SERIAL THREE BIT PORT

Description The ELM621 is a serially controlled, three bit parallel I/O port in an 8 pin package. The high level of integration employed means that very few external components are required in order to construct a fully functional circuit with this IC. Features ? Low power CMOS design -

文件：38.06 Kbytes 頁(yè)數(shù)：6 Pages

ELM

Serial Three Bit Port

The ELM621 is a serially controlled, three bit parallel I/O port in an 8 pin package. The high level of integration employed means that very few external components are required in order to construct a fully functional circuit with this IC.\n\n The ELM621 offers several convenient features that m ·Low power CMOS design – typically 1mA\n·High speed (9600 baud) RS232 communications\n·Standard ASCII commands and responses\n·16 byte receive buffer\n·Switchable pullup resistance\n·Minimum of external components required\n·External reset input\n·High current drive outputs – up to 25 mA;

ELM

SERIAL THREE BIT PORT

Description The ELM621 is a serially controlled, three bit parallel I/O port in an 8 pin package. The high level of integration employed means that very few external components are required in order to construct a fully functional circuit with this IC. Features ? Low power CMOS design -

文件：38.06 Kbytes 頁(yè)數(shù)：6 Pages

ELM

SERIAL THREE BIT PORT

Description The ELM621 is a serially controlled, three bit parallel I/O port in an 8 pin package. The high level of integration employed means that very few external components are required in order to construct a fully functional circuit with this IC. Features ? Low power CMOS design -

文件：38.06 Kbytes 頁(yè)數(shù)：6 Pages

ELM

High efficiency 30V step up DC/DC converter

文件：527.47 Kbytes 頁(yè)數(shù)：9 Pages

ELM

High efficiency 30V step up DC/DC converter

文件：527.47 Kbytes 頁(yè)數(shù)：9 Pages

ELM-TECH

榆木科技

30V 高效率 升壓 DC/DC轉(zhuǎn)換器

ELM621LA是一個(gè)固定頻率的、恒定電流方式工作的高效率升壓型DC/DC轉(zhuǎn)換器。 該IC 的頻率在內(nèi)部被設(shè)置為固定的1.3MHz。 另外，可以使用小型的表面貼裝的電感器和電容器?？梢栽?.7V～30V的電壓范圍內(nèi)恒定輸出電壓。 封裝采用的是小型的TSOT-25。 ? 電流模式控制\n? 過(guò)熱保護(hù)功能\n? UVLO功能\n? 輸入電壓范圍2.5V to 5.5V\n? 內(nèi)部電流限制1.45A\n? 關(guān)機(jī)電流<0.1μA\n? 固定頻率工作Typ.1.3MHz\n? 高効率90%\n? 封裝TSOT-25;

ELM-Tech

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