KA556I

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KA556I

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IC OSC TIMER DUAL 14-DIP

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Thông số kỹ thuật

thuộc tính Giá trị
Supplier onsemi
Package Tube
ProductStatus Obsolete
Type 555 Type, Timer/Oscillator (Dual)
Voltage-Supply 4.5V ~ 16V
Current-Supply 16 mA
OperatingTemperature -40°C ~ 85°C
Package/Case 14-DIP (0.300, 7.62mm)
SupplierDevicePackage 14-MDIP

Tổng quan

Description

The KA556I is a dual monolithic timing circuit, primarily used for precision timing applications. It can function as a monostable multivibrator or an astable multivibrator, making it versatile for generating accurate time delays or oscillation frequencies. Each of its two timing circuits operates independently, allowing for dual operation within a single chip.
The device is built with high-stability internal timing circuitry, typically requiring only an external resistor and capacitor to configure its timing intervals. The KA556I offers features such as adjustable duty cycles, low power consumption, and reliable pulse generation.
Its applications range from simple timing functions like LED flashers and tone generators to more complex uses in pulse width modulation (PWM) and frequency division. The KA556I is widely used in electronics for its reliability, ease of use, and cost-effectiveness, making it a staple in both educational and industrial environments for timing and waveform generation tasks.

Equivalent

The KA556I is a dual timer IC, similar in function to the NE556. Equivalent products include:
1. NE556
2. LM556
3. SE556
4. SA556
5. MC1455
These chips offer similar functionality, typically used in applications that require timing, such as pulse generation and oscillators. When replacing, ensure compatibility with the specific requirements of your circuit, such as voltage and frequency specifications.

Features

The KA556I is a dual timer IC, which is a variation of the popular 555 timer, designed for precision timing applications. Here are its key features:
1. Dual Timer: Includes two independent timers, which can operate as monostable or astable multivibrators.
2. Wide Operating Voltage: Typically functions between 4.5V to 16V, making it suitable for various applications.
3. Low Power Consumption: Designed for efficient energy use.
4. High Stability: Offers precise timing with minimal drift over temperature or voltage changes.
5. Adjustable Duty Cycle: Enables control over the output pulse width and frequency.
6. Output Compatibility: The output can sink or source up to 200mA, suitable for driving TTL circuits.
7. Temperature Range: Operates efficiently over a wide temperature range, usually from -40°C to +85°C.
8. Package Options: Available in DIP or SOIC packages for versatile mounting options.
This makes the KA556I suitable for a wide range of applications, including timers, pulse generation, oscillators, and delay circuits.

Pinout

The KA556I is a dual timer IC, which means it contains two independent 555 timer circuits in a single package. This IC is commonly used for applications requiring dual timing functions, such as generating precise time delays or oscillation.
The KA556I is typically housed in a 14-pin dual in-line package (DIP). Here is a brief overview of its pin functions:
1. GND - Ground, reference point for the rest of the circuit (common for both timers).
2. TRIG (1 & 2) - Trigger input for each timer, starts the timing interval.
3. OUT (1 & 2) - Output for each timer, provides the timer's output signal.
4. RESET (1 & 2) - Resets the timing interval when pulled low.
5. CTRL (1 & 2) - Control voltage for each timer, can be used to adjust the threshold voltage.
6. THRES (1 & 2) - Threshold input, compares voltage level to end the timing interval.
7. DISCH (1 & 2) - Discharge pin for each timer, used for capacitor discharge.
8. VCC - Supply voltage for the circuit (common for both timers).
Each section of the KA556I operates independently, allowing for versatile dual-timer applications.

Manufacturer

The KA556I is manufactured by Kalashnikov USA, a company based in the United States that specializes in firearms. Kalashnikov USA is known for producing firearms that are inspired by the designs of the iconic Russian Kalashnikov rifles, such as the AK-47 and its variants. The company focuses on the American market, offering a range of semi-automatic rifles and shotguns that adhere to U.S. regulations. Kalashnikov USA operates independently from the original Russian manufacturer, Kalashnikov Concern, and it is not associated with the Russian company due to U.S. sanctions against Russia. The company emphasizes quality manufacturing and innovation in its product lines, catering to both civilian and law enforcement markets.

Application

The KA556I is a dual timer IC, similar to the popular NE555 timer, and is used in various electronic applications. Key application areas include:
1. Timing Functions: Used for generating precise time delays or oscillation frequencies in circuits.
2. Pulse Generation: Ideal for creating pulse-width modulation signals.
3. Sequential Timing: Useful in applications requiring sequential switching or timing operations.
4. Frequency Division: Can be applied in frequency divider circuits.
5. LED/Lamp Flasher: Commonly used in applications requiring LED or lamp flashing.
6. Tone Generation: Utilized in audio applications for tone generation.
7. Switch Debouncing: Helps in eliminating noise from mechanical switches in digital circuits.
These versatile applications make it valuable in both consumer electronics and industrial systems.

Package

The KA556I is typically available in an 8-pin Dual In-line Package (DIP), which is a common type for integrated circuits such as timers. This package is suitable for through-hole mounting on printed circuit boards.

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