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SN74AS645DW

Part No SN74AS645DW
Manufacturer Texas Instruments
Catalog Logic - Buffers, Drivers, Receivers, Transceivers
Description IC TXRX NON-INVERT 5.5V 20SOIC / Transceiver, Non-Inverting 1 Element 8 Bit per Element 3-State Output 20-SOIC
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Rohs State rohs
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Category Integrated Circuits (ICs)>Logic - Buffers, Drivers, Receivers, Transceivers
Mfr Texas Instruments
Series 74AS
Package Tube
Product Status Obsolete
Logic Type Transceiver, Non-Inverting
Number of Elements 1
Number of Bits per Element 8
Output Type 3-State
Current - Output High, Low 15mA, 64mA
Voltage - Supply 4.5V ~ 5.5V
Temperature Range - Operating 0°C ~ 70°C (TA)
Mounting SMD (SMT)
Package / Case 20-SOIC (0.295", 7.50mm Width)
Supplier Device Package 20-SOIC
Base Product Number SN74AS6
Other Names -SN74AS645DWR,2156-SN74AS645DW-TI,SN74AS645DWG4,TEXTISSN74AS645DW,296-6368-5,SN74AS645DWG4
Standard Package 25
MSL Level 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Win Source Part Number 1259768-SN74AS645DW
Ultra Librarian 3D Model Ultra Librarian SN74AS645DW CAD Model

Description

The SN74AS645DW is a high-performance, octal bus transceiver and register designed by Texas Instruments. It is a part of the Advanced Schottky (AS) logic family, which provides a perfect blend of speed and power consumption. This integrated circuit is optimized for use in applications that require bidirectional data communication or multiplexing on data transmission lines.

Key Features:

  • Functionality: The device features eight D-type flip-flops that act as either transceivers or registers. The direction of data flow is determined by the direction control (DIR) input, while the output-enable (OE) input can disable the outputs to allow for bus relinquishment and signal isolation.
  • Compatibility: The SN74AS645DW operates at a voltage range of 4.5V to 5.5V, making it compatible with TTL logic levels. This ensures easy integration into a wide variety of digital systems.
  • Speed: With the AS logic family's reputation for speed, this device offers fast propagation delays and transition times, which is critical for high-speed data transfer and processing.
  • Package: It comes in a wide-body SOIC (DW) package, providing a compact footprint for space-constrained applications while allowing for efficient thermal dissipation.
  • Quality: As with all Texas Instruments products, the SN74AS645DW is manufactured to high standards, ensuring reliability and performance consistency.

Applications:

The SN74AS645DW is ideal for use in a variety of digital applications, including:

  • Data buses
  • Memory switching
  • Data path control
  • Peripheral driving
  • Microprocessor or microcontroller interfacing

Whether you're designing a complex data communication system or a simple peripheral interface, the SN74AS645DW provides the functionality and reliability you need to ensure smooth and efficient operation. With its balance of speed and power, this Texas Instruments product is an excellent choice for designers looking to optimize their digital systems.

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Pricing & Ordering

Quantity Unit Price Ext. Price
11+ $4.5747 $50.3217
27+ $3.7536 $101.3472
42+ $3.6363 $152.7246
57+ $3.5190 $200.5830
74+ $3.4017 $251.7258
99+ $3.0498 $301.9302
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Availability: 4,700 pieces
MOQ: 11 pcs
Order Increment : 1 pcs
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