SE556JB The Texas Instruments SE556JB is a dual precision timer IC designed for general-purpose timing applications. It operates within a wide temperature range and offers TTL-compatible output.
Mfr Part #:

SE556JB

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SE556JB is a dual precision timer IC designed for general-purpose timing applications. It operates within a wide temperature range and offers TTL-compatible output.
✓ Total Stock: 36 pcs
$ Price Range: $9.95

SE556JB Available from 2 distributors

✓ Authorised
✓ Non-Authorised
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34 pcs
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2 pcs
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SE556JB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Industrial Grade
Medical Grade
Military Grade
Mounting Type

SE556JB Description

Short technical summary and product information.

The Texas Instruments SE556JB is a dual precision timer integrated circuit, providing two independent timing circuits per package. These circuits can operate in astable or monostable modes, controlled by external resistor-capacitor networks. The device is housed in a 14-CDIP package and is suitable for through-hole mounting.

 

Key electrical characteristics include a typical supply current of 2mA and a TTL-compatible output capable of sinking or sourcing up to 200mA. The operating temperature range for this military-rated component is -55°C to 125°C. The internal circuitry features trigger and threshold levels approximately one-third and two-thirds of the supply voltage, respectively, which can be adjusted via the control voltage pin.

 

This timer IC is designed for general-purpose applications requiring precise timing control. Its robust operating temperature range makes it suitable for demanding environments. The dual nature of the timer allows for flexible circuit design, enabling complex timing sequences or redundant timing functions within a single component.

SE556JB Quick Information

Product Type: Dual Precision Timer
Canonical Name: SE556 Dual Precision Timer
Subcategory: Dual Precision Timer

SE556JB Compliance

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

SE556JB Estimated Pricing

Qty Low High
1+ $9.95 $9.95

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

SE556JB Features

  • Dual independent precision timing circuits.
  • Astable or monostable operation modes.
  • Wide operating temperature range: -55 to 125°C.
  • TTL-compatible output sinks/sources up to 200mA.
  • General-purpose timer functionality.

SE556JB Applications

  • Precision timing control circuits.
  • Pulse generation and shaping.
  • Delay generation applications.
  • Oscillator circuits.

SE556JB FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the SE556JB?

The operating temperature range is -55 to 125°C.

What is the typical supply current for the SE556JB?

The typical supply current is 2mA.

What is the output current capability of the SE556JB?

The TTL-compatible output can sink or source up to 200mA.

What package type is the SE556JB available in?

The SE556JB is available in a 14-CDIP package.

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