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ADM1023 датащи(PDF) 3 Page - ON Semiconductor |
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ADM1023 датащи(HTML) 3 Page - ON Semiconductor |
3 / 16 page ADM1023 http://onsemi.com 3 Table 3. PIN ASSIGNMENT Pin No. Mnemonic Description 1 NC No Connect 2 VDD Positive Supply, 3.0 V to 5.5 V 3 D+ Positive Connection to Remote Temperature Sensor 4 D− Negative Connection to Remote Temperature Sensor 5 NC No Connect 6 ADD1 Three-state Logic Input, Higher Bit of Device Address 7 GND Supply 0 V Connection 8 GND Supply 0 V Connection 9 NC No Connect 10 ADD0 Three-state Logic Input, Lower Bit of Device Address 11 ALERT Open-drain Logic Output Used as Interrupt or SMBus ALERT 12 SDATA Logic Input/Output, SMBus Serial Data. Open-drain Output 13 NC No Connect 14 SCLK Logic Input, SMBus Serial Clock 15 STBY Logic Input Selecting Normal Operation (High) or Standby Mode (Low) 16 NC No Connect Table 4. ELECTRICAL CHARACTERISTICS (TA = TMIN to TMAX, VDD = 3.0 V to 3.6 V, unless otherwise noted. (Note 1) Parameter Test Conditions/Comments Min Typ Max Unit Power Supply and ADC Temperature Resolution, Local Sensor Guaranteed No Missed Codes 1.0 − − C Temperature Resolution, Remote Sensor Guaranteed No Missed Codes 0.125 − − C Temperature Error, Local Sensor TA = 60C to 100C TA = 0C to 120C −1.5 −3.0 0.5 1.0 +1.5 +3.0 C Temperature Error, Remote Sensor TA, TD = 60C to 100C (Note 2) −1.0 − +1.0 C TA, TD = 0C to 120C (Note 2) −3.0 − +3.0 C Relative Accuracy TA = 60C to 100C − − 0.25 C Supply Voltage Range (Note 3) 3.0 − 3.6 V Undervoltage Lockout Threshold VDD Input, Disables ADC, Rising Edge 2.55 2.7 2.8 V Undervoltage Lockout Hysteresis − 25 − mV Power-on Reset Threshold VDD, Falling Edge (Note 4) 0.9 1.7 2.2 V POR Threshold Hysteresis − 50 − mV Standby Supply Current VDD = 3.3 V, No SMBus Activity SCLK at 10 kHz − − 1.0 4.0 5.0 − mA Average Operating Supply Current 0.25 Conversions/Sec Rate − 130 200 mA Autoconvert Mode, Averaged Over 4 Sec 2 Conversions/Sec Rate − 225 370 mA Conversion Time From Stop Bit to Conversion Complete (Both Channels) D+ Forced to D− + 0.65 V 65 115 170 ms Remote Sensor Source Current High Level (Note 4) Low Level (Note 4) 120 7.0 205 12 300 16 mA D− Source Voltage − 0.7 − V Address Pin Bias Current (ADD0, ADD1) Momentary at Power-on Reset − 50 − mA |
Аналогичный номер детали - ADM1023_12 |
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Аналогичное описание - ADM1023_12 |
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