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CD4541BPW
+BOMIC OSC PROG TIMER 100KHZ 14TSSOP
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #CD4541BPW
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データシート CD4541BPW DataSheet
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在庫状況990
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Supplier | Texas Instruments |
| Package | Tube |
| ProductStatus | Active |
| Type | Programmable Timer |
| Count | 65536 |
| Frequency | 100kHz |
| Voltage-Supply | 3V ~ 20V |
| OperatingTemperature | -55°C ~ 125°C |
| Package/Case | 14-TSSOP (0.173, 4.40mm Width) |
| SupplierDevicePackage | 14-TSSOP |
概要
Description
Key features of the CD4541BPW include a selectable 16-stage binary counter, two external pins for setting the desired timing interval, and the ability to reset or inhibit the timer function. The IC is also equipped with an automatic power-on reset circuit, ensuring reliable operation from startup. It has Schmitt-triggered inputs to provide noise immunity and reduce false triggering.
Typical applications include frequency division, time delay generation, and pulse-width modulation. The device is available in various package types, including PDIP and SOIC, making it suitable for both through-hole and surface-mount designs.
Equivalent
Features
1. Wide Operating Voltage: Supports a wide voltage range from 3V to 15V, making it versatile for various applications.
2. Programmable Timer: Offers programmable timing intervals with both 16-stage binary counter and oscillator control, allowing for precise timing configurations.
3. Oscillator Options: Supports both external and internal oscillator configurations, providing flexibility in design.
4. Selectable Time Base: Allows selection between two time bases, further enhancing customizability in timing applications.
5. Reset Functionality: Includes a master reset feature to restart the timer, adding reliability to its operation.
6. Low Power Consumption: Designed for low power consumption, making it ideal for battery-operated devices.
7. Robust Packaging: Available in a small, reliable package suitable for space-constrained applications.
8. Temperature Range: Operates effectively across a wide temperature range, ensuring performance in various environmental conditions.
These features make the CD4541BPW suitable for a wide array of applications requiring accurate timing and minimal power usage.
Pinout
1. VSS (Pin 7): Ground connection.
2. VDD (Pin 14): Positive supply voltage.
3. Q/Q\_ (Pin 8/9): Output pins providing either the direct or complementary output of the timer.
4. RESET (Pin 6): Resets the timer when activated.
5. MR (Master Reset, Pin 5): Resets the counter when activated.
6. A, B (Pins 12, 13): Binary control inputs for setting divider ratio.
7. Oscillator Input (Pin 1): Input for external resistor-capacitor network to set timing.
8. Oscillator Output (Pin 2): Feedback for external timing control.
9. AUTO/MAN (Pin 4): Selects between automatic or manual reset mode.
10. EN (Pin 3): Enables the timer.
These pins work together to allow the CD4541BPW to function as a highly flexible programmable timer suitable for a variety of timing applications.
Manufacturer
Application
1. Timing Applications: For creating precise time delays in circuits.
2. Oscillator Circuits: Used as an oscillator for generating clock pulses.
3. Frequency Division: Can divide the frequency of input signals for various applications.
4. Timer Functions: Useful in applications that require programmable timing intervals, such as alarm systems or automatic shut-off systems.
5. Pulse Generation: Can be used to generate pulses for triggering other devices or circuits.
6. Industrial Controls: Employed in control systems for automated machinery.
Its versatility and reliability make it suitable for both consumer electronics and industrial applications.