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DS1857E-050 Datasheet(PDF) 2 Page - Maxim Integrated Products |
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DS1857E-050 Datasheet(HTML) 2 Page - Maxim Integrated Products |
2 / 22 page Dual Temperature-Controlled Resistors with External Temperature Input and Monitors 2 _____________________________________________________________________ PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Supply Voltage VCC (Note 1) +3.0 5.5 V Input Logic 1 (SDA, SCL, A2, A1, A0, WPEN, RHIZ) VIH (Note 2) 0.7 x Vcc VCC + 0.3 V Input Logic 0 (SDA, SCL, A2, A1, A0, WPEN, RHIZ) VIL (Note 2) -0.3 0.3 x VCC V Resistor Inputs (L0, L1, H0, H1) -0.3 VCC + 0.3 V Resistor Current IRES -3 +3 mA ABSOLUTE MAXIMUM RATINGS Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Voltage on VCC Relative to Ground.......................-0.5V to +6.0V Voltage on Inputs Relative to Ground* ................................................-0.5V to VCC + 0.5V Voltage on Resistor Inputs Relative to Ground* ................................................-0.5V to VCC + 0.5V Current into Resistors............................................................5mA Operating Temperature Range ...........................-40°C to +95°C Programming Temperature Range .........................0°C to +70°C Storage Temperature Range .............................-55°C to +125°C Soldering Temperature .......................................See IPC/JEDEC J-STD-020A Specification RECOMMENDED DC OPERATING CONDITIONS (TA = -40°C to +95°C, unless otherwise noted.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Supply Current ICC (Note 3) 1 2 mA Input Leakage IIL -1 +1 µA Input Current each I/O Pin 0.4 x VCC < VI/O < 0.9 x VCC -10 +10 µA VOL1 3mA sink current 0 0.4 Low-Level Output Voltage (SDA) VOL2 6mA sink current 0 0.6 V Full-Scale Input (MON1, MON2) (Note 4) 2.4875 2.5000 2.5125 V Full-Scale VCC Monitor (Note 5) 6.5208 6.5536 6.5864 V I/O Capacitance CI/O 10 pF WPEN Pullup Resistor RWPEN 40 65 100 k Ω RHIZ Pullup Resistor RRHIZ 40 65 100 k Ω Digital Power-On Reset POD 1.0 2.2 V Analog Power-On Reset POA 2.0 2.6 V DC ELECTRICAL CHARACTERISTICS (VCC = 3.0V to 5.5V, TA = -40°C to +95°C, unless otherwise noted.) *Not to exceed 6.0V. |
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