SN74LV393ADGVR

The SN74LV393ADGVR is a dual 4-bit binary ripple counter integrated circuit (IC) manufactured by Texas Instruments. It is part of the SN74LV family, which is known for its low-voltage and low-power characteristics, making it suitable for a variety of digital applications.

Key Features:

1. Dual 4-Bit Counter: The SN74LV393ADGVR contains two independent 4-bit binary counters. Each counter can count from 0 to 15 (in binary) and can be cascaded for extended counting capabilities.

2. Low Voltage Operation: This IC operates within a voltage range of 2.0V to 5.5V, making it compatible with modern low-voltage logic systems.

3. High Speed: The device is designed for high-speed operation, with a maximum clock frequency of up to 100 MHz at 5V, ensuring quick response times for counting applications.

4. Asynchronous Reset: Each counter features an asynchronous reset function, allowing the counters to be reset to zero regardless of the clock state. This is useful for initializing the counters in various applications.

5. Ripple Carry Output: The counters provide ripple carry outputs, which can be used to cascade multiple counters together, allowing for counting beyond 4 bits.

6. TTL Compatible: The SN74LV393ADGVR is compatible with TTL (Transistor-Transistor Logic) levels, making it versatile for integration into existing digital systems.

7. Package Type: The IC is available in a TSSOP (Thin Shrink Small Outline Package) with a 20-pin configuration, which is compact and suitable for space-constrained applications.

8. Temperature Range: It operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications.

Applications:

• Frequency Counters: The SN74LV393ADGVR can be used in frequency counting applications where precise counting of pulses is required.
• Event Counters: It is ideal for counting events in various electronic systems, such as in digital clocks or timers.
• Digital Logic Circuits: The IC can be integrated into larger digital systems for counting and control functions.
• Cascading Applications: Due to its ripple carry output, it can be used in applications requiring multiple counters to work together.

Electrical Characteristics:

• Supply Voltage (Vcc): 2.0V to 5.5V
• Input Voltage (VI): 0V to Vcc
• Output Voltage (VO): 0V to Vcc
• Power Dissipation: Low power consumption, typically in the range of microamperes.

Conclusion:

The SN74LV393ADGVR from Texas Instruments is a versatile and efficient dual 4-bit binary counter that is well-suited for a variety of digital counting applications. Its low voltage operation, high speed, and ease of integration make it a popular choice among engineers and designers in the field of electronics.