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Name: TLC556MD
Brand: Texas Instruments
SKU: TLC556MD
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 TLC556MD

Part No.:: TLC556MD

Manufacturer:: Texas Instruments

Package:: 14-SOIC (0.154, 3.90mm Width)

Datasheet:: TLC556MD.pdf

Description:: IC OSC TIMER DUAL 2.1MHZ 14-SOIC

In Stock:: 4025

Quantity:: Add To Cart

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TLC556MD Specifications

Package/Case:
14-SOIC (0.154, 3.90mm Width)
Packaging:
Tube
Series:
LinCMOS™
ProductStatus:
Active
Type:
555 Type, Timer/Oscillator (Dual)
Count:
-
Frequency:
2.1MHz
Voltage-Supply:
5V ~ 18V
Current-Supply:
720 µA
OperatingTemperature:
-55°C ~ 125°C

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TLC556MD information

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TLC556MD performance and reliability evaluation in extreme environments

TLC556MD is a dual CMOS timer IC with low power consumption and high precision, commonly used in timing and oscillator circuits for various applications.

Application Scenario:

In automotive electronics, TLC556MD can be utilized in engine control units (ECUs) for timing and synchronization purposes, ensuring efficient engine performance.

Circuit Design:

To design a timing circuit using TLC556MD, follow these steps:

1. Timing Component Connection:

Connect resistors and capacitors according to the desired timing parameters to pins 2, 3, 4, and 5 of TLC556MD to configure the oscillator frequency.

2. Output Generation:

Utilize pins 6 and 7 of TLC556MD to access the square wave output signal generated by the timer circuit. This signal can be used to drive various components in the application circuit.

3. Power Supply:

Ensure stable power supply connections to pins 1 and 8 of TLC556MD to provide the required operating voltage and minimize noise interference.

4. External Triggering:

Implement external triggering functionality by connecting an external trigger signal to pin 4 (TRIG) of TLC556MD, allowing for precise control over the timing sequence.

5. Feedback:

Connect pin 5 (CV) to pin 4 (TRIG) to enable astable operation, where the timing cycle is determined by external resistors and capacitors.

Considerations:

When designing the circuit, it's crucial to consider:

- Temperature Stability: Ensure that the timing components used in conjunction with TLC556MD exhibit stable performance across a wide temperature range to maintain accurate timing behavior.

- Power Supply Noise Immunity: Implement proper decoupling capacitors and filtering techniques to minimize the impact of power supply noise on the operation of TLC556MD.

- Component Selection: Choose resistors and capacitors with low temperature coefficients and high precision to achieve accurate timing results.

- Environmental Conditions: Test the circuit's performance under extreme environmental conditions, including high temperature, low temperature, and humidity, to assess its reliability in real-world applications.

- Electromagnetic Compatibility (EMC): Design the circuit layout and enclosure to minimize electromagnetic interference and ensure compliance with EMC standards.

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3. Are the TLC556MD price and inventory displayed accurate?

The price and inventory of TLC556MD fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of TLC556MD?

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 TLC556MD we delivered, we will accept the replacement or return of the TLC556MD 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 TLC556MD.

(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