Texas Instruments

SN74LV165ANSR

The Texas Instruments SN74LV165ANSR is a high-performance, 8-bit, parallel-in/parallel-out (PISO) shift register that is designed to operate with low-voltage power supplies. It is part of the 74LVxx family of logic devices, which are known for their low power consumption and high-speed performance.

Description:

The SN74LV165ANSR is a 16-pin package that contains an 8-bit shift register with three-state outputs. It has a serial input (SER), an 8-bit parallel input (D0 to D7), and an 8-bit parallel output (Q0 to Q7). The device also features a clock input (CLK), a load input (LD), and an output enable (OE) input. The three-state outputs allow the device to be connected to other devices without causing conflicts.

Features:

1. Low power consumption: The SN74LV165ANSR operates with a supply voltage range of 1.65V to 3.6V and has a low quiescent current, making it suitable for battery-powered applications.
2. High-speed performance: The device has a fast clock rate and short output propagation delays, making it suitable for high-speed data transfer applications.
3. Three-state outputs: The outputs can be placed in a high-impedance state when the OE input is low, allowing multiple devices to share the same bus line without conflicts.
4. Glitch-free operation: The device features a clocked input structure that ensures glitch-free operation during data shifts.
5. Wide operating temperature range: The SN74LV165ANSR can operate in temperatures ranging from -40°C to +125°C, making it suitable for industrial applications.

Applications:

1. Data buffering and storage: The SN74LV165ANSR can be used to temporarily store data in parallel format before shifting it out serially or vice versa.
2. Parallel-to-serial conversion: The device can be used to convert parallel data to serial data for transmission over long distances or through narrow channels.
3. Serial-to-parallel conversion: The SN74LV165ANSR can be used to convert serial data to parallel data for processing by other digital circuits.
4. Bus multiplexing: The three-state outputs allow the device to be used for bus multiplexing, where multiple devices share the same data bus line.
5. Digital signal processing: The high-speed performance of the SN74LV165ANSR makes it suitable for use in digital signal processing applications, such as audio or video processing.
6. Industrial control systems: The wide operating temperature range and low power consumption of the SN74LV165ANSR make it suitable for use in industrial control systems, where reliability and energy efficiency are critical.