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KA556
+物料清單IC OSC TIMER DUAL 14-DIP
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製造商安森美
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製造商部分 #KA556
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數據表 KA556 DataSheet
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規格
| 屬性 | 價值 |
| Supplier | onsemi |
| Package | Tube |
| ProductStatus | Obsolete |
| Type | 555 Type, Timer/Oscillator (Dual) |
| Voltage-Supply | 4.5V ~ 16V |
| Current-Supply | 16 mA |
| OperatingTemperature | 0°C ~ 70°C |
| Package/Case | 14-DIP (0.300, 7.62mm) |
| SupplierDevicePackage | 14-MDIP |
概述
Description
The KA556 operates with a wide supply voltage range, typically from 4.5V to 16V, allowing for flexibility in both low and high-voltage applications. It is also known for its stability against temperature variations and offers low power consumption. The device features adjustable duty cycle, TTL compatibility, and can source or sink 200 mA of current. Its compact design makes it suitable for integration into circuits where board space is at a premium. Overall, the KA556 is ideal for applications requiring reliable timing and sequencing functions in both consumer electronics and industrial systems.
Equivalent
Features
1. Dual Timer Circuits: It has two separate 555 timers that can be configured for monostable or astable operation within one package, allowing for complex timing sequences.
2. Wide Supply Voltage Range: It operates over a voltage range of approximately 4.5V to 16V, making it suitable for a variety of applications.
3. Low Power Consumption: The KA556 is designed to consume minimal power, making it efficient for use in battery-powered devices.
4. Adjustable Duty Cycle: The timing cycle can be adjusted by varying the resistors and capacitors connected to the timer.
5. Stable Operation: It provides precise timing and is less affected by temperature and supply voltage variations.
6. Output Compatibility: The outputs are compatible with TTL, which is useful for interfacing with digital circuits.
These features make the KA556 suitable for use in applications such as pulse generation, timer circuits, and oscillators.
Pinout
1. Ground (Pin 7): Common ground pin for both timers.
2. Trigger A (Pin 6): Activates the timing interval of the first timer.
3. Output A (Pin 5): Outputs the result of the first timer.
4. Reset A (Pin 4): Resets the first timer when low.
5. Control Voltage A (Pin 3): Adjusts threshold voltage for the first timer.
6. Threshold A (Pin 2): Ends timing interval for the first timer.
7. Discharge A (Pin 1): Discharges the timing capacitor for the first timer.
8. VCC (Pin 14): Power supply pin for the IC.
9. Discharge B (Pin 13): Discharges the timing capacitor for the second timer.
10. Threshold B (Pin 12): Ends timing interval for the second timer.
11. Control Voltage B (Pin 11): Adjusts threshold voltage for the second timer.
12. Reset B (Pin 10): Resets the second timer when low.
13. Output B (Pin 9): Outputs the result of the second timer.
14. Trigger B (Pin 8): Activates the timing interval of the second timer.
These functions make the KA556 suitable for creating precise time delays and oscillations in electronic circuits.
Manufacturer
Application
1. Monostable Mode: Generates precise time delays in circuits, such as in pulse generation and switch debouncing.
2. Astable Mode: Functions as an oscillator to create square waveforms for clock generation and LED flashers.
3. Sequential Timing: Utilized in applications requiring multiple timing sequences, such as in traffic light controllers.
4. Pulse Width Modulation (PWM): Used in motor speed control and light dimming applications.
5. Frequency Division: Employed in frequency divider circuits for communication systems.
The dual timer configuration makes it versatile for applications needing synchronized or multiple timing functions.