Electronic Components Datasheet Search |
|
BQ4845S-A4TRG4 Datasheet(PDF) 11 Page - Texas Instruments |
|
BQ4845S-A4TRG4 Datasheet(HTML) 11 Page - Texas Instruments |
11 / 22 page 11 DC Electrical Characteristics (TA =TOPR, VCCmin ≤ VCC ≤ VCCmax) Symbol Parameter Minimum Typical Maximum Unit Conditions/Notes ILI Input leakage current - - ± 1 µAVIN =VSS to VCC ILO Output leakage current - - ± 1 µA CS =VIH or OE =VIH or WE =VIL VOH Output high voltage 2.4 - - V IOH = -2.0 mA VOHB VOH, BC Supply VBC- 0.3 - - V VBC >VCC,IOH = -10 µA VOL Output low voltage - - 0.4 V IOL = 4.0 mA ICC Operating supply current - 12 25 mA Min. cycle, duty = 100%, CS =VIL,II/O = 0mA ISB1 Standby supply current - 3 - mA CS =VIH ISB2 Standby supply current - 1.5 - mA CS ≥ VCC - 0.2V, 0V ≤ VIN ≤ 0.2V, or VIN ≥ VCC - 0.2V VSO Supply switch-over voltage - VBC -V ICCB Battery operation current - 0.3 0.5 µA VBC =3V, TA = 25°C, no load on VOUT or CEOUT VPFD Power-fail-detect voltage 4.55 4.62 4.75 V bq4845 Power-fail-detect voltage 4.30 4.37 4.5 V bq4845Y VOUT1 VOUT voltage VCC - 0.3V - - V IOUT = 100mA, VCC >VBC VOUT2 VOUT voltage VBC - 0.3V - - V IOUT = 100 µA, VCC <VBC VRST RST output voltage - - 0.4V - IRST = 4mA VINT INT output voltage - - 0.4V - IINT = 4mA VWDO WDO output voltage - - 0.4V - ISINK = 4mA 2.4 - - - ISOURCE = 2mA IWDIL Watchdog input low current -50 -10 - µA 0<VWDI < 0.8V IWDIH Watchdog input high current - 20 50 µA 2.2<VWDI <VCC Notes: Typical values indicate operation at TA = 25°C, VCC =5V. RST and INT are open-drain outputs. Crystal Specifications (DT-26 or Equivalent) Symbol Parameter Minimum Typical Maximum Unit fO Oscillation frequency - 32.768 - kHz CL Load capacitance - 6 - pF TP Temperature turnover point 20 25 30 °C k Parabolic curvature constant - - -0.042 ppm/°C Q Quality factor 40,000 70,000 - R1 Series resistance - - 45 K Ω C0 Shunt capacitance - 1.1 1.8 pF C0/C1 Capacitance ratio - 430 600 DL Drive level - - 1 µW ∆f/fO Aging (first year at 25°C) - 1 - ppm Aug. 1995 bq4845/bq4845Y |
Similar Part No. - BQ4845S-A4TRG4 |
|
Similar Description - BQ4845S-A4TRG4 |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |