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STTS2002 데이터시트(PDF) 42 Page - STMicroelectronics |
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STTS2002 데이터시트(HTML) 42 Page - STMicroelectronics |
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42 / 52 page ![]() DC and AC parameters STTS2002 42/52 Doc ID 15389 Rev 5 B-grade Accuracy for corresponding range 2.3 V ≤ VDD ≤ 3.6 V +75 °C < TA < +95 ±0.5 ±1.0 °C +40 °C < TA <+ 125 ±1.0 ±2.0 °C –40 °C < TA < +125 ±2.0 ±3.0 °C Resolution 0.5 0.25 0.0625 °C/LSB 910 12 bits tCONV Conversion time 10-bit - default 125 ms SMBus/I2C interface VIH Input logic high SCL, SDA, A0-A2 0.7VDD VDD + 1 V VIL Input logic low SCL, SDA, A0-A2 –0.5 0.3VDD V CIN (4) SMBus/I2C input capacitance 5 pF fSCL SMBus/I2C clock frequency 10 400 kHz ttimeout SMBus timeout Temperature sensor only 25 35 ms VHV A0 high voltage VHV ≥ VDD + 4.8 V 7 10 V VOL1 Low level voltage, EVENT IOL = 2.1 mA 0.4 V VOL2 Low level voltage, SDA IOL = 2.1 mA 0.4 V IOL = 6 mA 0.6 V ZAIL (4) (A0, A1, A2) input impedance VIN < 0.3 VDD 30 k Ω ZAIH (4) (A0, A1, A2) input Impedance VIN > 0.7 VDD 800 k Ω tSP (4) Spike suppression Pulse width of spikes that must be suppressed by the input filter Input filter on SCL and SDA 50 ns VHYST (5) Input hysteresis (SCL, SDA) TS only 0.05VDD V 1. Guaranteed operating temperature for combined module: TA = –40 °C to 125 °C; VDD = 2.3 V to 3.6 V (except where noted). 2. Typical numbers taken at VDD = 3.3 V, TA = 25 °C. 3. Read current only 4. Verified by design and characterization, not necessarily tested on all devices 5. VHYST parameter is optional in the JEDEC TSE2002a2 specifications Table 30. DC/AC characteristics - temperature sensor component with EEPROM (continued) Sym Description Test condition(1) Min Typ(2) Max Unit |
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