MC14040BDR2G

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The MC14040BDR2G is a simple, very low power 16-bit ripple counter. It is a low-power, high-speed device used in digital logic designed for applications such as clocking, counting, and dividing. Its high speed and low power consumption make it an ideal choice for clocking digital circuits in today’s fast-paced world.

The MC14040BDR2G is designed to provide clocking signals for various forms of logic, including multiplexing, decoding, and linear frequency modulation (LFM). Its structure consists of four cascaded counter stages and one latch stage. The latch stage can reset the counter to its initial state by means of an active low signal applied to its reset/load pin. As such, the device can also be used as a synchronous data and/or address counter.

The device operates in two modes: normal and power-down. In normal mode, high-speed clock input edges cause the counter to increment, while low-speed debounced clock input edges cause the latch stage to reset the counter to zero. In power-down mode, the device is essentially reset to its initial condition by holding its power-down pin low. This feature makes the MC14040BDR2G an ideal choice for applications that need to save power or require very low power consumption for prolonged periods of operation.

The device has two outputs, a normal output and a latching output. As the device advances through its counter sequence, both the normal output and the latching output will toggle between low and high, giving a binary pattern on both outputs. The normal output is effectively synchronous with the input while the latching output is delayed by sixteen clock pulses. The latching output is used to provide a reset pulse at the end of the counter sequence.

In addition to its use as a ripple counter, the MC14040BDR2G can also be used as a frequency divider. By connecting the latching output to the input or clock input and controlling the reset/load control pin, the device can be programmed to divide an incoming clock signal by a particular number. This feature can be used to set clock frequencies or to simply divide incoming signals by an arbitrary number.

The MC14040BDR2G can be used in a wide variety of applications, including frequency locking and measuring, and testing digital circuitry. It is also used in some industrial applications, such as process and motion control, and in scientific instruments to provide the necessary clock and data signals. The device is available in three different versions, with different power consumption levels, so it is suitable for designs that require critical power management.

The MC14040BDR2G is also well suited for use in automotive applications, where low power consumption and high accuracy are necessary. The device is also used in microcontroller-based applications, such as serial communication and sensor scanning, as well as for applications which require a wide variety of frequency dividing capabilities.

The MC14040BDR2G is an excellent candidate for a variety of clock and data generation functions. Its simple configuration and wide range of frequency dividing abilities make it an ideal choice for many applications requiring a very low power and highly accurate source of clocking signals. In addition, its power-down mode makes it suitable for power saving applications.

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