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HEF4541BT,652
+物料清單IC OSC PROG TIMER 36MHZ 14SOIC
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製造商Nexperia美國公司
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製造商部分 #HEF4541BT,652
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有存貨2581
365 天品質保證
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90-日售後保障
正品保證
規格
| 屬性 | 價值 |
| Supplier | Nexperia USA Inc. |
| Package | Tube |
| ProductStatus | Obsolete |
| Type | Programmable Timer |
| Frequency | 36MHz |
| Voltage-Supply | 4.5V ~ 15.5V |
| Current-Supply | 500 µA |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 14-SO |
概述
Description
Key features of the HEF4541BT include a built-in oscillator with an external resistor and capacitor to set the timing interval, and a binary counter for time delay generation, which can be programmed through various pins. The timer can be used in both monostable and astable modes, allowing for flexibility in creating precise timing events.
This IC is packaged in a TSSOP-16 form factor, which is compact and suitable for surface-mount applications. Its reliability and ease of use make it popular among hobbyists and professionals for applications such as delay circuits, LED flashers, and frequency dividers.
Equivalent
Features
1. Programmable Timer: It allows for precise timing adjustments using an external resistor and capacitor.
2. Frequency Divider: Capable of dividing the frequency of an incoming clock signal.
3. Astable and Monostable Operation: Supports both modes, making it versatile for various applications.
4. Wide Voltage Range: Operates over a wide voltage range, enhancing compatibility with different systems.
5. High Noise Immunity: Designed to be resistant to electrical noise, providing reliable performance.
6. Configurable Output: Provides options for configuring output signals based on the timer settings.
7. Low Power Consumption: Efficient power usage makes it suitable for battery-powered devices.
These features make the HEF4541BT/652 ideal for use in applications requiring precise timing and frequency operations, such as in consumer electronics, industrial automation, and communication systems.
Pinout
Key pin functions include:
- Pin 1 (VSS): Ground.
- Pin 2 (Q/Q): Output terminal (Q or its complement).
- Pin 3 (VDD): Positive supply voltage.
- Pin 4 (INHIBIT): Input to enable or disable the oscillator.
- Pin 5 (MR): Master reset.
- Pins 6, 7, 8, 9 (A, B, C, D): Timing interval selection.
- Pin 10 (EXT): Connection for external components to adjust timing.
- Pin 11 (VOLTAGE CONTROL): Allows voltage control of the oscillator frequency.
- Pins 12-14: Additional connections for oscillator operation.
- Pin 15 (OSCILLATOR INPUT): Input for external clock signal.
- Pin 16 (OSCILLATOR OUTPUT): Output of the oscillator signal.
The HEF4541BT,652 is versatile for applications requiring precise timing control and is commonly used in timing, sequencing, and delay generation circuits.
Manufacturer
Application
1. Timing and Delay Circuits: Used in applications requiring precise time delays.
2. Frequency Division: Functions in circuits that need frequency division or multiplication.
3. Pulse Generation: Useful in generating precise pulses for digital circuits.
4. Sequencing Operations: Employed in sequential logic circuits for controlled operations.
5. Industrial Automation: Applied in controlling timed operations in machinery.
6. Consumer Electronics: Used in devices requiring timed functions, such as microwave ovens.
7. Security Systems: Incorporated in timing circuits for alarm systems or other security applications.
These applications leverage the IC's ability to operate over a wide voltage range and its programmability.