addressing: Facilitates memory bank selection in microcontrollers and other memory-based systems.
4. Arithmetic logic units (ALUs): Allows selection of different operands for arithmetic and logical operations.
5. Industrial automation: Used in control systems for selecting inputs/outputs from multiple sensors/actuators.

Detailed and Complete Alternative Models

1. SN74ALS153N: Similar functionality and specifications, available in plastic DIP package.
2. CD74ALS153E: Equivalent IC in ceramic DIP package, with extended temperature range.
3. 74F153: Faster alternative using the F-series technology, available in various packages.

(Note: The above list is not exhaustive and other alternatives may exist based on specific requirements and availability.)

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