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TMP512AID 데이터시트(PDF) 5 Page - Texas Instruments |
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TMP512AID 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 52 page TMP512 TMP513 www.ti.com SBOS491 – JUNE 2010 ELECTRICAL CHARACTERISTICS: V+ = +12V (continued) Boldface limits apply over the specified temperature range, TA = –40°C to +125°C. At TA = +25°C, V+ = 12V, VSENSE = (VIN+ – VIN–) = 32mV, PGA = ÷ 1, and BRNG (1) = 1, unless otherwise noted. TMP512, TMP513 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT TEMPERATURE ERROR TA = –40°C to +125°C ±1.25 ±2.5 °C Local Temperature Sensor TELOCAL TA = +15°C to +85°C, V+ = 12V ±0.25 ±1 °C TA = +15°C to +85°C, TD = –40°C to+ ±0.25 ±1 °C 150°C, V+ = 12V TA = –40°C to +100°C, TD = –40°C to Remote Temperature Sensor(5) TEREMOTE ±1 ±3 °C +150°C, V+ = 12V TA = –40°C to +125°C, TD = –40°C to ±3 ±5 °C +150°C vs Supply, Local V+ = 3V to 5.5V, Configuration 3(6) 0.2 0.5 °C/V V+ = 3V to 5.5V, Configuration 3(6) 0.2 0.5 °C/V vs Supply, Remote V+ = 4.5V to 26V, subregulator supply 0.01 0.05 °C/V TEMPERATURE MEASUREMENT Conversion Time (per channel) 100 115 130 ms Resolution Local Temperature Sensor 13 Bits Remote Temperature Sensor 13 Bits Remote Sensor Source Currents Series Resistance 3k Ω max High 120 mA Medium High 60 mA Medium Low 12 mA Low 6 mA Default Non-Ideality Factor n TMP512/12 Optimized Ideality Factor 1.008 SMBus Logic Input High Voltage (SCL, SDA, GPIO, VIH 2.1 V A0) Logic Input Low Voltage (SCL, SDA, GPIO, VIL 0.8 V A0) Hysteresis 500 mV SMBus Output Low Sink Current 6 mA SDA Output Low Voltage VOL IOUT = 6mA 0.15 0.4 V Logic Input Current 0 ≤ VIN ≤ 6V –1 1 mA SMBus Input Capacitance (SCL, SDA, GPIO, A0) 3 pF SMBus Clock Frequency 3.4 MHz SMBus Timeout(7) 25 30 35 ms SCL Falling Edge to SDA Valid Time 1 ms POWER SUPPLY Specified Supply Range(6) V+ +3 +26 V Quiescent Current 1 1.4 mA Quiescent Current, Power-Down Mode 55 100 mA Power-On Reset Threshold 2 V TEMPERATURE RANGE Specified Temperature Range –40 +125 °C (5) Tested with one-shot measurements, and with less than 5 Ω effective series resistance, and with 100pF differential input capacitance. (6) See Subregulator section. (7) SMBus timeout in the TMP512/13 resets the interface any time SCL or SDA is low for over 28ms. Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): TMP512 TMP513 |
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