SN74HC166DR The SN74HC166DR is an 8-bit serial shift register from Texas Instruments. It operates from 2V to 6V with a maximum supply current of 80µA.
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SN74HC166DR

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Mfr Name: Texas Instruments
Texas Instruments
The SN74HC166DR is an 8-bit serial shift register from Texas Instruments. It operates from 2V to 6V with a maximum supply current of 80µA.
✓ Total Stock: 54,156 pcs
$ Price Range: $0.20

SN74HC166DR Available from 4 distributors

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SN74HC166DR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Function
Industrial Grade
Logic Type
Mounting Type
Number of Bits per Element
Number of Elements
Operating Temperature
Output Type
Supplier Device Package
Voltage

SN74HC166DR Description

Short technical summary and product information.

The SN74HC166DR is an 8-bit serial shift register from Texas Instruments, designed for general-purpose logic applications. It operates over a supply voltage range of 2V to 6V, making it compatible with a variety of logic families. The device features a typical propagation delay of 13ns at 5V and a maximum supply current of only 80µA, enabling low-power operation.

 

The shift register provides 8-bit serial-in, parallel-out functionality with a maximum output drive current of ±4mA typical (5.2mA sink/source maximum). Input current is limited to 1µA maximum, ensuring minimal loading on driving circuits. The device is specified for an operating temperature range of -40°C to 125°C, suitable for industrial and automotive environments.

 

The SN74HC166DR is offered in a 16-pin SOIC package, which is surface-mountable and space-efficient. It is ideal for serial-to-parallel data conversion, expanding microcontroller I/O, and timing or delay line circuits.

SN74HC166DR Quick Information

Product Type: Shift Register
Series: 74HC
Canonical Name: SN74HC166DR 8-Bit Serial Shift Register
Subcategory: Serial Shift Register

SN74HC166DR Compliance

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

SN74HC166DR Estimated Pricing

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1+ $0.20 $0.20

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

SN74HC166DR Features

  • 8-bit serial-in, parallel-out shift register.
  • Operates from 2V to 6V supply.
  • Low supply current of 80µA maximum.
  • Wide operating temperature range -40°C to 125°C.
  • Available in 16-pin SOIC package.

SN74HC166DR Applications

  • Used in serial-to-parallel data conversion.
  • Ideal for expanding microcontroller I/O lines.
  • Suitable for delay line and timing applications.
  • Common in industrial control systems.

SN74HC166DR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the SN74HC166DR?

2V to 6V.

What is the operating temperature range?

-40°C to 125°C.

What is the maximum supply current?

80µA.

What is the typical propagation delay?

13ns at 5V.

What is the output drive current?

±4mA typical, with maximum sink/source of 5.2mA.

What is the maximum input current?

1µA.

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