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BQ2084-V140 Datasheet(PDF) 6 Page - Texas Instruments |
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BQ2084-V140 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 64 page  www.ti.com PIN ASSIGNMENTS SMBD 1 4 2 5 3 6 7 PU VSSD VSSD LED5 VSSD LED3 CLKOUT LED4 N/C LED2 XCK1/VSSA DISP VIN PFIN TS 8 9 36 10 35 11 34 12 33 13 32 14 31 15 30 16 29 17 28 18 27 26 23 25 22 24 21 20 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 VIN TS VSSA PU PRES SCLK NC VDDD RBI SDATA VSSD SAFE NC NC SMBC SMBD DISP PFIN VSSD VSSD NC NC CLKOUT XCK1/VSSA XCK2/ROSC FILT VDDA VSSA VSSA SR1 SR2 MRST EVENT LED1 LED2 LED3 LED4 LED5 bq2084-V140 SLUS664B – JULY 2005 – REVISED AUGUST 2006 QFN (RTT) (TOP VIEW) TSSOP (DBT) (TOP VIEW) Terminal Functions TERMINAL I/O DESCRIPTION NO. NO. NAME TSSOP QFN DISP 17 2 I Display control for the LED drivers LED1 through LED5 CLKOUT 35 20 O 32.768-kHz output to the bq29312 FILT 32 17 I Analog input connected to the external PLL filter EVENT 25 10 I Input from bq29312 XALERT output LED1 24 9 O LED2 23 8 O LED3 22 7 O LED display segments that each may drive an external LED LED4 21 6 O LED5 20 5 O MRST 26 11 I Master reset input that forces the device into reset when held high 7, 13, 14, 36, NC 21, 29, 35 – No connection 37 PFIN 18 3 I Active low input to detect secondary protector output status PRES 5 27 I Active low input to sense system insertion PU 4 26 O Output to pull up the PRES pin for detection Register backup that provides backup potential to the bq2084-V140 data RBI 9 31 I registers during periods of low operating voltage. RBI accepts a storage capacitor or a battery input. SAFE 12 34 O Active low output for additional level of safety protection; e.g., fuse blow. SCLK 6 28 O Communication clock to the bq29312 SDATA 10 32 I/O Data transfer to and from bq29312 SMBus clock open-drain bidirectional pin used to clock the data transfer to and SMBC 15 36 I/O from the bq2084-V140 6 Submit Documentation Feedback |
Similar Part No. - BQ2084-V140_14 |
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Similar Description - BQ2084-V140_14 |
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