As we all know, low-power linear regulated power supplies are widely used electronic equipment in electronic system testing, but at present, low-power power supplies are mostly fixed voltage output or voltage adjustable, but there...Read more
74LS00 is four groups of 2-input NAND gates (positive logic), a total of 54/7400, 54/74H00, 54/74S00, 54/74LS00.
The development of modern sonar technology began in the 20th century and was initially applied in the military, that is, to detect, classify, locate and track underwater targets, conduct underwater communication and navigation, and...Read more
The 74LS244 is a 3-state 8-bit buffer, generally used as a bus driver. The 74LS244 has no latching function. The address latch is a temporary register, which temporarily stores the address code on the...Read more
TDA2030 is an integrated power amplifier that has been widely used in recent years. It has the characteristics of small size, large output power, low distortion, etc., and has an internal protection circuit.
With the popularity of various personal music players, music has become one of the indispensable elements in our daily life. However, long-term use of headphones to listen to music can cause hearing damage.
LM386 is widely used in audio power amplifier circuits. In most occasions or when used alone, LM386 can work normally, but when used in conjunction with other circuits, it may cause self-excitation and reduced...Read more