Encyclopedia Entry: 74CBTLV3253PGG8

Product Overview

Category

The 74CBTLV3253PGG8 belongs to the category of integrated circuits (ICs) and specifically falls under the category of multiplexers/demultiplexers.

Use

This product is primarily used for signal routing and switching applications in electronic circuits. It allows multiple input signals to be selectively routed to a single output or vice versa.

Characteristics

• Low voltage operation: The 74CBTLV3253PGG8 operates at low voltages, typically between 1.65V and 3.6V, making it suitable for use in battery-powered devices.
• High-speed switching: This IC offers fast switching times, enabling efficient signal routing in time-critical applications.
• Low power consumption: With its low power requirements, the 74CBTLV3253PGG8 helps conserve energy in electronic systems.
• Small package size: The IC is available in a compact package, allowing for space-efficient integration into circuit designs.

Package and Quantity

The 74CBTLV3253PGG8 is commonly packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package). Each package contains one unit of the IC.

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input/Output Voltage Range: GND to VCC
• On-state Resistance: 4Ω (typical)
• Switching Speed: <10ns (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The 74CBTLV3253PGG8 has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

Pin Number | Pin Name | Function -----------|----------|--------- 1 | IN0 | Input 0 2 | IN1 | Input 1 3 | IN2 | Input 2 4 | IN3 | Input 3 5 | IN4 | Input 4 6 | IN5 | Input 5 7 | IN6 | Input 6 8 | IN7 | Input 7 9 | GND | Ground 10 | OUT | Output 11 | OE | Output Enable 12-19 | NC | No Connection 20 | VCC | Supply Voltage

Functional Features

The 74CBTLV3253PGG8 offers the following functional features:

• Bidirectional signal routing: It allows signals to be routed from any of the input pins to the output pin or vice versa.
• Output enable control: The OE pin enables or disables the output, providing flexibility in controlling signal flow.
• Low on-state resistance: The IC exhibits low resistance when the switch is turned on, minimizing signal attenuation.

Advantages and Disadvantages

Advantages

• Low voltage operation makes it suitable for use in portable devices.
• Fast switching speed enables efficient signal routing in time-critical applications.
• Compact package size allows for space-efficient integration into circuit designs.
• Low power consumption helps conserve energy in electronic systems.

Disadvantages

• Limited number of input/output channels (8 in total).
• May not be suitable for high-power applications due to its low on-state resistance.

Working Principles

The 74CBTLV3253PGG8 operates based on the principles of multiplexing and demultiplexing. It utilizes internal switches controlled by the input signals and the OE pin to selectively route signals between the input and output pins. When the OE pin is enabled, the selected input signal is transmitted to the output pin. When the OE pin is disabled, the output is disconnected from the inputs.

Application Field Plans

The 74CBTLV3253PGG8 finds applications in various fields, including but not limited to:

1. Communication systems: Used for signal routing and switching in telecommunication equipment.
2. Data acquisition systems: Enables multiplexing of analog or digital signals for data acquisition purposes.
3. Test and measurement instruments: Facilitates signal routing in test setups and measurement devices.
4. Consumer electronics: Integrated into audio/video equipment for signal selection and routing.
5. Industrial automation: Utilized in control systems for signal switching and monitoring.

Alternative Models

For users seeking alternative options, the following ICs can be considered:

1. 74HC4051: An 8-channel analog multiplexer/demultiplexer with similar characteristics and pin configuration.
2. CD74HC4067: A 16-channel analog multiplexer/demultiplexer offering increased channel count.
3. SN74LVC1T45: A single-bit dual-supply bus transceiver suitable for bid