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LMC555CMMX

Name: LMC555CMMX
Rating: 4.7 (12 reviews)

IC OSC SINGLE TIMER 3MHZ 8VSSOP

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包 VSSOP (DGK)-8
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Not For New Designs
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-TSSOP, 8-MSOP (0.118, 3.00mm Width)
SupplierDevicePackage	8-VSSOP

概述

Description

The LMC555CMMX is a low-power, precision version of the classic 555 timer IC, designed for timing, pulse generation, and oscillator applications. It operates in monostable and astable modes, allowing it to generate precise time delays and frequency outputs. The LMC555 features a wide supply voltage range (typically 2 to 15 V), low power consumption, and improved accuracy compared to standard 555 timers.
Key specifications include a high input impedance, a maximum output current of 200 mA, and a temperature range suitable for various applications. The IC is ideal for battery-operated devices, timers, pulse-width modulation, and audio signaling. It is available in various package types, including DIP and surface-mount configurations. Overall, the LMC555CMMX is a versatile and reliable component in both hobbyist and professional electronic designs.

Features

The LMC555CMMX is a low-power, precision timer and oscillator IC based on the classic 555 timer design. Key features include:
1. Low Power Consumption: Operates at low voltage (2V to 15V), making it suitable for battery-powered applications.
2. High Accuracy: Offers improved accuracy over standard 555 timers, with low temperature drift.
3. Monostable and Astable Modes: Supports both monostable and astable operation for timing and pulse generation.
4. Wide Frequency Range: Capable of generating frequencies from microhertz to kilohertz.
5. Low Output Drive: Can drive loads of up to 200mA (source or sink) at output.
6. TTL Compatibility: Compatible with TTL logic levels for easy integration with digital circuits.
7. Temperature Range: Reliable performance over a wide temperature range.
8. Compact Package: Available in a small surface-mount package, ideal for space-constrained applications.
These features make the LMC555CMMX versatile for various timing and control applications in electronics.

Package

The LMC555CMMX is packaged in a small-outline integrated circuit (SOIC) form factor. Specifically, it features a 8-pin SOIC package.

Pinout

The LMC555CMMX is a CMOS timer IC with a 8-pin configuration. The pin count and functions are as follows:
1. GND: Ground connection.
2. TRIG: Trigger input; a falling edge on this pin starts the timing interval.
3. OUT: Output; provides the timing signal.
4. RESET: Resets the timer; active low.
5. CTRL: Control voltage; used to override the timing capacitor's voltage.
6. THRS: Threshold input; voltage level that resets the flip-flop.
7. DISCH: Discharge pin; connected to the timing capacitor and used to discharge it when the timer is off.
8. VCC: Power supply voltage input.
The LMC555 is designed for low power applications, offering a wide range of timing and pulse-width modulation capabilities.

Manufacturer

The manufacturer of the LMC555CMMX is Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company known for its innovative electronics and integrated circuits. Founded in 1930, TI is a major player in the field of analog and embedded processing technologies, providing a wide range of products for various applications, including automotive, industrial, consumer electronics, and communication systems. The LMC555 is a variant of the classic 555 timer IC, designed for low-power and precision applications. TI emphasizes research and development, contributing significantly to advancements in electronics.

Application

The LMC555CMMX is a versatile timer IC used in various applications, including timing, oscillation, pulse generation, and waveform shaping. Common uses include clock generation, frequency modulation, LED blinking, delay timing, and pulse-width modulation (PWM) circuits. Its low power consumption and precision make it suitable for battery-operated devices, automotive electronics, and consumer products. Additionally, it is often employed in control systems, signal processing, and as a monostable or astable multivibrator in electronic projects.

Equivalent

The LMC555CMMX is equivalent to several other timer ICs, including the NE555, LM555, and TLC555. Additionally, CMOS variants like the LMC555 and ICM7555 can be used as substitutes. Always check the specific application's voltage, current, and timing requirements for compatibility.