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BQ27320 Datasheet(PDF) 5 Page - Texas Instruments |
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BQ27320 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 29 page ![]() 5 bq27320 www.ti.com SLUSCG9A – FEBRUARY 2016 – REVISED MARCH 2016 Product Folder Links: bq27320 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated (1) Specified by design. Not production tested. 7.5 Supply Current TA = 25°C and VREGIN = VBAT = 3.6 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ICC (1) Normal operating-mode current Fuel gauge in NORMAL mode ILOAD > Sleep Current 118 μA ISNOOZE (1) Sleep+ operating mode current Fuel gauge in SNOOZE mode ILOAD < Sleep Current 62 μA ISLP (1) Low-power storage-mode current Fuel gauge in SLEEP mode ILOAD < Sleep Current 23 μA IHIB (1) Hibernate operating-mode current Fuel gauge in HIBERNATE mode ILOAD < Hibernate Current 8 μA ISHD (1) SHUTDOWN mode current Fuel gauge in SHUTDOWN mode CE Pin < VIL(CE) max. 1 μA (1) Specified by design. Not production tested. 7.6 Digital Input and Output DC Characteristics TA = –40°C to 85°C, typical values at TA = 25°C and VREGIN = 3.6 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VOL Output voltage, low (SCL, SDA, SOC_INT, SDQ, BAT_GD) IOL = 3 mA 0.4 V VOH(PP) Output voltage, high (SDQ, BAT_GD) IOH = –1 mA VCC – 0.5 V VOH(OD) Output voltage, high (SDA, SCL, SOC_INT) External pullup resistor connected to VCC VCC – 0.5 VIL Input voltage, low (SDA, SCL) –0.3 0.6 V Input voltage, low (BI/TOUT) BAT INSERT CHECK mode active –0.3 0.6 VIH Input voltage, high (SDA, SCL) 1.2 V Input voltage, high (BI/TOUT) BAT INSERT CHECK mode active 1.2 VCC + 0.3 VIL(CE) Input voltage, low (CE) VREGIN = 2.8 to 4.5 V 0.8 V VIH(CE) Input voltage, high (CE) 2.65 Ilkg (1) Input leakage current (I/O pins) 0.3 μA 7.7 Power-On Reset TA = –40°C to 85°C, typical values at TA = 25°C and VREGIN = 3.6 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VIT+ Positive-going battery voltage input at VCC 2.05 2.15 2.20 V VHYS Power-on reset hysteresis 115 mV (1) LDO output current, IOUT, is the total load current. LDO regulator should be used to power internal fuel gauge only. 7.8 2.5-V LDO Regulator TA = –40°C to 85°C, CLDO25 = 1μF, VREGIN = 3.6 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN NOM MAX UNIT VREG25 Regulator output voltage (VCC) 2.8 V ≤ VREGIN ≤ 4.5V, IOUT ≤ 16 mA (1) 2.3 2.5 2.6 V 2.45 V ≤ VREGIN < 2.8V (low battery), IOUT ≤ 3 mA 2.3 V 7.9 Internal Clock Oscillators TA = –40°C to 85°C, 2.4 V < VCC < 2.6 V; typical values at TA = 25°C and VCC = 2.5 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT fOSC High Frequency Oscillator 8.389 MHz |
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