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SN74AS645N Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
SN74AS645NTI120Yes

SN74AS645N** is a bidirectional octal bus transceiver manufactured by **Texas Instruments (TI)**.

The SN74AS645N is a bidirectional octal bus transceiver manufactured by Texas Instruments (TI).

Key Specifications:

  • Logic Family: AS (Advanced Schottky)
  • Number of Bits: 8 (Octal)
  • Voltage Supply Range: 4.5V to 5.5V
  • High-Level Output Current: -15mA
  • Low-Level Output Current: 48mA
  • Propagation Delay: 7.5ns (max)
  • Operating Temperature Range: 0°C to +70°C
  • Package Type: PDIP (Plastic Dual-In-Line Package)
  • Pin Count: 20

Features:

  • Bidirectional Data Flow: Controlled by DIR (Direction Control) pin
  • 3-State Outputs: Allows connection to a bus system
  • High-Speed Operation: Optimized for performance in bus-oriented applications
  • Schottky-Clamped Inputs: Ensures minimal switching noise
  • Wide Operating Voltage: Compatible with TTL levels

Applications:

  • Data bus interfacing
  • Bidirectional communication systems
  • Buffering and signal isolation

This device is designed for high-speed digital systems requiring bidirectional data transfer.

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