20-pin SOIC-W, 19 Bussed Resistors; 100% tin (Pb-free) terminations
Absolute TCR Code
00 = ±250ppm/°C; 01 = ±100ppm/°C
02 = ±50ppm/°C; 03 = ±25ppm/°C
Resistance Code
4-Digit Resistance Code
Ex: 1002 = 10K , 50R1 = 50.1
(The USA style coding shown is preferred, but, historically, European style coding (e.g. 10K) may have been used.)
Absolute Tolerance Code
J = ±5%; G = ±2%; F = ±1%; D = ±0.5%
C = ±0.25%; B = ±0.1%
Optional Ratio Tolerance Code
G = ±2%; F = ±1%; D = ±0.5%;
C = ±0.25%; B = ±0.1%; A = ±0.05%
Packaging
Specify tubes or tape & reel.
Tape and reel packaging is compliant with EIA-481-D: 8 mm through 200 mm Embossed Carrier Taping and 8 mm and 12 mm Punched Carrier Taping of Surface Mount Components
for Automatic Handling.
Tube packaging drawing detail available upon request.
I recently encountered the following two problems when developing wince with smdk2440 BSP. I hope that the experts can give me some advice: 1. I wrote a led dll driver myself and added it to nk. After...
It's interesting. Please sign your name after reading it. Support it. In the middle of the night, I woke up and felt my husband hugging me tightly. I was so happy! I thought: This guy is usually very ...
Digi-Key teamed up with senior moderators dcexpert and littleshrimp to reveal the secrets of MicroPython!
Please allow me to introduce the gorgeous lineup of the main creative team. Both moderators ar...
Reset operation is already checked.
But after burning it in, it must be simulated before running. It can also run after the simulation is completed.
Why doesn't it run immediately after burning? Thank...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
High-definition video surveillance has developed rapidly in recent years, mainly to solve the problem of unclear "details" in normal monitoring. Some cities use high-definition television surveilla...[Details]
Example of multitasking and resource reuse of programs
There is an electromechanical device with two buttons that control two different parts of the device.
Now the requirement is:
wh...[Details]
1. Introduction
According to the definition of the International Electrotechnical Commission (IEC) and the American Instrument Society (ISA), fieldbus is a digital, two-way transmission, multi...[Details]
1. Introduction
PROFIBUS is an international, open asynchronous serial communication standard, which is widely used in manufacturing automation and process automation, buildings, transportatio...[Details]
In order to reduce the proportion of data transmission time in the entire system processing time index, the data transmission rate should be no less than E1 (2.048Mb/s), and the communication...[Details]
In the "mistress war", Zhou Hongyi constantly questioned Lei Jun, firing at Lei Jun on issues such as the cost, profit, configuration, and marketing methods of Xiaomi mobile phones.
The "m...[Details]
1 Working Principle
This system makes full use of the control and computing capabilities of the 89C51 single-chip microcomputer and adopts the MCS-51 assembly language to design a microwave pu...[Details]