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ADT7420UCPZ-RL7 Datasheet(PDF) 3 Page - Analog Devices |
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ADT7420UCPZ-RL7 Datasheet(HTML) 3 Page - Analog Devices |
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3 / 24 page  Preliminary Technical Data ADT7420 Rev. PrA | Page 3 of SPECIFICATIONS TA = −40°C to +125°C, VDD = 2.7 V to 5.5 V, unless otherwise noted. Table 1. Parameter Min Typ Max Unit Test Conditions/Comments TEMPERATURE SENSOR AND ADC Accuracy1 ±0.202 °C TA = −10°C to +85°C, VDD = 3.0 V ±0.25 °C TA = −20°C to +105°C, VDD = 2.7 V to 3.3 V ±0.50 °C TA = −40°C to +125°C, VDD = 2.7 V to 3.3 V ±0.503 °C TA = −10°C to +105°C, VDD = 4.5 V to 5.5 V ±0.75 °C TA = −40°C to +125°C, VDD = 4.5 V to 5.5 V −0.85 °C TA = +125°C to +150°C, VDD = 4.5V to 5.5 V −1.0 °C TA = +125°C to +150°C, VDD = 2.7 V to 3.3 V ADC Resolution 13 Bits Twos complement temperature value of the sign bit plus 12 ADC bits (power-up default resolution) 16 Bits Twos complement temperature value of the sign bit plus 15 ADC bits (Bit 7 = 1 in the configuration register) Temperature Resolution 13-Bit 0.0625 °C 13-bit resolution (sign + 12-bit) 16-Bit 0.0078 °C 16-bit resolution (sign + 15-bit) Temperature Conversion Time 240 ms Continuous conversion and one-shot conversion modes Fast Temperature Conversion Time 6 ms First conversion on power-up only 1 SPS Conversion Time 60 ms Conversion time for 1 SPS mode Temperature Hysteresis 0.02 °C Temperature cycle = 25°C to 125°C and back to 25°C Repeatability4 ±0.015 °C TA = 25°C Drift5 0.0073 °C 500 hour stress test at +150°C with VDD = 5.0V DC PSRR 0.1 °C/V TA = 25°C DIGITAL OUTPUTS (OPEN DRAIN) High Output Leakage Current, IOH 0.1 5 µA CT and INT pins pulled up to 5.5 V Output High Current 1 mA VOH = 5.5 V Output Low Voltage, VOL 0.4 V IOL = 2 mA @ 5.5 V, IOL = 1 mA @ 3.3 V Output High Voltage, VOH 0.7 × VDD V Output Capacitance, COUT 3 pF DIGITAL INPUTS Input Current ±1 µA VIN = 0 V to VDD Input Low Voltage, VIL 0.4 V Input High Voltage, VIH 0.7 × VDD V SCL, SDA Glitch Rejection 50 ns Input filtering suppresses noise spikes of less than 50 ns Pin Capacitance 5 10 pF POWER REQUIREMENTS Supply Voltage 2.7 5.5 V Supply Current At 3.3 V 210 250 µA Peak current while converting, I2C interface inactive At 5.5 V 230 300 µA Peak current while converting, I2C interface inactive 1 SPS Current At 3.3 V 46 µA VDD = 3.3 V, 1 SPS mode, TA = 25°C At 5.5 V 65 µA VDD = 5.5 V, 1 SPS mode, TA = 25°C Shutdown Current At 3.3 V 2.0 15 µA Supply current in shutdown mode At 5.5 V 4.4 25 µA Supply current in shutdown mode Power Dissipation Normal Mode 700 µW VDD = 3.3 V, normal mode at 25°C Power Dissipation 1 SPS 150 µW Power dissipated for VDD = 3.3 V, TA = 25°C 1 Accuracy specification includes repeatability. 2 The equivalent 3-Σ limits are ±0.15°C. This 3-Σ specification is provided to enable comparison with other vendors who use these limits. 3 For higher accuracy at 5 V operation, contact Analog Devices. 4 Based on a floating average of 10 readings. 5 Drift includes Solder Heat Resistance and life time test performed as per Jedec Standard JESD22-A108. |
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Similar Description - ADT7420UCPZ-RL7 |
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