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SN74BCT640NSR

Manufacturer: TI

Octal Bus Transceivers

Partnumber Manufacturer Quantity Availability
SN74BCT640NSR TI 1850 In Stock

Description and Introduction

Octal Bus Transceivers The SN74BCT640NSR is a bus transceiver manufactured by Texas Instruments (TI). Here are its specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** SN74BCT640NSR  
- **Type:** Octal Bus Transceiver  
- **Technology:** BCT (BiCMOS)  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Number of Channels:** 8 (Octal)  
- **Logic Family:** 74BCT  
- **Package:** SOIC-20 (NSR)  
- **Data Rate:** Up to 100MHz  
- **Output Type:** 3-State  
- **Input/Output Compatibility:** TTL  

### **Descriptions:**  
The SN74BCT640NSR is an octal bus transceiver designed for asynchronous communication between data buses. It features non-inverting 3-state outputs and is optimized for high-speed, low-power operation in 5V systems.  

### **Features:**  
- **Bidirectional Data Flow:** Controlled by direction (DIR) input.  
- **3-State Outputs:** Allows multiple devices to share a common bus.  
- **High Drive Capability:** Supports TTL-level inputs and outputs.  
- **Low Power Consumption:** Optimized for power-sensitive applications.  
- **ESD Protection:** Enhanced electrostatic discharge protection.  
- **Wide Operating Voltage:** Supports 4.5V to 5.5V operation.  
- **Industrial Temperature Range:** Suitable for harsh environments.  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Octal Bus Transceivers

Alternative Part Number

  • 74BCT640DWR --: Same BCT640 octal bus transceiver function in a wide-body SOIC package, electrically equivalent with different package and naming.
  • 74F640DW --: F-series octal bus transceiver with similar drive and function, usable as a functional substitute where BCT speed is not critical.
  • 74ABT640D --: ABT-series octal bus transceiver offering comparable TTL-compatible bus driving with a different logic family prefix.
  • 74BCT640AP --: Same octal bus transceiver function with BCT technology, different package and naming series, drop-in functional equivalent.
  • CY74FCT640TQ --: FCT octal bus transceiver with similar drive and speed characteristics, suitable functional replacement.
  • MC74BCT640DW --: BCT octal bus transceiver from another vendor, comparable electrical performance and pinout.

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