SN74ACT8999DW The Texas Instruments SN74ACT8999DW is a scan path selector featuring 8-bit bidirectional data buses and scan-controlled TAP-multiplexers. It is available in SOIC and PDIP packages.
Mfr Part #:

SN74ACT8999DW

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74ACT8999DW is a scan path selector featuring 8-bit bidirectional data buses and scan-controlled TAP-multiplexers. It is available in SOIC and PDIP packages.
✓ Total Stock: 40 pcs
$ Price Range: $0.25

SN74ACT8999DW Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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40 pcs
40 pcs On Request 1 On Request On Request 94 On Request On Request

SN74ACT8999DW Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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SN74ACT8999DW Description

Short technical summary and product information.

The SN74ACT8999DW from Texas Instruments is a specialized logic component designed as a scan path selector. It features 8-bit bidirectional data buses and TAP-multiplexers controlled by a scan path mechanism. This device is suitable for applications requiring advanced testability and boundary scan capabilities.

 

The component is offered in multiple package options, including SOIC (DW) and PDIP (NT) with varying dimensions and lead pitches. The SOIC package (DW) has a width of 7.5mm, length of 17.9mm, thickness of 2.35mm, and a pitch of 1.27mm. The PDIP package (NT) is larger, with a width of 6.73mm, length of 35.69mm, thickness of 4.57mm, and a pitch of 2.54mm. The maximum height for the SOIC package is 2.65mm, and for the PDIP package is 5.08mm.

 

This part belongs to the SN74ACT8999 series and is classified under Specialty Logic, specifically Boundary Scan (JTAG) Logic. Its design facilitates in-system programming and testing, making it a valuable component in complex digital systems.

SN74ACT8999DW Quick Information

Product Type: Scan Path Selector
Series: SN74ACT8999
Canonical Name: SN74ACT8999DW Scan Path Selector
Subcategory: Boundary Scan (JTAG) Logic

SN74ACT8999DW Compliance

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

SN74ACT8999DW Estimated Pricing

Qty Low High
1+ $0.25 $0.25

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

SN74ACT8999DW Features

  • Supports 8-bit bidirectional data buses.
  • Scan-controlled TAP multiplexers for path selection.
  • Available in SOIC and PDIP packages.
  • Manufactured by Texas Instruments.
  • RoHS non-compliant environmental status.

SN74ACT8999DW Applications

  • Suitable for scan-controlled data bus systems.
  • Used in logic gate and inverter applications.
  • Ideal for boundary scan (JTAG) testing.
  • Applicable in digital signal multiplexing.
  • Designed for integrated circuit logic functions.

SN74ACT8999DW FAQs

4 frequently asked questions generated from this part’s specifications.
What type of scan path selector is the SN74ACT8999DW?

The SN74ACT8999DW is a scan path selector with 8-bit bidirectional data buses and scan-controlled TAP-multiplexers.

What packages are available for the SN74ACT8999DW?

The SN74ACT8999DW is available in DW (SOIC) and NT (PDIP) packages.

What are the dimensions of the SOIC package for the SN74ACT8999DW?

The SOIC (DW) package has a width of 7.5mm, length of 17.9mm, thickness of 2.35mm, and a pitch of 1.27mm.

What are the dimensions of the PDIP package for the SN74ACT8999DW?

The PDIP (NT) package has a width of 6.73mm, length of 35.69mm, thickness of 4.57mm, and a pitch of 2.54mm.

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