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ADP1046A Arkusz danych(PDF) 7 Page - Analog Devices |
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ADP1046A Arkusz danych(HTML) 7 Page - Analog Devices |
7 / 88 page Data Sheet ADP1046A Rev. 0 | Page 7 of 88 Parameter Symbol Test Conditions/Comments Min Typ Max Unit Measurement Accuracy Factory trimmed at 1 V 10 mV to 160 mV −0.5 +0.5 % FSR −8 +8 mV 0% to 100% of usable input voltage range −3.0 +3.0 % FSR −42 +42 mV Temperature Readings Using Internal Linearization Scheme RTD source set to 46 µA (Register 0x11 set to 0xE6); NTC R0 = 100 kΩ, 1%; beta = 4250, 1%; R EXT = 16.5 kΩ, 1% 25°C to 100°C 7 °C 100°C to 125°C 5 °C OTP Threshold Accuracy T = 85°C with 100 kΩ||16.5 kΩ −0.9 +0.25 % FSR −14.4 +4 mV T = 100°C with 100 kΩ||16.5 kΩ −0.5 +1.1 % FSR −8 +17.6 mV Comparator Speed 10.5 ms OTP Threshold Hysteresis 16 mV PGOOD1, PGOOD2, SHAREo PINS Open-drain outputs Output Low Voltage V OL 0.4 V PSON, SHAREi PINS Digital inputs Input Low Voltage V IL 0.8 V Input High Voltage V IH V DD − 0.8 V Leakage Current 1.0 µA FLAGIN PIN Digital input Input Low Voltage V IL 0.4 V Input High Voltage V IH V DD − 0.8 V Propagation Delay Does not include debounce time (Register 0x0A[3] = 1); flag action set to disable PSU 200 ns Leakage Current 1.0 µA GATE PIN Output Low Voltage V OL 0.4 V Output High Voltage V OH V DD − 0.4 V SDA/SCL PINS V DD = 3.3 V Input Low Voltage V IL 0.8 V Input High Voltage V IH V DD − 0.8 V Output Low Voltage V OL 0.4 V Leakage Current 1.0 µA SERIAL BUS TIMING See Figure 2 Clock Operating Frequency 10 100 400 kHz Bus-Free Time t BUF Between stop and start conditions 1.3 µs Start Hold Time t HD;STA Hold time after (repeated) start condition; after this period, the first clock is generated 0.6 µs Start Setup Time t SU;STA Repeated start condition setup time 0.6 µs Stop Setup Time t SU;STO 0.6 µs SDA Setup Time t SU;DAT 100 ns SDA Hold Time t HD;DAT For readback 125 ns For write 300 ns SCL Low Timeout t TIMEOUT 25 35 ms SCL Low Period t LOW 1.3 µs SCL High Period t HIGH 0.6 µs Clock Low Extend Time t LO;SEXT 25 ms SCL, SDA Fall Time t F 20 300 ns SCL, SDA Rise Time t R 20 300 ns |
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Podobny opis - ADP1046A |
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