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LM82 Datasheet(PDF) 4 Page - National Semiconductor (TI) |
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LM82 Datasheet(HTML) 4 Page - National Semiconductor (TI) |
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Absolute Maximum Ratings (Note 1) Supply Voltage −0.3 V to 6.0 V Voltage at SMBData, SMBCLK, T_CRIT_A & INT pins −0.5V to 6V Voltage at Other Pins −0.3 V to (V CC + 0.3 V) D− Input Current ±1mA Input Current at All Other Pins (Note 2) 5 mA Package Input Current (Note 2) 20 mA SMBData, T_CRIT_A, INT Output Sink Current 10 mA Storage Temperature −65˚C to +150˚C Soldering Information, Lead Temperature QSOP Package (Note 3) Vapor Phase (60 seconds) 215˚C Infrared (15 seconds) 220˚C ESD Susceptibility (Note 4) Human Body Model 2000 V Machine Model 250 V Operating Ratings (Notes 1, 5) Specified Temperature Range T MIN to TMAX LM82 −40˚C to +125˚C Supply Voltage Range (V CC) +3.0V to +3.6V Temperature-to-Digital Converter Characteristics Unless otherwise noted, these specifications apply for V CC=+3.0 Vdc to 3.6 Vdc. Boldface limits apply for TA =TJ =TMIN to T MAX; all other limits TA=TJ=+25˚C, unless otherwise noted. Parameter Conditions Typical Limits Units (Note 6) (Note 7) (Limit) Temperature Error using Local Diode ((Note 8)) T A = 0 ˚C to +85˚C, V CC=+3.3V ±1 ±3 ˚C (max) T A = −40 ˚C to +125˚C, V CC=+3.3V ±4 ˚C (max) Temperature Error using Remote Diode ((Note 8)) T A = +60 ˚C to +100˚C, V CC=+3.3V ±3 ˚C (max) T A = 0 ˚C to +100˚C, V CC=+3.3V ±3 ˚C (max) T A = 0 ˚C to +125˚C, V CC=+3.3V ±4 ˚C (max) Resolution 8 Bits 1˚C Conversion Time of All Temperatures (Note 10) 460 600 ms (max) Quiescent Current (Note 9) SMBus (I 2C) Inactive 0.500 0.80 mA (max) D− Source Voltage 0.7 V Diode Source Current (D+ − D−)=+ 0.65V; high level 125 µA (max) 60 µA (min) Low level 15 µA (max) 5 µA (min) T_CRIT_A and INT Output Saturation Voltage I OUT = 3.0 mA 0.4 V (max) Power-On Reset Threshold On V CC input, falling edge 2.3 1.8 V (max) V (min) Local and Remote T_CRIT and HIGH Default Temperature settings (Note 11) +127 ˚C www.national.com 4 |
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