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SN74CBT3125DBR from TI,Texas Instruments

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SN74CBT3125DBR

Manufacturer: TI, TEXAS

Quadruple FET Bus Switch

Partnumber Manufacturer Quantity Availability
SN74CBT3125DBR TI, TEXAS 2210 In Stock

Description and Introduction

Quadruple FET Bus Switch The SN74CBT3125DBR is a quad 1-bit bus switch manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)  
- **Type:** Bus Switch / Analog Switch or Multiplexer  
- **Configuration:** Quad 1-bit  
- **Number of Channels:** 4  
- **On-State Resistance (Max):** 5Ω  
- **Voltage Supply Range:** 4V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package/Case:** SSOP-14  
- **Mounting Type:** Surface Mount  
- **Switching Time (Typical):** 0.25ns  
- **Logic Voltage - VIL, VIH:** 0.8V, 2V  
- **Current - Leakage (Max):** 10μA  
- **Bandwidth:** 200MHz  

### **Descriptions:**
The SN74CBT3125DBR is a high-speed, low-power, quad FET bus switch designed for digital and analog signal switching. It provides minimal propagation delay and supports bidirectional data flow. The device is commonly used in signal routing, hot-swapping, and level-shifting applications.

### **Features:**
- **Low On-State Resistance (5Ω max)**  
- **Fast Switching (0.25ns typical)**  
- **4.5V to 5.5V Operating Range**  
- **Bidirectional Data Flow**  
- **TTL-Compatible Input Levels**  
- **Supports Mixed-Mode Signal Operation**  
- **ESD Protection (2000V HBM, 1000V CDM)**  
- **Packaged in SSOP-14 for Space Efficiency**  

This information is strictly factual and based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Quadruple FET Bus Switch

Alternative Part Number

  • PI3B3125LE --: Quad bus switch with similar 4-bit 2:1 signal switching function and low on-resistance, available in TSSOP package as a direct functional replacement.
  • QS3VH125QG --: Quad 2:1 bus switch with low propagation delay and 3.3V operation, functionally equivalent to the SN74CBT3125 for bus isolation applications.
  • NC7SB3125P6X --: Low-voltage quad bus switch offering comparable switching characteristics and pin-compatible functionality for signal routing designs.
  • 74CBTLV3125PGG --: Low-voltage 4-bit bus switch in TSSOP with equivalent switching characteristics and compatible control logic.

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