TPS3306-15DGK The Texas Instruments TPS3306-15DGK is a dual-processor supervisory circuit designed for systems requiring two supply voltage monitors. It features a watchdog timer and power-fail detection.
Mfr Part #:

TPS3306-15DGK

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS3306-15DGK is a dual-processor supervisory circuit designed for systems requiring two supply voltage monitors. It features a watchdog timer and power-fail detection.
✓ Total Stock: 944 pcs
$ Price Range: $0.75

TPS3306-15DGK Available from 2 distributors

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TPS3306-15DGK Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Mounting Type
Number of Voltages Monitored
Operating Temperature
Output
Reset
Reset Timeout
Supplier Device Package
Supply Current
Type
Voltage
Watchdog Timer

TPS3306-15DGK Description

Short technical summary and product information.

The Texas Instruments TPS3306-15DGK is a dual-processor supervisory circuit designed for circuit initialization in systems with multiple supply voltages. It is suitable for DSP and processor-based systems, portable battery-powered equipment, and embedded control systems.

 

This device monitors two independent supply voltages, with specific configurations available for various voltage combinations such as 3.3V/1.5V. Key features include a watchdog timer with a 0.8-second timeout, a power-on reset generator with an integrated 100ms delay, and open-drain reset and power-fail outputs. The supply current is typically 15 μA.

 

The TPS3306-15DGK operates over a temperature range of -40°C to +85°C and is available in an 8-VSSOP package. Its defined RESET output is active from VDD ≥ 1.1V, and it provides voltage monitoring for power-fail or low-battery warnings.

 

This supervisory circuit is ideal for applications requiring reliable power monitoring and system reset functions, ensuring proper operation of sensitive electronic systems.

TPS3306-15DGK Quick Information

Product Type: Supervisory Circuit
Series: TPS3306
Canonical Name: Texas Instruments TPS3306-15 Dual-Processor Supervisory Circuit
Subcategory: Reset & Watchdog ICs

TPS3306-15DGK Compliance

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

TPS3306-15DGK Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

TPS3306-15DGK Features

  • Monitors two independent supply voltages.
  • Includes watchdog timer with 0.8s timeout.
  • Provides power-on reset with 100ms delay.
  • Features active-low, open-drain reset output.
  • Low supply current of 15 μA typical.

TPS3306-15DGK Applications

  • Ideal for multivoltage DSP systems.
  • Suitable for portable battery-powered devices.
  • Used in embedded control applications.
  • Applicable for intelligent instrument designs.
  • Supports automotive system requirements.

TPS3306-15DGK FAQs

7 frequently asked questions generated from this part’s specifications.
How many supplies does the TPS3306-15DGK monitor?

It monitors 2 supplies (SENSE1 and SENSE2).

What are the threshold voltages for each sense input?

SENSE1 threshold is 2.93V typical; SENSE2 threshold is 1.4V typical.

What is the reset timeout?

The reset timeout is minimum 70ms.

Does the device have a watchdog timer?

Yes, the watchdog timer timeout is 0.8s typical (WDI).

What is the supply current?

Typical supply current is 15μA.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What package is available?

The device is available in 8-VSSOP (also 8-TSSOP, 8-MSOP) surface mount package.

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