LMC555CTP/NOPB

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LMC555CTP/NOPB

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IC OSC SINGLE TIMER 3MHZ 8-USMD

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Attribut Wert
Supplier Texas Instruments,Rochester Electronics, LLC
Package / Case Tape & Reel (TR),Cut Tape (CT),Bulk
Part Status Active
Type 555 Type, Timer/Oscillator (Single)
Frequency 3MHz
Voltage - Supply 1.5V ~ 15V
Supply Current 150 µA
Operating Temperature -40°C ~ 85°C
Supplier Device Package 8-uSMD (1.41x1.44)

Übersicht

Description

The LMC555CTP/NOPB is a precision timer integrated circuit produced by Texas Instruments. It is a CMOS version of the traditional 555 timer, designed for stability and low power consumption. This IC can operate in astable or monostable modes, making it versatile for generating accurate time delays or oscillations in electronic circuits.
Key features of the LMC555CTP/NOPB include a wide operating voltage range (1.5V to 15V), low supply current, and low power dissipation, which make it suitable for battery-powered applications. It maintains high speed with a low power consumption compared to its bipolar counterparts. The device features a high output current capability and can drive TTL loads.
The LMC555CTP/NOPB is suitable for applications such as pulse generation, LED flashers, and frequency generation. Its small package size allows it to be used in compact circuit designs. Additionally, it includes thermal shutdown protection, ensuring reliable operation across various temperatures.

Equivalent

The LMC555CTP/NOPB is a CMOS version of the classic 555 timer IC. Equivalent products include:
1. TLC555 - Texas Instruments
2. ICM7555 - Intersil (Renesas)
3. TS555 - STMicroelectronics
4. NE555 - Signetics (Philips/NXP)
5. LM555 - National Semiconductor (now Texas Instruments)
These equivalents vary in supply voltage range, power consumption, and manufacturer, but they generally offer similar functionality for timing applications.

Features

The LMC555CTP/NOPB is a CMOS version of the classic 555 timer IC, offering several features:
1. Low Power Consumption: It requires minimal power, making it energy-efficient and suitable for battery-operated devices.
2. Wide Supply Voltage Range: It operates across a broad voltage range, typically from 1.5V to 15V, which provides flexibility for various applications.
3. High Output Current: Capable of sourcing or sinking up to 100mA, allowing it to drive different loads.
4. Precision Timing: It offers high accuracy in timing applications, with small variations over temperature.
5. Astable and Monostable Operation: The device can function in both astable and monostable modes, useful for generating continuous or single pulse waveforms.
6. Temperature Stability: Maintains consistent performance across a wide temperature range.
7. Low Supply Current: Typical supply current is significantly lower than bipolar 555 timers.
8. Pin-Compatible: It is pin-compatible with the traditional NE555, allowing easy upgrades or replacements in existing circuits.
These features make it ideal for use in timing, pulse generation, and oscillator circuits.

Pinout

The LMC555CTP/NOPB is a low-power version of the 555 timer IC, commonly used for generating precise time delays and oscillations. It has an 8-pin configuration with the following functions:
1. GND (Ground): Pin 1 - Connects to the ground or 0V.
2. Trigger: Pin 2 - Activates the timing interval when input falls below 1/3 of the supply voltage.
3. Output: Pin 3 - Outputs the timer's signal, either high or low.
4. Reset: Pin 4 - Resets the timer when a low signal is applied. If not used, connect to VCC.
5. Control Voltage: Pin 5 - Allows altering the threshold voltage, usually connected to a capacitor.
6. Threshold: Pin 6 - Compares input voltage to 2/3 of the supply voltage to reset the flip-flop.
7. Discharge: Pin 7 - Discharges the timing capacitor through this pin when output is low.
8. VCC (Supply Voltage): Pin 8 - Connects to the positive supply voltage.
This IC is widely used in applications like timing circuits, pulse generation, and as a flip-flop element due to its versatility and reliability.

Manufacturer

The LMC555CTP/NOPB is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. These products are used in a wide array of electronic applications, ranging from consumer electronics to industrial equipment. TI is known for its innovation in analog and embedded processing products, providing essential components for modern electronic systems.

Application

The LMC555CTP/NOPB is a timer IC commonly used in various applications due to its versatility. Key application areas include:
1. Timers and Delays: Used for creating precise time delays and oscillations.
2. Pulse Width Modulation (PWM): Employed in PWM signal generation for controlling motor speed and LED brightness.
3. Frequency Generation: Utilized in generating clock pulses and tone generation.
4. Monostable and Astable Multivibrators: Acts as a monostable or astable multivibrator in electronic circuits.
5. Sequential Timers: Used in sequential timing applications in automation.
6. Touch Sensors and Capacitive Sensing: Plays a role in touch and capacitive sensing circuits.
Its ease of use and reliability make it popular in educational projects and prototyping.

Package

The LMC555CTP/NOPB is a precision timer IC in a PDIP (Plastic Dual In-line Package) configuration with 8 pins. It's designed for various timing applications and is lead-free (RoHS compliant).

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