PCA9519 是一个4 通道的I2C 总线/SMBus 中继器,可以实现将低电压两线串行总线接
口的处理器与标准的I2C 总线或SMBus I/O 相连。该中继器在电平转换中保持I2C 总线系统所有的模式和特点的同时,允许通过给数据总线(SDA)和时钟总线(SCK)提供双向缓冲区来扩展I2C 总线,从而使I2C 总线或SMBus 在高电压下最大容限电容为400PF。SDA 和SCL 引脚具有耐压保护功能,当PCA9519 掉电时,均呈现出高阻抗特性。
资源简介:PCA9519 是一个4 通道的I2C 总线/SMBus 中继器,可以实现将低电压两线串行总线接口的处理器与标准的I2C 总线或SMBus I/O 相连。该中继器在电平转换中保持I2C 总线系统所有的模式和特点的同时,允许通过给数据总线(SDA)和时钟总线(SCK)提供双向缓冲区来扩...
上传时间: 2013-11-23
上传用户:brilliantchen
资源简介:电子技术基础--模拟电子技术 电子教案 PPT版
上传时间: 2013-04-15
上传用户:eeworm
资源简介:The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. I/O expan...
上传时间: 2013-10-27
上传用户:w230825hy
资源简介:The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallelInput/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed toenhance the NXP Semiconductors family of I2C-bus I/O expanders. I/O expande...
上传时间: 2013-10-09
上传用户:731140412
资源简介:The PCA9537 is a 10-pin CMOS device that provides 4 bits of General Purpose parallelInput/Output (GPIO) expansion with interrupt and reset for I2C-bus/SMBus applicationsand was developed to enhance the NXP Semiconductors family of I2C-bus I...
上传时间: 2013-10-14
上传用户:wuchunzhong
资源简介:The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. The impr...
上传时间: 2013-10-10
上传用户:inwins
资源简介:The PCA9538 is a 16-pin CMOS device that provides 8 bits of General Purpose parallelInput/Output (GPIO) expansion with interrupt and reset for I2C-bus/SMBus applicationsand was developed to enhance the NXP Semiconductors family of I2C-bus I...
上传时间: 2014-01-24
上传用户:youmo81
资源简介:The PCA9557 is a silicon CMOS circuit which provides parallel input/output expansion for SMBus and I2C-bus applications. The PCA9557 consists of an 8-bit input port register, 8-bit output port register, and an I2C-bus/SMBus interface. It ...
上传时间: 2014-01-18
上传用户:bs2005
资源简介:The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. The improv...
上传时间: 2013-11-17
上传用户:vodssv
资源简介:The PCA9535 and PCA9535C are 24-pin CMOS devices that provide 16 bits of GeneralPurpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and wasdeveloped to enhance the NXP Semiconductors family of I2C-bus I/O expanders...
上传时间: 2013-10-21
上传用户:爱死爱死
资源简介:The PCA9546A is a quad bidirectional translating switch controlled via the I2C-bus. TheSCL/SDA upstream pair fans out to four downstream pairs, or channels. Any individualSCx/SDx channel or combination of channels can be selected, determine...
上传时间: 2013-11-16
上传用户:cc1915
资源简介:The PCA9555 is a 24-pin CMOS device that provides 16 bits of General Purpose parallelInput/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed toenhance the NXP Semiconductors family of I2C-bus I/O expanders. The improv...
上传时间: 2013-11-13
上传用户:fredguo
资源简介:PCA9515 是一款采用BiCMOS 工艺的总线中继器,通过它可以扩展I2C 和SMBus 系统。PCA9515 在保持总线操作模式和特性的情况下,通过缓存数据线(SDA)和时钟线(SCL)的数据实现I2C 总线扩展,总线容性负载能力最大为400pF。
上传时间: 2013-11-10
上传用户:asdgfsdfht
资源简介:PCA9516 是一款基于BICMOS 工艺的I2C/SMBus 总线中继器。PCA9516 保持I2C 总线系统所有的模式与特性的同时,允许扩展I2C/时钟总线和连接5 条最大容限为400pF 电容的总线。当I2C 总线上有400pF 的电容时,总线长度和器件的数量都会被限制。系统设计者把总线分...
上传时间: 2013-11-13
上传用户:75119158
资源简介:PCA9517 是一款基于CMOS 工艺的低电压I2C 中继器,在I2C 总线或SMBus 应用中进行高低电压转换。PCA9517 能够在电平转换期间保持总线所有的操作模式和特性,通过数据线(SDA)和时钟线(SCL)的双向缓存实现I2C 总线扩展,总线最大容性负载为400pF。PCA9517 能...
