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L9703D中文資料意法半導(dǎo)體數(shù)據(jù)手冊(cè)PDF規(guī)格書(shū)

L9703D
廠商型號(hào)

L9703D

功能描述

OCTAL GROUND CONTACT MONITORING CIRCUIT

文件大小

169.21 Kbytes

頁(yè)面數(shù)量

9 頁(yè)

生產(chǎn)廠商 STMicroelectronics
企業(yè)簡(jiǎn)稱(chēng)

STMICROELECTRONICS意法半導(dǎo)體

中文名稱(chēng)

意法半導(dǎo)體集團(tuán)官網(wǎng)

原廠標(biāo)識(shí)
數(shù)據(jù)手冊(cè)

下載地址一下載地址二到原廠下載

更新時(shí)間

2025-2-5 23:00:00

L9703D規(guī)格書(shū)詳情

DESCRIPTION

The L9703isa bipolar monolithic integratedcir cuit for monitoring the status of up to eight contacts connected to GND.

It contains eight contact senseinputs and eight microcomputer compatible three-state outputs.

. OPERATING DC SUPPLY VOLTAGE RANGE 5V TO 25V

. SUPPLY OVERVOLTAGEPULSE UP TO 40V

. VERY LOW STANDBY QUIESCENT CURRENT 0.2mA

. INTERNAL CLAMPING DIODES AT CONTACT INPUTS TO VS AND GND

. INPUT PULSE CURRENT CAPABILITY UP TO + 50mA ; – 75mA

. NOMINAL CONTACT CURRENT OF 10mA DEFINED BY EXTERNAL CONTACT SERIES RESISTORS RI N1–8

. CONTACT STATUS MONITORING BY COMPARING THE RESISTANCE AT CONTACT SENSEINPUTS WITHTHE INTERNAL REFERENCE RESISTOR VALUE

. HIGHIMMUNITY DUE TO RESISTANCE COMPARISON WITH HYSTERESIS

產(chǎn)品屬性

  • 型號(hào):

    L9703D

  • 制造商:

    STMICROELECTRONICS

  • 制造商全稱(chēng):

    STMicroelectronics

  • 功能描述:

    OCTAL GROUND CONTACT MONITORING CIRCUIT

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