Datasheet

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BQ27000
DRK PACKAGE
(BOTTOM VIEW)
RBI VCC VSS D/C HDQ
1 2 3 4 5
11
10 9 8 7 6
PGM GPIO SRP SRN BAT
RBI VCC VSS SCL SDA
1 2 3 4 5
11
10 9 8 7 6
PGM GPIO SRP SRN BAT
bq27000DRK
bq27200DRK
BQ27200
DRK PACKAGE
(BOTTOM VIEW)
DEVICE INFORMATION
bq27000 , bq27200
SLUS556D – SEPTEMBER 2004 – REVISED MARCH 2006
TIMING DIAGRAMS (continued)
TERMINAL FUNCTIONS
TERMINAL
I/O DESCRIPTION
NAME bq27000 bq27200
BAT 6 6 I Battery voltage sense input
D/C 4 - - Do not connect. Must be left floating or tied to V
SS
GPIO 9 9 I/O General purpose input/output
HDQ 5 - I/O Single wire HDQ serial interface
PGM 10 10 I EEPROM programming voltage input
RBI 1 1 I Register back-up input
SCL - 4 I Serial clock input (I
2
C)
SDA - 5 I/O Serial data input (I
2
C)
SRN 7 7 I Current sense input (negative)
SRP 8 8 I Current sense input (positive)
VCC 2 2 I V
CC
supply input
VSS 3 3 - Ground input
VSS 11 11 - Ground shield
6
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