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Name: TL7705AIDR
Brand: Texas Instruments
SKU: TL7705AIDR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments TL7705AIDR

Part No.:: TL7705AIDR

Manufacturer:: Texas Instruments

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: TL7705AIDR.pdf

Description:: IC SUPERVISOR 1 CHANNEL 8SOIC

In Stock:: 3606

Quantity:: Add To Cart

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TL7705AIDR Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Simple Reset/Power-On Reset
NumberofVoltagesMonitored:
1
Voltage-Threshold:
4.55V
Output:
Complementary
Reset:
Active High/Active Low
ResetTimeout:
1µs Maximum Propagation Delay
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

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TL7705AIDR information

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TL7705AIDR Typical application Circuitry

TL7705AIDR

The TL7705AIDR is a supply voltage supervisor or reset controller, primarily used to monitor the power supply voltage in digital systems and provide a reset signal if the voltage drops below a certain threshold. It is commonly used in microcontroller-based systems, digital electronics, and other applications where stable power supply is crucial. Key features of the TL7705AIDR include:

1. Supply Voltage Supervision: It monitors the supply voltage and triggers a reset when the voltage falls below a predefined threshold.

2. Programmable Reset Delay: The TL7705AIDR allows for a programmable delay time for the reset signal, offering flexibility in various applications.

3. Low Power Consumption: Suitable for battery-powered applications due to its low power consumption.

4. Wide Operating Voltage Range: It operates over a range of supply voltages, compatible with many digital systems.

An application scenario for the TL7705AIDR is in a Microcontroller-Based System:

- Objective: To ensure a microcontroller properly resets during power-up, brown-out, or other instances where the supply voltage drops below a safe operational level.

1. Voltage Monitoring: Connect the supply voltage (VCC) of the microcontroller to the VCC pin (Pin 8) of the TL7705AIDR. This pin is for the input voltage that the TL7705AIDR will monitor.

2. Grounding: Connect the GND pin (Pin 1) of the TL7705AIDR to the system ground.

3. Reset Output to Microcontroller: Connect the RESET pin (Pin 4) of the TL7705AIDR to the reset input of the microcontroller. When the TL7705AIDR detects a voltage drop, it will assert this line, triggering a reset in the microcontroller.

4. Delay Timing Capacitor: Attach a capacitor to the CT pin (Pin 2) of the TL7705AIDR. The value of this capacitor determines the delay time for the reset signal.

5. Decoupling Capacitor: Place a decoupling capacitor close to the VCC pin of the TL7705AIDR to stabilize the input voltage and reduce noise.

Design considerations when using the TL7705AIDR include:

- Selection of Delay Capacitor: Choose a capacitor for the CT pin that provides an appropriate reset delay for your specific application.

- Power Supply Noise: Ensure the power supply is stable and free of excessive noise, as this could trigger false resets.

- Reset Signal Integration: Ensure that the reset logic level of the TL7705AIDR is compatible with the microcontroller's reset input.

- Decoupling Strategy: Proper decoupling will prevent transient voltages from affecting the TL7705AIDR's performance.

In summary, the TL7705AIDR is a crucial component in microcontroller-based systems for monitoring supply voltage and ensuring system stability through controlled reset mechanisms. Key design considerations include the appropriate selection of delay capacitor, managing power supply noise, ensuring compatibility of reset signals, and effective decoupling.

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6. What is the process for return or replacement of TL7705AIDR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the TL7705AIDR we delivered, we will accept the replacement or return of the TL7705AIDR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of TL7705AIDR.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations