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首頁 >ST491ABD>規(guī)格書列表

型號	下載訂購	功能描述	制造商上傳企業(yè)	LOGO
ST491ABD	文件：269.86 Kbytes Page：12 Pages	LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER DESCRIPTION The ST491A is a low power transceiver for RS-485 and RS-422 communications. The device contains one driver and one receiver in full duplex configuration. The ST491A draws 5mA (typ.) of supply current when unloaded and operates from a single 5V supply. ■ LOW SUPPLY CURRENT: 5mA MAX ■ 文件：269.86 Kbytes 頁數：12 Pages	STMICROELECTRONICS 意法半導體	STMICROELECTRONICS
ST491ABDR	文件：269.86 Kbytes Page：12 Pages	LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER DESCRIPTION The ST491A is a low power transceiver for RS-485 and RS-422 communications. The device contains one driver and one receiver in full duplex configuration. The ST491A draws 5mA (typ.) of supply current when unloaded and operates from a single 5V supply. ■ LOW SUPPLY CURRENT: 5mA MAX ■ 文件：269.86 Kbytes 頁數：12 Pages	STMICROELECTRONICS 意法半導體	STMICROELECTRONICS
ST491ABN	文件：269.86 Kbytes Page：12 Pages	LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER DESCRIPTION The ST491A is a low power transceiver for RS-485 and RS-422 communications. The device contains one driver and one receiver in full duplex configuration. The ST491A draws 5mA (typ.) of supply current when unloaded and operates from a single 5V supply. ■ LOW SUPPLY CURRENT: 5mA MAX ■ 文件：269.86 Kbytes 頁數：12 Pages	STMICROELECTRONICS 意法半導體	STMICROELECTRONICS
ST491ACD	文件：269.86 Kbytes Page：12 Pages	LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER DESCRIPTION The ST491A is a low power transceiver for RS-485 and RS-422 communications. The device contains one driver and one receiver in full duplex configuration. The ST491A draws 5mA (typ.) of supply current when unloaded and operates from a single 5V supply. ■ LOW SUPPLY CURRENT: 5mA MAX ■ 文件：269.86 Kbytes 頁數：12 Pages	STMICROELECTRONICS 意法半導體	STMICROELECTRONICS
ST491ACDR	文件：269.86 Kbytes Page：12 Pages	LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER DESCRIPTION The ST491A is a low power transceiver for RS-485 and RS-422 communications. The device contains one driver and one receiver in full duplex configuration. The ST491A draws 5mA (typ.) of supply current when unloaded and operates from a single 5V supply. ■ LOW SUPPLY CURRENT: 5mA MAX ■ 文件：269.86 Kbytes 頁數：12 Pages	STMICROELECTRONICS 意法半導體	STMICROELECTRONICS

詳細參數

型號：
ST491ABD
功能描述：
總線收發(fā)器 Hi-Spd Lo Pwr Trans
RoHS：
否
制造商：
Fairchild Semiconductor
邏輯類型：
CMOS
邏輯系列：
74VCX
每芯片的通道數量：
16
輸入電平：
CMOS
輸出電平：
CMOS
輸出類型：
3-State
高電平輸出電流：
- 24 mA
低電平輸出電流：
24 mA
傳播延遲時間：
6.2 ns
電源電壓-最大：
2.7 V, 3.6 V
電源電壓-最?。?/span>
1.65 V, 2.3 V
最大工作溫度：
+ 85 C
封裝/箱體：
TSSOP-48
封裝：
Reel

供應商	型號	品牌	批號	封裝	庫存	備注	價格
深圳市凌旭科技有限公司	ST491ABDR	ST	2016+	SOP14	7292	只做原裝,假一罰十,公司可開17%增值稅發(fā)票!	詢價
深圳市利加科技有限公司	ST491ABDR	ST	16+	SOP14	8000	原裝現貨請來電咨詢	詢價
深圳市宇集芯電子有限公司	ST491ABDR	ST	25+	SOP14	90000	一級代理商進口原裝現貨、假一罰十價格合理	詢價
深圳市華睿芯科技有限公司	ST491ABDR	ST	24+	SOP14	20000	全新原廠原裝，進口正品現貨，正規(guī)渠道可含稅！！	詢價
中天科工半導體（深圳）有限公司	ST491ABDR	ST	20+	SOP14	35830	原裝優(yōu)勢主營型號-可開原型號增稅票	詢價
深圳市河鋒鑫科技有限公司	ST491ABDR	ST	2021+		60000	原裝現貨，歡迎詢價	詢價
深圳市賽美科科技有限公司	ST491ABDR	ST		SOP14	7292	一級代理原裝正品假一罰十價格優(yōu)勢長期供貨	詢價
深圳市瑞卓芯科技有限公司	ST491ABDR	ST/意法	22+	SOP14	15330	原裝正品	詢價
深圳市宏捷佳電子科技有限公司	ST491ABDR	ST	20+	SOP14	12300	獨立分銷商公司只做原裝誠心經營免費試樣正品保證	詢價
深圳市澳億芯電子科技有限公司	ST491ABDR	ST	24+	SOP14	12000	原裝正品假一罰十可拆樣	詢價

更多ST491ABD供應商更新時間2026-1-21 8:31:00

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