Overview
The CD4541BNSRG4 is a CMOS Programmable Timer produced by Texas Instruments. This component is part of the CD4541B series and is designed for high-voltage applications, with a rating of up to 20V. It features a built-in low-power RC oscillator and can operate as a 2^n frequency divider or as a single-transition timer. The timer is highly versatile, making it suitable for a wide range of timing and oscillation needs in electronic circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | CD4541BNSRG4 |
| Category | Integrated Circuits (ICs) - Clock/Timing - Programmable Timers and Oscillators |
| Package | 14-SOIC (0.209", 5.30mm Width) |
| Frequency | DC to 100kHz |
| Voltage - Supply | 3 V ~ 20 V |
| Operating Temperature Range | -55°C ~ 125°C |
| Output Drive (IOL/IOH)(Max) | 4/-4 mA |
| Technology Family | CD4000 |
| Lifecycle Status | Active (Recommended for new designs) |
Key Features
- Low Symmetrical Output Resistance, typically 100 Ω at VDD= 15V
- Built-In Low-Power RC Oscillator with a frequency range from DC to 100kHz
- External Clock (Applied to Pin 3) can be used instead of the oscillator
- Operates as a 2^n frequency divider or as a single-transition timer
- Q/Q̄ Select Provides Output Logic Level Flexibility
- AUTO or MASTER RESET disables oscillator during reset to reduce power dissipation
- Operates with very slow clock rise and fall times
- Capable of driving six low power TTL loads, three low-power Schottky loads, or six HTL loads over the rated temperature range
- Symmetrical output characteristics
- 100% tested for quiescent current at 20V
- Meets all requirements of JEDEC Standard No. 13B, "Standard Specifications for Description of B Series CMOS Devices"
Applications
The CD4541BNSRG4 is suitable for various applications requiring precise timing and oscillation, including:
- Timing circuits in industrial control systems
- Oscillator circuits in audio and video equipment
- Frequency dividers in telecommunications and networking devices
- Single-transition timers in automotive and aerospace systems
- Low-power timing solutions in battery-operated devices
Q & A
- What is the CD4541BNSRG4 used for?
The CD4541BNSRG4 is a CMOS Programmable Timer used for timing and oscillation in various electronic circuits.
- What is the operating voltage range of the CD4541BNSRG4?
The operating voltage range is from 3 V to 20 V.
- What is the maximum frequency of the built-in oscillator?
The maximum frequency of the built-in oscillator is 100kHz.
- Can the CD4541BNSRG4 be used with an external clock?
- What is the operating temperature range of the CD4541BNSRG4?
The operating temperature range is from -55°C to 125°C.
- How many TTL loads can the CD4541BNSRG4 drive?
The CD4541BNSRG4 can drive six low power TTL loads over the rated temperature range.
- Is the CD4541BNSRG4 RoHS compliant?
- What is the package type of the CD4541BNSRG4?
The package type is 14-SOIC (0.209", 5.30mm Width).
- Can the CD4541BNSRG4 be used in low-power applications?
- What are the key features of the AUTO RESET function?
The AUTO RESET function disables the oscillator during reset to reduce power dissipation and ensures reliable automatic power-on reset when VDD is greater than 5V.
