SN74ALS645ANSR The Texas Instruments SN74ALS645ANSR is an octal bus transceiver featuring 3-state outputs and TTL compatible I/O. It operates bidirectionally between data buses.
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SN74ALS645ANSR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74ALS645ANSR is an octal bus transceiver featuring 3-state outputs and TTL compatible I/O. It operates bidirectionally between data buses.
✓ Total Stock: 200,000 pcs
$ Price Range: $1.20

SN74ALS645ANSR Available from 1 distributor

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SN74ALS645ANSR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Halogen Free
Input Type
Logic Type
Mounting Type
Number of Bits per Element
Number of Channels
Number of Elements
Operating Temperature
Output Type
SVHC Present
Supplier Device Package
Voltage

SN74ALS645ANSR Description

Short technical summary and product information.

The SN74ALS645ANSR from Texas Instruments is an octal bus transceiver designed for asynchronous two-way communication between data buses. It supports data transmission from the A bus to the B bus or vice versa, controlled by the direction-control (DIR) input. The output-enable (OE) input allows for disabling the device, effectively isolating the buses.

 

This transceiver operates with a supply voltage range of 4.5V to 5.5V and features TTL input and 3-state output types. It has 8 channels and supports output currents of 24mA (IOL) and -15mA (IOH). The device is characterized for operation from 0°C to 70°C.

 

Packaged in a 20-SOIC (0.209", 5.30mm Width) surface-mount configuration, the SN74ALS645ANSR is suitable for various digital interface applications requiring high-speed data transfer and bus isolation. Its over-voltage tolerant inputs enhance design flexibility.

SN74ALS645ANSR Quick Information

Product Type: Octal Bus Transceiver
Series: SN74ALS645A
Canonical Name: Texas Instruments SN74ALS645ANSR Octal Bus Transceiver
Subcategory: Octal Bus Transceiver

SN74ALS645ANSR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

SN74ALS645ANSR Estimated Pricing

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1+ $1.20 $1.20

Estimated market price range - modelled values for guidance only, not live distributor offers.

SN74ALS645ANSR Features

  • Octal bus transceiver with 8 channels.
  • Features 3-state outputs for bus isolation.
  • Operates bidirectionally between data buses.
  • TTL input and output compatibility.
  • Surface mount 20-SOIC package.

SN74ALS645ANSR Applications

  • Ideal for digital data bus interfacing.
  • Used in systems requiring bus isolation.
  • Suitable for asynchronous communication.
  • Facilitates two-way data transfer.

SN74ALS645ANSR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the SN74ALS645ANSR?

The SN74ALS645ANSR operates from 4.5V to 5.5V.

What package is the SN74ALS645ANSR available in?

The SN74ALS645ANSR is available in a 20-SOIC (0.209", 5.30mm Width) surface-mount package.

What is the operating temperature range of the SN74ALS645ANSR?

The operating temperature range is 0°C to 70°C.

What is the logic type of the SN74ALS645ANSR?

The logic type is Transceiver, Non-Inverting.

What is the output current capability of the SN74ALS645ANSR?

The maximum sink current (IOL) is 24 mA and the maximum source current (IOH) is -15 mA.

What is the technology family of the SN74ALS645ANSR?

The technology family is ALS (Advanced Low-Power Schottky).

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