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BQ27541-V200 Datasheet(PDF) 6 Page - Texas Instruments |
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BQ27541-V200 Datasheet(HTML) 6 Page - Texas Instruments |
6 / 46 page t(B) t(BR) t(HW1) t(HW0) t(CYCH) t(DW1) t(DW0) t(CYCD) Break 7-bitaddress 8-bitdata (a) BreakandBreakRecovery (c) Host TransmittedBit (d) Gauge TransmittedBit (e) GaugetoHostResponse 1.2V t(RISE) (b) HDQlinerisetime 1-bit R/W t(RSPS) bq27541-V200 SLUSA11B – FEBRUARY 2010 – REVISED SEPTEMBER 2013 www.ti.com HDQ COMMUNICATION TIMING CHARACTERISTICS TA = –40°C to 85°C, CREG = 0.47μF, 2.45 V < VREGIN = VBAT < 5.5 V; typical values at TA = 25°C and VREGIN = VBAT = 3.6 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT t(CYCH) Cycle time, host to bq27541 190 μs t(CYCD) Cycle time, bq27541 to host 190 205 250 μs t(HW1) Host sends 1 to bq27541 0.5 50 μs t(DW1) bq27541 sends 1 to host 32 50 μs t(HW0) Host sends 0 to bq27541 86 145 μs t(DW0) bq27541 sends 0 to host 80 145 μs t(RSPS) Response time, bq27541 to host 190 950 μs t(B) Break time 190 μs t(BR) Break recovery time 40 μs t(RISE) HDQ line rising time to logic 1 (1.2V) 950 ns Figure 1. Timing Diagrams 6 Submit Documentation Feedback Copyright © 2010–2013, Texas Instruments Incorporated Product Folder Links: bq27541-V200 Not Recommended for New Designs |
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