圖片僅供參考
CD4541BEX
+物料清單PROGRAMMABLE TIMER
-
製造商哈裡斯公司
-
製造商部分 #CD4541BEX
-
有存貨2420
365 天品質保證
7*24 小時服務保證
90-日售後保障
正品保證
規格
| 屬性 | 價值 |
| Supplier | Rochester Electronics, LLC |
| Package | Bulk |
| ProductStatus | Active |
| Type | Programmable Timer |
| Count | 65536 |
| Frequency | 6MHz ~ 100kHz |
| Voltage-Supply | 3V ~ 18V |
| Current-Supply | 100 µA |
| OperatingTemperature | -55°C ~ 125°C (TA) |
| Package/Case | 14-DIP (0.300, 7.62mm) |
| SupplierDevicePackage | 14-PDIP |
概述
Description
One of its key features is the ability to use either an external resistor-capacitor (RC) network or an external frequency source for timing. Additionally, it includes selectable output duty cycles and a built-in oscillator that simplifies design implementation. The device has a programmable countdown timer with a selectable 16-stage binary counter, providing flexibility in timing precision. The CD4541BEX is widely used in applications requiring precise time delays, frequency generation, and pulse-width modulation. Its low power consumption and high noise immunity make it a robust choice for both industrial and consumer electronics.
Equivalent
1. HEF4541B from NXP Semiconductors
2. MC14541B from ON Semiconductor
3. TC4541BP from Toshiba
These ICs generally offer similar timing functions and can be used interchangeably in most applications, but verify datasheets for exact specifications and compatibility.
Features
1. Programmable Timing: Offers a wide range of programmable timing functions, suitable for monostable and astable operations.
2. Oscillator Options: Can be configured to either use an external resistor and capacitor for oscillation or operate in a free-running mode.
3. Selectable Time Intervals: Provides selectable timing intervals determined by external components for versatile applications.
4. Low Power Consumption: As a CMOS device, it offers low power consumption, making it suitable for battery-operated devices.
5. Wide Supply Voltage Range: Operates over a broad voltage range, typically from 3V to 15V, enhancing its versatility for different applications.
6. High Noise Immunity: Features high noise immunity, crucial for reliable performance in different environments.
7. Output Compatibility: The output is compatible with TTL, driving various loads.
8. Temperature Range: Designed to operate over a wide temperature range, making it suitable for industrial applications.
This IC is frequently used in timing, sequencing, and pulse generation applications.
Pinout
1. VSS (Pin 7): Ground connection.
2. VDD (Pin 14): Positive power supply.
3. Q/Q' (Pins 8, 9): These are the timer output pins, providing complementary outputs.
4. Oscillator Pins (Pins 1, 2, 3): Used for connecting to external resistors and capacitors to set the oscillator frequency.
5. MR (Pin 6): Master Reset, used to reset the timer.
6. AUTO/MAN (Pin 5): Selects between automatic or manual reset mode.
7. RST (Pin 4): Reset input.
8. MODE (Pin 13): Selects timer mode operation.
9. EN (Pin 10): Enable input, controls the operation of the timer.
10. NC (Pins 11, 12): These are typically not connected.
This IC is used in applications requiring precision timing, like timing delays, pulse generation, and other related functions.
Manufacturer
Application
1. Timing Applications: It serves as a precision timer for generating specific time delays.
2. Frequency Divider: Used to divide a frequency source for clock generation and event sequencing.
3. Oscillator: Functions as a stable oscillator for creating precise clock pulses.
4. Pulse Generation: Suitable for generating single or repetitive pulses.
5. Timer Circuits: Utilized in designing timer circuits for industrial and consumer electronics.
6. Control Systems: Implemented in control systems requiring reliable timing functions.
Its programmability and wide operating range make it ideal for both simple and complex timing and control tasks.