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SN74HC646NT from TI,Texas Instruments

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SN74HC646NT

Manufacturer: TI

OCTAL BUS TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS

Partnumber Manufacturer Quantity Availability
SN74HC646NT TI 220 In Stock

Description and Introduction

OCTAL BUS TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS The SN74HC646NT is a high-speed CMOS logic device manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
Texas Instruments (TI)  

### **Part Number:**  
SN74HC646NT  

### **Description:**  
The SN74HC646NT is an octal bus transceiver and register with 3-state outputs. It is designed for asynchronous communication between data buses and features bidirectional data flow controlled by the direction control (DIR) input.  

### **Key Features:**  
- **Logic Type:** Octal Bus Transceiver/Register  
- **Number of Bits:** 8  
- **Voltage Supply Range:** 2V to 6V  
- **High-Speed Operation:** Typical propagation delay of 13 ns at 5V  
- **3-State Outputs:** Allows multiple devices to share a common bus  
- **Bidirectional Data Flow:** Controlled by DIR input  
- **Latch Enable (LE) Input:** Allows data storage in internal registers  
- **Output Enable (OE) Input:** Disables outputs when high  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** PDIP (Plastic Dual In-Line Package)  
- **Pin Count:** 24  

### **Applications:**  
- Data bus interfacing  
- Bidirectional data transfer  
- Bus isolation and buffering  

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

Application Scenarios & Design Considerations

OCTAL BUS TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS

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