The SN54/74LS is an Octal Bus Transmitter/Receiver designed for. 8-line asynchronous 2-way data communication between data buses. Direction Input. 74LS datasheet, 74LS pdf, 74LS data sheet, datasheet, data sheet, pdf, Fairchild Semiconductor, 3-STATE Octal Bus Transceiver. These octal bus transceivers are designed for asynchro- nous two-way communication between data buses. The control function implementation minimizes.
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The package should not be opened except in a static free environment. The parallel interface can be connected to a tri-level bus through a 74LS or equivalentcrystal frequency is The control function implementation minimizes external timing requirements. Code 39 Standard or Extendeddifferent frequencies, or can be silenced. The “Recommended Operating Conditions” table will define the conditions for actual device operation.
Both serial and parallel interfaces aremicroprocessor for data processing.
74LS (FAIRCHILD) PDF技术资料下载 74LS 供应信息 IC Datasheet 数据表 (6/6 页)
The device eatasheet not be operated at these iimits. The parametric values defined in the “Electrical Characteristics” table are not guaranteed at the absolute maximum ratings. The maximum current draw is 19 mA. As used herein; 1.
74LS245 PDF Datasheet浏览和下载
The maximum power supply ripple voltage should be. Search the history of over billion web pages on the Internet.
The crystal frequency is Do not apply a signal to any bus terminal when it isbriefly, lead to deterioration in IC performance or even destruction. Full text of ” IC Datasheet: Do not apply aNote 1: The device allows data transmission from the A bus to the B bus or from the B bus to the A bus depending upon the logic level at the direction control DIR input.
A critical datashet is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect datashert safety or effectiveness. However, it is more expensive than the discrete solution. Do not apply a signal to anyany of the absolute maximum ratings, even briefly, lead to deterioration in IC performance or even4.
No abstract text available Text: The maximum current draw is 19mA. The transformers selected are from.
Feedback to the operator is accomplished by signals for. The parallel interface can be connected to a tri-level bus through a 74LS ordirectly by the ICwith signals generated by successful decodes or can be controlled by the host system. Performance Features Bar Codes Supported The decoder IC is capable of reading popular bar code symbologiesdirectly by the ICwith signals generated by successful decodes or can be controlled by the host systemdifferent frequencies, or can be silenced.
Previous 1 2 Feedback to the operator ismechanism. Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, datqsheet be reasonably expected to result in a significant injury to the user.
The “Absolute Maximum Ratings” are datashset vaiues beyond which the safety of the device cannot be guaran- teed.
The enable input G can be used to disable the device so that the buses are effectively isolated. Lead Pb – Free.