SN74LS644DW
- Mfr.Part #
- SN74LS644DW
- Manufacturer
- Texas Instruments
- Package / Case
- SOIC
- Datasheet
- Download
- Description
- BUS TRANSCEIVER, LS SERIES TTL
- Stock
- 1,154
- In Stock :
- 1,154
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- Manufacturer :
- Texas Instruments
- Product Category :
- Buffers, Drivers, Receivers, Transceivers
- Supply Voltage :
- 5V
- Surface Mount :
- yes
- HTS Code :
- 8542.39.00.01
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Family :
- LS
- Temperature Grade :
- COMMERCIAL
- RoHS Status :
- RoHS Compliant
- Supply Voltage-Min (Vsup) :
- 4.75V
- Number of Bits :
- 8
- Operating Temperature (Max) :
- 70°C
- Output Polarity :
- TRUE
- Supply Voltage-Max (Vsup) :
- 5.25V
- Width :
- 7.5mm
- Output Characteristics :
- OPEN-COLLECTOR
- Pin Count :
- 20
- Number of Terminations :
- 20
- Load Capacitance :
- 45pF
- Qualification Status :
- Not Qualified
- Propagation Delay (tpd) :
- 25 ns
- Count Direction :
- Bidirectional
- Package / Case :
- SOIC
- Height Seated (Max) :
- 2.65mm
- Terminal Position :
- Dual
- Translation :
- n/a
- Number of Functions :
- 1
- Length :
- 12.8mm
- Additional Feature :
- WITH DIRECTION CONTROL; INVERTED OUTPUTS PORT A TO B
- Logic Function :
- Transceiver
- Power Supply Current-Max (ICC) :
- 90mA
- Number of Ports :
- 2
- Terminal Pitch :
- 1.27mm
- Control Type :
- COMMON CONTROL
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Max I(ol) :
- 0.024 A
- Terminal Form :
- Gull wing
- JESD-30 Code :
- R-PDSO-G20
- Power Supplies :
- 5V
- Datasheets
- SN74LS644DW

Buffers, Drivers, Receivers, Transceivers Texas Instruments SN74LS644DW Overview
The Texas Instruments SN74LS644DW represents a high-performance BUS TRANSCEIVER from the LS SERIES TTL lineup, specifically designed to meet the rigorous demands of advanced digital communications. This integrated circuit ensures robust data transmission between buses with high-level signal integrity and minimal propagation delay, ideal for applications requiring reliable and efficient bi-directional communication. As a pivotal component in enhancing system operations, this device features exceptional durability and compatibility, positioning it as a critical element in modern electronic systems where large volume purchasing is essential for business scalability and operational continuity.
SN74LS644DW Features
- High-speed data transmission capabilities.
- Low-power consumption, enhancing overall system efficiency.
- Robust TTL compatibility for extensive application suitability.
- Bi-directional communication support.
- Designed for easy integration into existing technology frameworks.
SN74LS644DW Applications
- Computing Systems: Facilitates reliable data exchange between the CPU and peripherals, ensuring efficient operation and processing speed.
- Communication Equipment: Used in modems and routers for accurate data transmission, contributing to stable and secure internet connectivity.
- Industrial Automation: Enables precise control and communication between various automation components, supporting the integrity of automated processes.
- Data Storage Devices: Critical in managing data flow between storage controllers and drives, which enhances retrieval and storage efficiency.
- Consumer Electronics: Implements in devices like gaming consoles and home entertainment systems for enhanced data handling and user interface responsiveness.
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