Precautions for Product Design ................................................................................................................................... 30
6.2
Precautions for Package Mounting .............................................................................................................................. 31
6.3
Precautions for Use Environment ................................................................................................................................ 33
11. Pin Status in Each CPU State ........................................................................................................................................ 41
12.3 DC Characteristics....................................................................................................................................................... 47
12.3.1 Current Rating .............................................................................................................................................................. 47
12.4 AC Characteristics ....................................................................................................................................................... 51
12.4.1 Main Clock Input Characteristics .................................................................................................................................. 51
12.4.2 Sub Clock Input Characteristics ................................................................................................................................... 52
C Timing ................................................................................................................................................................. 76
12.8 Return Time from Low-Power Consumption Mode ...................................................................................................... 84
13. Ordering Information ...................................................................................................................................................... 88
15. Major Changes ................................................................................................................................................................ 94
High-power compensated power voltage stabilization system is the main voltage stabilization power supply equipment in telecommunications, electricity, transportation, chemical industry, finance, medic...
definition:
1. When the op amp is used in open loop, the DC voltage loaded between the two input terminals makes the amplifier DC output voltage 0.
2. When the op amp is connected as a follower and th...
[i=s]This post was last edited by Digital Leaf on 2021-4-7 21:28[/i]For basic peripherals such as LEDs and buttons, you can use the pin device abstracted by rt_thread. In the I/O device model, rt-thre...
[align=center][size=5][color=#0000ff]Why do I recommend these materials? [/color][/size][/align] [size=5][color=#0000ff] [/color][/size] [size=4][color=#000000] There has always been a saying in the s...
introduction
Oxygen is an important substance for human metabolism. Brain tissue has a high metabolic rate and consumes about 20% of the total oxygen in the body. In the clinical rescue and ...[Details]
Human body information monitoring is an emerging field. People envision developing wireless electroencephalogram (EEG) monitoring equipment to diagnose epilepsy patients. Wearable wireless EEG can ...[Details]
At present, the global medical electronics industry is gradually showing attractive development prospects, and the speed of product replacement is constantly increasing. At the same time, due to the p...[Details]
Due to the needs of medical development, in many cases, general thermometers can no longer meet the requirements of fast and accurate temperature measurement, such as measuring human body temperature ...[Details]
0Introduction
In oil drilling, accurate measurement of wellbore posture is the premise of wellbore trajectory control. To this end, this paper fully combines the advantages of single-chip ...[Details]
Wireless personal area networks (or WPANs) are particularly useful for sensing, monitoring, and control applications. Cost-effective WPANs have the unique potential to implement wireless connectivi...[Details]
Multi-parameter monitor is an important device in clinical nursing. It can monitor the patient's ECG, blood pressure, blood oxygen saturation, respiratory rate, pulse rate and temperature. At present,...[Details]
MOSFETs are widely used as power switching elements in regulators and motor controllers. They are available as discrete devices or integrated into ICs in various H-bridge configurations.
A hig...[Details]
Introduction With the continuous development of economy, people's demand for automobiles is increasing day by day. Correspondingly, automobile consumer groups are becoming more and more mature. It...[Details]
introduction
The data detected by various
measuring instruments
often need to be transferred to a PC for data processing and archiving, so as to make full use of the rich hardware an...[Details]
Introduction
High voltage power supply is an indispensable part of nuclear radiation detection instrument, which supplies high voltage to nuclear radiation detection devices (such as prop...[Details]
1 Introduction
Reliability research originated from weapon systems. After nearly half a century of development, it has become an engineering discipline that covers all disciplines and industri...[Details]
Introduction: Generally speaking, the power supplies used to drive today's high-resolution analog/digital converters have AC or DC loads of hundreds of ohms or more. Therefore, an operational ampli...[Details]
In recent years, the development of automotive electronic technology has significantly improved vehicle safety performance. One of the technologies that is expected to be widely used is the tire p...[Details]
With the advent of the new economic era represented by the Internet, PCs have lost their former glory, and smart 3C products (Computer, Communication and Consumer) will set off a new wave. As one o...[Details]