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LMC555CMX/NOPB

Name: LMC555CMX/NOPB
Rating: 4.7 (12 reviews)

IC OSC SINGLE TIMER 3MHZ 8-SOIC

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包 SOIC8
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	555 Type, Timer/Oscillator (Single)
Frequency	3MHz
Voltage-Supply	1.5V ~ 15V
Current-Supply	150 µA
OperatingTemperature	-40°C ~ 85°C
Package/Case	8-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage	8-SOIC

概述

Description

The LMC555CMX/NOPB is a highly versatile timer IC based on the classic 555 timer architecture, designed for precision timing and pulse generation applications. This version features low power consumption, making it suitable for battery-operated devices. It operates in various modes, including monostable and astable configurations, allowing it to generate precise time delays or oscillate at specific frequencies.
Key specifications include a supply voltage range of 2 to 15 volts, a temperature range of -40°C to 125°C, and the ability to source or sink significant current, reaching up to 200 mA. The LMC555 is notable for its low offset voltage and high accuracy, which enhances performance in timing applications.
Additionally, the "NOPB" designation indicates that the part is free from lead (Pb), aligning with environmental regulations. The LMC555CMX/NOPB is widely used in timers, pulse-width modulation (PWM) applications, and signal generation circuits in various electronic devices.

Features

The LMC555CMX/NOPB is a low-power, precision timer IC that operates in astable, monostable, and bistable modes. Key features include:
1. Low Power Consumption: Operates on a supply voltage range of 2 V to 15 V, making it suitable for battery-powered applications.
2. High Precision: Offers a timing accuracy of ±3% and low temperature drift.
3. Wide Temperature Range: Rated for operation from -40°C to 125°C.
4. CMOS Technology: Ensures low output drive currents and high input impedance.
5. Versatile Applications: Ideal for timing, pulse generation, and oscillator functions in a variety of electronic applications.
6. Easy to Use: Simple to configure with external resistors and capacitors for desired timing intervals.
7. Enhanced Output Drive: Capable of sinking or sourcing up to 200 mA, suitable for driving loads directly.
These features make the LMC555CMX/NOPB an excellent choice for low-power timing and oscillator applications in modern electronics.

Package

The LMC555CMX/NOPB is packaged in a SOIC-8 (Small Outline Integrated Circuit) format.

Pinout

The LMC555CMX/NOPB is a timer IC with a total of 8 pins. Here are the pin functions:
1. GND (Pin 1): Ground connection.
2. Trigger (Pin 2): Activates the timer when a negative pulse is applied.
3. Output (Pin 3): Produces the output signal; can drive loads.
4. Threshold (Pin 4): Sets the upper threshold for the timer.
5. Control Voltage (Pin 5): Allows control of the timing interval; normally connected to ground.
6. Discharge (Pin 6): Discharges the timing capacitor when the output goes low.
7. Timing (Pin 7): Connects to an external resistor and capacitor to set the timing interval.
8. VCC (Pin 8): Power supply voltage.
The LMC555 is a low-power CMOS version of the classic 555 timer, suitable for various applications like timing, pulse generation, and oscillator circuits.

Manufacturer

The manufacturer of the LMC555CMX/NOPB is Texas Instruments (TI). Texas Instruments is a multinational technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide array of electronic devices. Founded in 1930, TI is known for its innovation in analog and embedded processing technologies. The company serves diverse markets, including automotive, industrial, communications, consumer electronics, and more. TI is a leader in the development of various components, including timers, amplifiers, and microcontrollers, making it a key player in the electronics industry.

Application

The LMC555CMX/NOPB is a precision timer IC used in various applications, including pulse generation, time-delay generation, oscillators, frequency modulation, and signal conditioning. It's commonly employed in automotive, industrial, consumer electronics, and telecommunications for tasks like LED blinking, tone generation, and timing circuits. Its low power consumption and high accuracy make it suitable for battery-operated devices and precision timing applications.

Equivalent

The LMC555CMX/NOPB is a CMOS timer IC. Equivalent products include the NE555 (Bipolar version), LM555, and TLC555. For CMOS alternatives, consider the TLC555 or ISL555. Make sure to check specifications for power supply voltage, output type, and timing characteristics for compatibility.