SN74LVC823APW

The SN74LVC823APW is a high-speed, low-voltage, dual 4-bit binary counter integrated circuit (IC) manufactured by Texas Instruments. It is part of the LVC family of logic devices, which are designed to operate at low voltage levels while providing high-speed performance and low power consumption.

Key Features:

1. Functionality: The SN74LVC823APW is a dual 4-bit binary counter, meaning it can count from 0 to 15 in binary (0000 to 1111). It has two independent counters, allowing for versatile applications in digital counting and timing circuits.

2. Voltage Range: This IC operates within a supply voltage range of 1.65V to 5.5V, making it suitable for a variety of low-voltage applications, including battery-powered devices.

3. Speed: The device is designed for high-speed operation, with a maximum clock frequency of up to 100 MHz at 3.3V, ensuring quick response times in counting applications.

4. Low Power Consumption: The SN74LVC823APW features low static and dynamic power consumption, which is essential for energy-efficient designs, particularly in portable electronics.

5. Input/Output Compatibility: The IC is compatible with both TTL and CMOS logic levels, allowing it to interface seamlessly with a wide range of digital circuits.

6. Pin Configuration: The SN74LVC823APW is available in a TSSOP (Thin Shrink Small Outline Package) with 16 pins, which provides a compact footprint suitable for space-constrained applications.

7. Reset Functionality: The counters can be reset asynchronously, allowing for immediate control over the counting process. This feature is useful for initializing the counters to a known state.

8. Count Enable: The device includes count enable inputs, which allow for selective counting based on external control signals, adding flexibility to its operation.

9. Temperature Range: The SN74LVC823APW is rated for operation over a temperature range of -40°C to +125°C, making it suitable for industrial and automotive applications.

Applications:

The SN74LVC823APW is widely used in various applications, including:

• Digital clocks and timers
• Frequency counters
• Event counters in data acquisition systems
• Frequency dividers in communication systems
• General-purpose counting applications in embedded systems

Conclusion:

The SN74LVC823APW from Texas Instruments is a versatile and efficient dual 4-bit binary counter that combines high-speed performance with low power consumption and a wide operating voltage range. Its features make it an excellent choice for a variety of digital counting applications in modern electronic designs.