Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | 555 Type, Timer/Oscillator (Single) |
| Voltage-Supply | 4.5V ~ 16V |
| Current-Supply | 10 mA |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
Overview
Description
The MC1455BDR2G is a precision timing device, also known as a timer IC, designed by ON Semiconductor. It is a variant of the classic 555 timer, widely used in various applications for generating precise time delays or oscillation. The MC1455BDR2G can operate in either monostable or astable mode, making it versatile for functions such as pulse generation, timer delay, and LED or lamp flashers.
Key features of the MC1455BDR2G include a wide operating voltage range from 4.5V to 16V, high output current capability, and a low standby current, which makes it energy efficient. The device also offers high noise immunity and temperature stability, ensuring reliable performance in diverse environments.
This component is housed in a small, surface-mount package, which is suitable for compact circuit board designs. Given its robust functionality, the MC1455BDR2G is commonly used in consumer electronics, industrial controls, and automotive applications where precise timing is essential.
Key features of the MC1455BDR2G include a wide operating voltage range from 4.5V to 16V, high output current capability, and a low standby current, which makes it energy efficient. The device also offers high noise immunity and temperature stability, ensuring reliable performance in diverse environments.
This component is housed in a small, surface-mount package, which is suitable for compact circuit board designs. Given its robust functionality, the MC1455BDR2G is commonly used in consumer electronics, industrial controls, and automotive applications where precise timing is essential.
Equivalent
The MC1455BDR2G is a 555 timer IC. Equivalent products include the NE555, LM555, and SE555, which are all variations of the standard 555 timer IC. These chips are widely used for timing applications, and their specifications are similar, allowing them to be used interchangeably in many circuits. Always verify the electrical characteristics and packaging to ensure compatibility with your specific application.
Features
The MC1455BDR2G is a precision timer IC that is designed for a wide range of applications. Key features include:
1. Adjustable Timing Intervals: It can generate accurate time delays or oscillations with adjustable timing ranging from microseconds to hours.
2. Wide Supply Voltage Range: Operates typically between 4.5V and 16V, providing flexibility for various applications.
3. High Current Drive: The output stage can source or sink up to 200 mA, suitable for driving loads directly.
4. Stable Operation: The IC is known for its excellent temperature stability and low drift, enhancing reliability.
5. Low Power Consumption: Offers efficient power usage which is beneficial for battery-powered devices.
6. Ease of Use: Configurable as a monostable or astable multivibrator, allowing for diverse application possibilities.
7. Industry Standard Pin Configuration: Ensures compatibility with other standard 555 timer ICs.
8. Temperature Range: Designed to operate within a wide temperature range, making it suitable for various environmental conditions.
The MC1455BDR2G is ideal for applications such as pulse generation, precision timing, and sequential timing in both industrial and consumer electronics.
1. Adjustable Timing Intervals: It can generate accurate time delays or oscillations with adjustable timing ranging from microseconds to hours.
2. Wide Supply Voltage Range: Operates typically between 4.5V and 16V, providing flexibility for various applications.
3. High Current Drive: The output stage can source or sink up to 200 mA, suitable for driving loads directly.
4. Stable Operation: The IC is known for its excellent temperature stability and low drift, enhancing reliability.
5. Low Power Consumption: Offers efficient power usage which is beneficial for battery-powered devices.
6. Ease of Use: Configurable as a monostable or astable multivibrator, allowing for diverse application possibilities.
7. Industry Standard Pin Configuration: Ensures compatibility with other standard 555 timer ICs.
8. Temperature Range: Designed to operate within a wide temperature range, making it suitable for various environmental conditions.
The MC1455BDR2G is ideal for applications such as pulse generation, precision timing, and sequential timing in both industrial and consumer electronics.
Pinout
The MC1455BDR2G is a version of the classic 555 timer IC produced by ON Semiconductor. It is typically housed in an 8-pin SOIC package. Here are the pin functions:
1. GND (Ground): Reference point for the power supply, connected to the negative terminal.
2. Trigger: Activates the timing interval when a voltage below 1/3 of the supply voltage is applied.
3. Output: Provides the output signal, either high or low, depending on the timer’s state.
4. Reset: Resets the timer when a low voltage is applied; if not used, it is typically connected to VCC.
5. Control Voltage: Allows modification of the timer’s threshold voltage, usually connected to ground through a capacitor if unused.
6. Threshold: Ends the timing interval when the voltage exceeds 2/3 of the supply voltage.
7. Discharge: Connects to the timing capacitor and discharges it when the output is low.
8. VCC: Positive supply voltage terminal.
This IC is used in various applications like timing, delay, pulse generation, and oscillation due to its versatility and reliability.
1. GND (Ground): Reference point for the power supply, connected to the negative terminal.
2. Trigger: Activates the timing interval when a voltage below 1/3 of the supply voltage is applied.
3. Output: Provides the output signal, either high or low, depending on the timer’s state.
4. Reset: Resets the timer when a low voltage is applied; if not used, it is typically connected to VCC.
5. Control Voltage: Allows modification of the timer’s threshold voltage, usually connected to ground through a capacitor if unused.
6. Threshold: Ends the timing interval when the voltage exceeds 2/3 of the supply voltage.
7. Discharge: Connects to the timing capacitor and discharges it when the output is low.
8. VCC: Positive supply voltage terminal.
This IC is used in various applications like timing, delay, pulse generation, and oscillation due to its versatility and reliability.
Manufacturer
The MC1455BDR2G is manufactured by onsemi, which is a semiconductor company. onsemi, formerly known as ON Semiconductor, is a leading supplier of semiconductor-based solutions, offering a comprehensive portfolio of energy-efficient power and signal management, logic, discrete, and custom devices. The company focuses on automotive, industrial, and communications markets, providing components that contribute to energy efficiency, device miniaturization, and enhanced performance in electronics systems.
Application
The MC1455BDR2G is a precision timer IC commonly used in various applications. Its primary use is in timing circuits, where it functions as a monostable multivibrator or astable oscillator. Key application areas include pulse generation, time delay generation, LED or lamp flashers, pulse-width modulation (PWM), frequency dividers, and voltage-controlled oscillators (VCOs). It is also employed in signal conditioning and waveform generation tasks. Its versatility and ease of use make it suitable for automotive, consumer electronics, industrial, and communication systems.
Package
The MC1455BDR2G is an integrated circuit in an SOIC-8 package type. SOIC stands for Small Outline Integrated Circuit, and the "8" indicates the number of pins. This package is surface-mount, allowing for more compact and efficient circuit board designs.
