BQ20Z75_14 Datasheet, PDF (13/23 Pages) Texas Instruments – SBS 1.1-COMPLIANT GAS GAUGE AND PROTECTION-ENABLED IC

Not Recommended for New Designs
bq20z75
www.ti.com
SBS and Dataflash Values
SBS
Cmd
0x00
0x01
Mode Name
R/W ManufacturerAccess
R/W RemainingCapacityAlarm
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0a
0x0b
0x0c
0x0d
0x0e
0x0f
R/W RemainingTimeAlarm
R/W BatteryMode
R/W AtRate
R
AtRateTimeToFull
R
AtRateTimeToEmpty
R
AtRateOK
R
Temperature
R
Voltage
R
Current
R
AverageCurrent
R
MaxError
R
RelativeStateOfCharge
R
AbsoluteStateOfCharge
R/W RemainingCapacity
0x10 R
FullChargeCapacity
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
R
RunTimeToEmpty
R
AverageTimeToEmpty
R
AverageTimeToFull
R
ChargingCurrent
R
ChargingVoltage
R
BatteryStatus
R/W CycleCount
R/W DesignCapacity
0x19
0x1a
0x1b
0x1c
0x20
R/W DesignVoltage
R/W SpecificationInfo
R/W ManufactureDate
R/W SerialNumber
R/W ManufacturerName
0x21
0x22
0x23
0x2f
0x3c
0x3d
0x3e
0x3f
R/W DeviceName
R/W DeviceChemistry
R
ManufacturerData
R/W Authenticate
R
CellVoltage4
R
CellVoltage3
R
CellVoltage2
R
CellVoltage1
Table 2. SBS COMMANDS
Format
hex
unsigned int
Size in
Bytes
2
2
Min
Value
0x0000
0
unsigned int
2
0
hex
2
0x0000
signed int
2
–32768
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0
signed int
2
–32768
signed int
2
–32768
unsigned int
1
0
unsigned int
1
0
unsigned int
1
0
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0
unsigned int
2
0x0000
unsigned int
2
0
unsigned int
2
0
unsigned int
unsigned int
unsigned int
hex
String
2
2
2
2
11+1
7000
0x0000
0
0x0000
—
String
String
String
String
unsigned int
unsigned int
unsigned int
unsigned int
7+1
—
4+1
—
14+1 —
20+1 —
2
0
2
0
2
0
2
0
SLUS723C – JULY 2007 – REVISED JULY 2008
Max
Value
0xffff
65535
65535
0xffff
32767
65535
65535
65535
65535
20000
32767
32767
100
100
100
65535
65535
65535
65535
65535
65535
65535
0xffff
65535
65535
16000
0xffff
65535
0xffff
—
—
—
—
—
65535
65535
65535
65535
Default
Value
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
14400
0x0031
0
-
Texas
Instruments
bq20z75
LION
—
—
—
—
—
—
Unit
mAh or
10mWh
min
mA or 10mW
min
min
0.1°K
mV
mA
mA
%
%
%
mAh or
10mWh
mAh or
10mWh
min
min
min
mA
mV
mAh or
10mWh
mV
ASCII
ASCII
ASCII
ASCII
ASCII
mV
mV
mV
mV
Copyright © 2007–2008, Texas Instruments Incorporated
Product Folder Link(s): bq20z75
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