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MAX17044G+T Datasheet(PDF) 5 Page - Maxim Integrated Products |
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MAX17044G+T Datasheet(HTML) 5 Page - Maxim Integrated Products |
5 / 14 page Compact, Low-Cost 1S/2S Fuel Gauges with Low-Battery Alert _______________________________________________________________________________________ 5 TOP VIEW (BUMPS ON BOTTOM) SDA SCL CTG QSTRT N.C. CELL ALRT VDD GND + UCSP 12 3 B C A MAX17043 MAX17044 1 + 34 86 5 SDA QSTRT ALRT 2 7 SCL CTG VDD GND CELL TDFN (2mm × 3mm) TOP VIEW MAX17043 MAX17044 Pin Configurations Pin Description PIN NAME FUNCTION UCSP TDFN A1 8 SDA Serial Data Input/Output. Open-drain 2-wire data line. Connect this pin to the DATA signal of the 2- wire interface. This pin has a 0.2µA typical pulldown to sense disconnection. A2 7 SCL Serial Clock Input. Input only 2-wire clock line. Connect this pin to the CLOCK signal of the 2-wire interface. This pin has a 0.2µA typical pulldown to sense disconnection. A3 1 CTG Connect to Ground. Connect to VSS during normal operation. B1 6 QSTRT Quick-Start Input. Allows reset of the device through hardware. Connect to GND if not used. B2 N.C. No connect. Do not connect. B3 2 CELL Battery Voltage Input. The voltage of the cell pack is measured through this pin. C1 5 ALRT Alert Output. Active-low interrupt signaling low state of charge. Connect to interrupt input of the system microprocessor. C2 3 VDD Power-Supply Input. 2.5V to 4.5V input range. Connect to system power through a decoupling network. Connect a 10nF typical decoupling capacitor close to pin. C3 4 GND Ground. Connect to the negative power rail of the system. — — EP Exposed Pad (TDFN only). Connect to ground. |
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