CD4541BEX

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CD4541BEX

+Nomenclature

PROGRAMMABLE TIMER

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Spécifications

Attribut Valeur
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

Présentation

Description

The CD4541BEX is a versatile CMOS programmable timer from the CD4000 series of integrated circuits. It is designed primarily for timing applications, offering a range of features that make it suitable for use in various timing and oscillator circuits. The CD4541BEX can be configured in both monostable and astable modes, making it adaptable to different timing needs. It offers a wide supply voltage range, typically from 3V to 15V, ensuring compatibility with various electronic systems.
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

The CD4541BEX is a programmable timer IC. Its equivalent products are typically from other manufacturers with similar functionality. Some equivalents include:
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

The CD4541BEX is a Programmable Timer IC from the 4000 series of CMOS logic devices. Key features include:
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

The CD4541BEX is a CMOS programmable timer IC typically used in timing applications. It has a 14-pin dual in-line package (DIP). Here’s a brief overview of its pin count and functions:
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

The CD4541BEX is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a broad portfolio of analog and embedded processing chips. These products are used in a wide range of applications, including consumer electronics, automotive, industrial, communications equipment, and more. TI is known for its innovation in the semiconductor industry and has a significant presence in research and development, which supports its diverse product offerings. The company is headquartered in Dallas, Texas, and has operations worldwide.

Application

The CD4541BEX is a versatile CMOS programmable timer IC used in various applications. Key areas include:
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.

Package

The CD4541BEX is typically available in a dual in-line package (DIP) and small outline integrated circuit (SOIC) package types, which are standard for many integrated circuits. These packages allow for easy mounting on printed circuit boards (PCBs).