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TMP461 датащи(PDF) 5 Page - Texas Instruments |
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TMP461 датащи(HTML) 5 Page - Texas Instruments |
5 / 35 page 5 TMP461 www.ti.com SBOS722B – JUNE 2015 – REVISED AUGUST 2016 Product Folder Links: TMP461 Submit Documentation Feedback Copyright © 2015–2016, Texas Instruments Incorporated 7.5 Electrical Characteristics At TA = –40°C to 125°C and V+ = 1.7 V to 3.6 V, unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNIT TEMPERATURE MEASUREMENT TALOCAL Local temperature sensor accuracy TA = –10°C to 100°C, V+ = 1.7 V to 3.6 V -1 ±0.125 +1 °C TA = –40°C to 125°C, V+ = 1.7 V to 3.6 V -1.25 ±0.5 +1.25 TAREMOTE Remote temperature sensor accuracy TA = 0°C to 100°C, TD = –55°C to 150°C, V+ = 1.7 V to 3.6 V -0.75 ±0.125 + 0.75 °C TA = –40°C to 125°C, TD = –55°C to 150°C, V+ = 1.7 V to 3.6 V -1.5 ±0.5 +1.5 Temperature sensor error versus supply (local or remote) V+ = 1.7 V to 3.6 V -0.25 ±0.1 +0.25 °C/V Temperature resolution (local and remote) 0.0625 °C ADC conversion time One-shot mode, per channel (local or remote) 15 17 ms ADC resolution 12 Bits Remote sensor source current High Series resistance 1 k Ω (max) 88 120 152 µA Medium 33 45 57 Low 5.5 7.5 9.5 η Remote transistor ideality factor TMP461 optimized ideality factor 1.008 SERIAL INTERFACE VIH High-level input voltage 1.4 V VIL Low-level input voltage 0.45 V Hysteresis 200 mV SDA output-low sink current 6 mA VOL Low-level output voltage IO = –6 mA 0.15 0.4 V Serial bus input leakage current 0 V ≤ VIN ≤ 3.6 V –1 1 μA Serial bus input capacitance SCL 3 6 pF SDA 4.6 9 pF Serial bus clock frequency 0.001 2.17 MHz Serial bus timeout 20 25 30 ms DIGITAL INPUTS (A0, A1) VIH High-level input voltage 0.9(V+) (V+) + 0.3 V VIL Low-level input voltage –0.3 0.1(V+) V Input leakage current 0 V ≤ VIN ≤ 3.6 V –1 1 μA Input capacitance 2.5 5 pF DIGITAL OUTPUTS (THERM, ALERT/THERM2) Output-low sink current 6 mA VOL Low-level output voltage IO = –6 mA 0.15 0.4 V IOH High-level output leakage current VO = V+ 1 μA POWER SUPPLY V+ Specified supply voltage range 1.7 3.6 V IQ Quiescent current Active conversion, local sensor 240 375 µA Active conversion, remote sensor 400 600 Standby mode (between conversions) 15 35 Shutdown mode, serial bus inactive 3 8 Shutdown mode, serial bus active, fS = 400 kHz 90 Shutdown mode, serial bus active, fS = 2.17 MHz 350 POR Power-on reset threshold Rising edge 1.2 1.55 V |
Аналогичный номер детали - TMP461_16 |
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Аналогичное описание - TMP461_16 |
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