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DS2786 Standalone OCV-Based Fuel Gauge 2 of 21 ABSOLUTE MAXIMUM RATINGS* Voltage on All Pins Except VPROG Relative to VSS -0.3V to +6V Voltage on VPROG Relative to VSS -0.3V to +18V Operating Temperature Range -40°C to +85°C Storage Temperature Range -55°C to +125°C Soldering Temperature See IPC/JEDECJ-STD-020A * This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability. RECOMMENDED DC OPERATING CONDITIONS
(2.5V ≤ VDD ≤ 5.5V, TA = -20°C to +70°C.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Supply Voltage VDD (Note 1) +2.5 +5.5 V Data I/O Pins SCL, SDA (Note 1) -0.3 +5.5 V Programmable I/O Pin PIO (Note 1) -0.3 +5.5 V VIN, AIN0, AIN1 Pin VIN, AIN0, AIN1 (Note 1) -0.3 VDD + 0.3 V DC ELECTRICAL CHARACTERISTICS
(2.5V ≤ VDD ≤ 4.5V, TA = -20°C to +70°C, unless otherwise noted.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS 50 75 Active Current IACTIVE VDD = 5.5V 80 μA VDD = 2.0V, SCL, SDA = VSS 0.3 1.0 Sleep-Mode Current ISLEEP SCL, SDA = VSS 1 3 μA Current Measurement Resolution ILSB DS2786 25 μV Current Measurement Full-Scale Magnitude IFS (Note 1) ±51.2 mV Current Measurement Offset Error IOERR DS2786 (Note 2) -50 +50 μV Current Measurement Gain Error IGERR -1.5 +1.5 % of reading VDD = 3.6V at +25°C -1 +1 TA = 0°C to +70°C -2 +2 Timebase Accuracy tERR TA = -20°C to +70°C -3 +3 % VDD = VIN = 3.6V, TA = 0°C to +50°C -10 +10 Voltage Error VGERR TA = -20°C to +70°C -20 +20 mV Input Resistance VIN, AIN0, AIN1 RIN 15 MΩ AIN0, AIN1 Error -8 +8 LSB VOUT Output Drive IO = 1mA VDD - 0.5 V VOUT Precharge Time tPRE 13.2 13.7 14.2 ms Temperature Error TERR -3 +3 °C
