sx8744emstrt Semtech Corporation, sx8744emstrt Datasheet
sx8744emstrt
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sx8744emstrt Summary of contents
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... Programmable Conversion Rate For Optimal Power Consumption 250 uA Active Current @ 10Hz Sampling Rate SMBus v2.0 Interface Supports TIMEOUT Pb-Free, Halogen Free, RoHS/WEEE Compliant Product Ordering Information Part Number SX8733EWLTRT SX8743EMSTRT SX8744EMSTRT Page 1 DATASHEET For External Sensors P2 VDD SMBCLK SX8744 8 AL1 AL2 ...
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ADVANCED COMMUNICATIONS & SENSING Table of contents Section 1. Electrical Characteristics ......................................................................................................................................... 3 1.1. Sensor Temperature Definition ........................................................................................................................ 3 1.2. Absolute Maximum Ratings ............................................................................................................................. 3 1.3. Electrical Specification ..................................................................................................................................... 4 1.4. SMBus Timing Characteristics......................................................................................................................... 5 1.5. SMBus Timing Waveforms .............................................................................................................................. ...
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ADVANCED COMMUNICATIONS & SENSING 1. Electrical Characteristics 1.1. Sensor Temperature Definition Parameter Local sensor diode temperature (chip junction temperature) External diode temperature (remote diode junction temperature) 1.2. Absolute Maximum Ratings Stresses above the values listed below may cause permanent device ...
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ADVANCED COMMUNICATIONS & SENSING 1.3. Electrical Specification All values valid within the operating conditions unless otherwise specified. Parameter Operating Conditions Power supply Operating temperature Current Consumption Active current Current in standby mode Temperature to Digital Converter Temperature resolution 1 Remote ...
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ADVANCED COMMUNICATIONS & SENSING 1.4. SMBus Timing Characteristics Parameter SMBus clock frequency SMBus clock low time SMBus clock high time SMBus rise time SMBus fall time SMBDAT and SMBCLK time low for reset of serial interface Data setup time 1 ...
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ADVANCED COMMUNICATIONS & SENSING 2. Pin Configuration 2.1. Pinout Pin # MLPD exposed pad is not connected internally connected to ground plane for thermal dissipation 2.2. Pin Description Pin ...
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ADVANCED COMMUNICATIONS & SENSING 3. Configuration 3.1. General Presentation AL1 AL2 D1 D2 D3+ + D3- - SX8733 SX8744 SX8743 Figure ...
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ADVANCED COMMUNICATIONS & SENSING P1 P2 Mode 0, Mode 1 VDD P1 ALARM1 P2 ALARM2 Mode 3 P1 VSS VDD P2 ALARM1 Mode 6, Mode VDD P3 ALARM1 P4 ALARM2 Mode 10 Figure 3. Mode Connection Diagrams ...
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ADVANCED COMMUNICATIONS & SENSING P1 P2 VDD VSS P3 P4 Mode 13, Mode VSS VDD P4 Mode 16, Mode Mode 20 Figure 4. Mode Connection Diagrams (Modes and ...
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ADVANCED COMMUNICATIONS & SENSING 3.3. Differential and Single-Ended External Sensor Table 4 indicates whether the external sensors are connected differentially or in single-ended configuration with grounded cathode. Differential modes have better common-mode rejection of external noise pickup. The external noise ...
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ADVANCED COMMUNICATIONS & SENSING Track resistances kOhm may be cancelled important that the track resistance values in the cathode or anode path of the external sensor are made equal. Care must be taken during PCB ...
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ADVANCED COMMUNICATIONS & SENSING 3.7. Alarm Alarm threshold registers (RegAlarm1 and RegAlarm2) contain the value the user wishes VDD the alarms to trip on. The alarm data format is the same as the temperature data format which is set in ...
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ADVANCED COMMUNICATIONS & SENSING Temperature High Byte Temperature (ºC) Binary -40 or less 0000 0000 0 0000 0000 1 0000 0001 50 0011 0010 64 0100 0000 100 0110 0100 127 0111 1111 140 or more 0111 1111 Diode fault ...
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ADVANCED COMMUNICATIONS & SENSING A different ideality factor causes a change in the slope of the linear equation V =f(T). BE Gain and offset can be adjusted with the registers RegExtGain and RegExtOffset to compensate for small variations in n. ...
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ADVANCED COMMUNICATIONS & SENSING 6.3. Register Read - Combined Format Read from single register (combined format Slave address 0x4C 6.4. Register Read ...
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ADVANCED COMMUNICATIONS & SENSING 7. Register / Memory Map Each register is described in the following register memory map. These are identified by a Register Name and corresponding hexadecimal register address. 7.1. Memory Map 0x00 RegConfig Determines the chip variant ...
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ADVANCED COMMUNICATIONS & SENSING Bits Name Mode 7:6 Reserved rw 5:0 ExtGain rw Bits Name Mode 7:0 ExtOffset rw Bits Name Mode 7:4 Reserved rw 3 SelExt3 rw 2 SelExt2 rw 1 SelExt1 rw 0 SelInt rw Bits Name Mode ...
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ADVANCED COMMUNICATIONS & SENSING Bits Name Mode 7:5 Reserved rw 4 OneShot rw 3 Regular rw 2:0 Rate rw Bits Name Mode 7:0 IntTempMSB r Bits Name Mode 7:3 Reserved r 2:0 IntTempLSB r Bits Name Mode ExtTemp1MSB r 7:0 ...
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ADVANCED COMMUNICATIONS & SENSING Bits Name Mode 7:5 Reserved rw 4 ClockStretching rw 3 TempOffsetMode rw 2 Point3 rw Algo Bit0 rw Bits Name Mode 7:4 Reserved ExtTemp3End ExtTemp2End w 1 ...
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ADVANCED COMMUNICATIONS & SENSING 8. Packaging Information 8.1. MLPD-W6-EP2 Package Outline Drawing A PIN 1 INDICATOR (LASER MARK) aaa LxN E/2 N D/2 NOTES: 1. CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES). 2. COPLANARITY APPLIES TO ...
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ADVANCED COMMUNICATIONS & SENSING 8.2. MLPD-W6-EP2 Land Pattern Drawing ( NOTES: 1. CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES). THIS LAND PATTERN IS FOR REFERENCE PURPOSES ONLY. 2. CONSULT YOUR MANUFACTURING GROUP TO ENSURE YOUR COMPANY'S MANUFACTURING ...
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ADVANCED COMMUNICATIONS & SENSING 8.3. Package Outline Drawing: MSOP E/2 PIN 1 INDICATOR ccc N/2 TIPS aaa C SEATING PLANE C SIDE VIEW NOTES: 1. CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES). ...
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ADVANCED COMMUNICATIONS & SENSING 8.4. Land Pattern Drawing: MSOP-8 X (C) P NOTES: 1. THIS LAND PATTERN IS FOR REFERENCE PURPOSES ONLY. CONSULT YOUR MANUFACTURING GROUP TO ENSURE YOUR COMPANY'S MANUFACTURING GUIDELINES ARE MET. ACS Revision 2.91/February 2010 ©2010 Semtech ...
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... Semtech and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs damages and attorney fees which could arise. Contact information Semtech Corporation Advanced Communications & Sensing Products E-mail: sales@semtech.comacsupport@semtech.comInternet: http://www.semtech.com USA 200 Flynn Road, Camarillo, CA 93012-8790. ...