Overview
The CD4532BEG4 is a CMOS 8-Bit Priority Encoder produced by Texas Instruments. This integrated circuit is designed to encode the highest priority input and provide an 8-bit binary output corresponding to that input. The device is part of the CD4000 series of CMOS logic circuits and is known for its low power consumption and high noise immunity.
Key Specifications
| Parameter | Condition | Limit | Unit |
|---|---|---|---|
| Supply Voltage (VDD) | - | 3 to 18 | V |
| Input Voltage (VIN) | - | -0.5 to VDD + 0.5 | V |
| Input Low Voltage (VIL) | - | 0 to 0.8 | V |
| Input High Voltage (VIH) | - | 2 to VDD | V |
| Output Low Voltage (VOL) | IOL = 1.6 mA | 0.4 | V |
| Output High Voltage (VOH) | IOH = -400 μA | VDD - 0.4 | V |
| Quiescent Current (IDD) | VDD = 5V, No Load | 10 | μA |
Key Features
- 8-Bit Priority Encoder: Encodes the highest priority input and provides an 8-bit binary output.
- Low Power Consumption: Operates with low quiescent current, making it suitable for battery-powered applications.
- High Noise Immunity: Designed to operate reliably in noisy environments.
- Wide Operating Voltage Range: Can operate from 3V to 18V.
- Compliant with CD4000 Series Standards: Meets the specifications for CMOS logic circuits in the CD4000 series.
Applications
The CD4532BEG4 is commonly used in various digital systems where priority encoding is necessary. These include:
- Priority Interrupt Systems: In microprocessor systems where multiple interrupts need to be prioritized.
- Control Systems: In industrial control systems where multiple inputs need to be encoded and prioritized.
- Communication Systems: In communication systems where data needs to be encoded and transmitted with priority.
Q & A
- What is the CD4532BEG4 used for?
The CD4532BEG4 is used as an 8-Bit Priority Encoder to encode the highest priority input and provide an 8-bit binary output. - What is the operating voltage range of the CD4532BEG4?
The CD4532BEG4 operates from 3V to 18V. - What are the input voltage limits for the CD4532BEG4?
The input voltage should be between -0.5V and VDD + 0.5V. - What is the quiescent current of the CD4532BEG4?
The quiescent current is typically 10 μA at VDD = 5V with no load. - Is the CD4532BEG4 suitable for noisy environments?
Yes, it is designed with high noise immunity. - What are common applications of the CD4532BEG4?
Common applications include priority interrupt systems, control systems, and communication systems. - Is the CD4532BEG4 part of the CD4000 series?
Yes, it is part of the CD4000 series of CMOS logic circuits. - What is the output voltage range of the CD4532BEG4?
The output low voltage is typically 0.4V, and the output high voltage is VDD - 0.4V. - Can the CD4532BEG4 be used in battery-powered applications?
Yes, due to its low power consumption. - Is the CD4532BEG4 available for purchase?
No, it is discontinued and no longer carried by major distributors like DigiKey.