上传时间: 2013-10-08
上传用户:zgz317
资源简介:电工电子技术课件 太原理工 PPT版
上传时间: 2013-04-15
上传用户:eeworm
资源简介:The PCA9519 is a 4-channel level translating I2C-bus/SMBus repeater that enables theprocessor low voltage 2-wire serial bus to interface with standard I2C-bus or SMBus I/O.While retaining all the operating modes and features of the I2C-bus ...
上传时间: 2013-11-19
上传用户:jisiwole
资源简介:16位4通道A/D转换器CS5523驱动程序。 C51,编写。测试通过
上传时间: 2014-08-18
上传用户:372825274
资源简介:PCA9518 是一款采用BiCMOS 工艺的总线集线器,通过它可以扩展I2C 和SMBus 系统。PCA9518 在保持总线操作模式和特性的情况下,通过缓存数据线(SDA)和时钟线(SCL)的数据实现I2C 总线扩展,使总线最大容性负载为400pF。
上传时间: 2013-11-16
上传用户:黄华强
资源简介:*** *** *** *** *** *** ***** ** Two wire/I2C Bus READ/WRITE Sample Routines of Microchip s ** 24Cxx / 85Cxx serial CMOS EEPROM interfacing to a ** PIC16C54 8-bit CMOS single chip microcomputer ** Revsied Version 2.0 (4/2/92). **...
上传时间: 2013-12-27
上传用户:ljmwh2000
资源简介:人类进入21世纪以来,计算机科学技术、信息科学技术和自动化控制技术被广泛的应用于现场的工业生产中,而数据传输是工业生产的重要环节,数据传输的质量直接影响到生产效益。数据集中器被用在数据传输环节,传统的数据集中器由于功能单一、总线接口过少、无数...
上传时间: 2022-06-20
上传用户:qingfengchizhu
资源简介:用fpga+usb显现的4通道800K的数据采集方案。
上传时间: 2013-08-10
上传用户:moshushi0009
资源简介:针对CAN总线在现场运用中存在的一些限制因素,及煤矿井下液压支架电液控制系统CAN总线组网控制中存在的问题,提出了一种基于意法半导体公司STM32单片机的单线CAN总线隔离中继器。充分利用了STM32F105系列单片机内部集成的双bxCAN控制器和飞思卡尔MC33879的单...
上传时间: 2013-11-23
上传用户:lml1234lml
资源简介:PCA9673是PCF8575的升级产品,提供快速模式FM+的I2C-bus速度(1MHz),因此,输出能支持PWM LED调光功能。具有高I2C总线驱动能力(30mA),所以不需要总线缓冲器就能挂接很多器件。且灌电流能力高(200mA),能同21时驱动多个25mA的LED,允许多个器件(16个)...
上传时间: 2013-11-14
上传用户:evil
资源简介:The PCA9539; PCA9539R is a 24-pin CMOS device that provides 16 bits of GeneralPurpose parallel Input/Output (GPIO) expansion with interrupt and reset forI2C-bus/SMBus applications and was developed to enhance the NXP Semiconductorsfamily of...
上传时间: 2013-11-10
上传用户:ewtrwrtwe
资源简介:The PCA9540B is a 1-of-2 bidirectional translating multiplexer, controlled via the I2C-bus.The SCL/SDA upstream pair fans out to two SCx/SDx downstream pairs, or channels.Only one SCx/SDx channel is selected at a time, determined by the con...
上传时间: 2014-12-28
上传用户:nshark
资源简介:The PCA9541 is a 2-to-1 I2C-bus master selector designed for high reliability dual masterI2C-bus applications where system operation is required, even when one master fails orthe controller card is removed for maintenance. The two masters (...
上传时间: 2013-10-09
上传用户:3294322651
资源简介:The PCA9542A is a 1-of-2 bidirectional translating multiplexer, controlled via the I2C-bus.The SCL/SDA upstream pair fans out to two SCx/SDx downstream pairs, or channels.Only one SCx/SDx channel is selected at a time, determined by the con...
上传时间: 2013-12-07
上传用户:europa_lin
资源简介:The PCA9547 is an octal bidirectional translating multiplexer controlled by the I2C-bus.The SCL/SDA upstream pair fans out to eight downstream pairs, or channels. Only oneSCx/SDx channel can be selected at a time, determined by the contents...
上传时间: 2014-12-28
上传用户:270189020
资源简介:The PCA9548A is an octal bidirectional translating switch controlled via the I2C-bus. TheSCL/SDA upstream pair fans out to eight downstream pairs, or channels. Any individualSCx/SDx channel or combination of channels can be selected, determ...
上传时间: 2013-10-13
上传用户:bakdesec