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SN74ALS640B-1NSR from TI,Texas Instruments

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SN74ALS640B-1NSR

Manufacturer: TI

Octal Bus Transceivers

Partnumber Manufacturer Quantity Availability
SN74ALS640B-1NSR,SN74ALS640B1NSR TI 4000 In Stock

Description and Introduction

Octal Bus Transceivers The SN74ALS640B-1NSR is a part manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)
- **Part Number:** SN74ALS640B-1NSR
- **Technology Family:** ALS (Advanced Low-Power Schottky)
- **Function:** Octal Bus Transceiver with 3-State Outputs
- **Supply Voltage Range:** 4.5V to 5.5V
- **Operating Temperature Range:** 0°C to 70°C
- **Package:** SOIC (20-pin)
- **Output Type:** 3-State
- **Data Rate:** Standard (ALS speed grade)
- **Logic Type:** Transceiver, Non-Inverting
- **Number of Channels:** 8 (Octal)
- **Mounting Type:** Surface Mount

### **Descriptions:**
- The SN74ALS640B-1NSR is an octal bus transceiver designed for bidirectional asynchronous communication between data buses.
- It features 3-state outputs for bus-oriented applications.
- The device allows data transmission from A bus to B bus or B bus to A bus, depending on the direction control input.

### **Features:**
- **Bidirectional Data Flow:** Controlled by direction (DIR) input.
- **3-State Outputs:** Allows connection to a bus system.
- **High-Speed Operation:** ALS technology provides improved speed over standard LS TTL.
- **Low Power Consumption:** Compared to standard TTL.
- **Wide Operating Voltage Range:** 4.5V to 5.5V.
- **ESD Protection:** Helps protect against electrostatic discharge.
- **Industrial Standard Pinout:** Compatible with other ALS series devices.

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

Application Scenarios & Design Considerations

Octal Bus Transceivers

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