規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74CB |
| Part Status | Active |
| Type | Bus Switch |
| Circuit | 8 x 1:1 |
| Independent Circuits | 1 |
| Voltage Supply Source | Single Supply |
| Voltage - Supply | 2.3V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
概述
Description
The SN74CB3Q3245PWR is an 8-bit, high-speed CMOS bus switch from Texas Instruments. It is part of the CB3Q series, designed for signal switching and multiplexing applications. This device operates as a non-inverting switch, allowing signals to pass through from one bus to another with minimal delay and distortion.
Key features include low ON-state resistance, ensuring minimal signal degradation, and a wide operating voltage range of 2.3V to 3.6V, making it suitable for various digital applications. The device has high bandwidth and low power consumption, making it ideal for battery-powered systems. It also includes features like Ioff, which supports partial power-down mode to prevent backflow current, enhancing power efficiency.
Its compact TSSOP (Thin Shrink Small Outline Package) ensures space-saving on PCBs, and it supports hot insertion, making it versatile for dynamic environments. The SN74CB3Q3245PWR is typically used in computing, telecommunications, and networking equipment where efficient signal routing is crucial.
Key features include low ON-state resistance, ensuring minimal signal degradation, and a wide operating voltage range of 2.3V to 3.6V, making it suitable for various digital applications. The device has high bandwidth and low power consumption, making it ideal for battery-powered systems. It also includes features like Ioff, which supports partial power-down mode to prevent backflow current, enhancing power efficiency.
Its compact TSSOP (Thin Shrink Small Outline Package) ensures space-saving on PCBs, and it supports hot insertion, making it versatile for dynamic environments. The SN74CB3Q3245PWR is typically used in computing, telecommunications, and networking equipment where efficient signal routing is crucial.
Equivalent
The SN74CB3Q3245PWR is an 8-bit bus switch with enhanced output, typically used for signal switching applications. Equivalent products include the 74CBTLV3245 from NXP, the PI3B3245 from Diodes Incorporated, and the CBT3245 from ON Semiconductor. These alternatives offer similar functionalities, such as low ON-state resistance and support for mixed voltage systems, making them suitable substitutes in most applications. Always check the specific datasheets to ensure compatibility with your design requirements.
Features
The SN74CB3Q3245PWR is an 8-bit bus switch with the following features:
1. High-Speed Operation: Designed for applications requiring fast signal switching.
2. Low On-Resistance: Offers low on-resistance to minimize signal distortion and power loss.
3. 5-V Tolerant I/Os: Allows for interfacing with 5-V systems while operating in lower-voltage environments.
4. Overvoltage Tolerance: Inputs can handle voltages up to 5.5 V, regardless of VCC.
5. Bidirectional Data Flow: Supports data flow in both directions across the bus switch.
6. Partial Power-Down Mode: Provides Ioff feature for partial power-down applications, preventing backflow current.
7. VCC Isolation: When VCC is at 0 V, the device is isolated, ensuring no leakage.
8. Compact Package: Available in a TSSOP package, suitable for space-constrained designs.
9. Power Supply: Operates over a VCC range of 2.3 V to 3.6 V.
10. Control Inputs: Features an output enable (OE) pin for control, allowing for easy interface management.
These features make the SN74CB3Q3245PWR suitable for high-speed data communication and signal multiplexing applications.
1. High-Speed Operation: Designed for applications requiring fast signal switching.
2. Low On-Resistance: Offers low on-resistance to minimize signal distortion and power loss.
3. 5-V Tolerant I/Os: Allows for interfacing with 5-V systems while operating in lower-voltage environments.
4. Overvoltage Tolerance: Inputs can handle voltages up to 5.5 V, regardless of VCC.
5. Bidirectional Data Flow: Supports data flow in both directions across the bus switch.
6. Partial Power-Down Mode: Provides Ioff feature for partial power-down applications, preventing backflow current.
7. VCC Isolation: When VCC is at 0 V, the device is isolated, ensuring no leakage.
8. Compact Package: Available in a TSSOP package, suitable for space-constrained designs.
9. Power Supply: Operates over a VCC range of 2.3 V to 3.6 V.
10. Control Inputs: Features an output enable (OE) pin for control, allowing for easy interface management.
These features make the SN74CB3Q3245PWR suitable for high-speed data communication and signal multiplexing applications.
Pinout
The SN74CB3Q3245PWR is a 16-pin integrated circuit from Texas Instruments. It is an 8-bit bus switch with an enhanced performance that operates from a 2.3 V to 3.6 V V_CC power input. The device is designed for 5-V tolerant I/O, making it suitable for applications where 3.3 V and 5 V systems need to interface.
The primary function of the SN74CB3Q3245PWR is to provide signal switching and voltage translation. It features a 1-bit to 8-bit switch configuration and includes two 8-bit ports (A and B) which are controlled by a single output enable (OE) pin. When the OE pin is low, the A and B ports are connected, allowing signals to pass through. When the OE pin is high, the A and B ports are isolated, preventing signal passage.
This device is commonly used in digital logic applications where bidirectional data transfer is required. It offers low on-state resistance and is capable of handling high-speed data transfers.
The primary function of the SN74CB3Q3245PWR is to provide signal switching and voltage translation. It features a 1-bit to 8-bit switch configuration and includes two 8-bit ports (A and B) which are controlled by a single output enable (OE) pin. When the OE pin is low, the A and B ports are connected, allowing signals to pass through. When the OE pin is high, the A and B ports are isolated, preventing signal passage.
This device is commonly used in digital logic applications where bidirectional data transfer is required. It offers low on-state resistance and is capable of handling high-speed data transfers.
Manufacturer
The SN74CB3Q3245PWR is manufactured by Texas Instruments (TI), a global semiconductor company. Texas Instruments is known for designing and manufacturing a wide array of analog and embedded processing chips. TI focuses on developing technologies that touch every aspect of modern electronics, including industrial applications, automotive systems, personal electronics, and communications equipment. As a leader in the semiconductor industry, the company is recognized for its innovation, quality, and strong market presence.
Application
The SN74CB3Q3245PWR is a high-speed CMOS 8-bit bus switch that is commonly used in electronic applications requiring signal integrity and low propagation delay. Its primary application areas include:
1. Data Communication Systems: Facilitates high-speed data transfer and switching between different buses.
2. Computing: Used in PCs and servers for switching data lines efficiently.
3. Consumer Electronics: Supports fast switching in devices like TVs, gaming consoles, and other multimedia equipment.
4. Industrial Control Systems: Enables quick signal routing and isolation.
5. Networking Equipment: Used in routers and switches for data path management.
Its features like low ON-state resistance and high bandwidth make it suitable for applications requiring minimal signal distortion and high-speed operation.
1. Data Communication Systems: Facilitates high-speed data transfer and switching between different buses.
2. Computing: Used in PCs and servers for switching data lines efficiently.
3. Consumer Electronics: Supports fast switching in devices like TVs, gaming consoles, and other multimedia equipment.
4. Industrial Control Systems: Enables quick signal routing and isolation.
5. Networking Equipment: Used in routers and switches for data path management.
Its features like low ON-state resistance and high bandwidth make it suitable for applications requiring minimal signal distortion and high-speed operation.
Package
The SN74CB3Q3245PWR is a Texas Instruments IC that comes in a TSSOP (Thin Shrink Small Outline Package) with 24 pins. This package type is compact and suitable for surface-mount technology, offering efficient space usage on circuit boards.