BQ20Z90_07 Datasheet, PDF (17/27 Pages) Texas Instruments – SBS 1.1-COMPLIANT GAS GAUGE ENABLED WITH IMPEDANCE TRACK™ TECHNOLOGY FOR USE WITH THE bq29330

bq20z90
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Class
Configuration
Configuration
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
LED Support
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Subclass
ID
64
64
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
68
68
68
68
68
68
68
68
68
68
68
80
80
80
80
80
80
80
81
81
81
81
81
82
82
82
82
82
Subclass
Registers
Registers
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
LED Cfg
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
Current
Thresholds
Current
Thresholds
Current
Thresholds
Current
Thresholds
Current
Thresholds
State
State
State
State
State
SLUS662A – DECEMBER 2005 – REVISED JUNE 2006
Table 3. DATA FLASH VALUES (continued)
Offset Name
6
Permanent Fail Cfg
8
Non-Removable Cfg
0
LED Flash Rate
2
LED Blink Rate
4
LED Delay
6
LED Hold Time
7
CHG Flash Alarm
8
CHG Thresh 1
9
CHG Thresh 2
10
CHG Thresh 3
11
CHG Thresh 4
12
CHG Thresh 5
13
DSG Flash Alarm
14
DSG Thresh 1
15
DSG Thresh 2
16
DSG Thresh 3
17
DSG Thresh 4
18
DSG Thresh 5
19
Sink Current
0
Flash Update OK Voltage
2
Shutdown Voltage
4
Shutdown Time
5
Charger Present
7
Sleep Current
9
Bus Low Time
10
Cal Inhibit Temp Low
12
Cal Inhibit Temp High
14
Sleep Voltage Time
15
Sleep Current Time
16
Wake Current Reg
0
Load Select
1
Load Mode
45
Term Voltage
60
User Rate-mA
62
User Rate-mW
64
Reserve Cap-mAh
66
Reserve Cap-mWh
0
Dsg Current Threshold
Data
Type
H2
H2
U2
U2
U2
U1
I1
I1
I1
I1
I1
I1
I1
I1
I1
I1
I1
I1
U1
I2
I2
U1
I2
I2
U1
I2
I2
U1
U1
H1
U1
U1
I2
I2
I2
I2
I2
I2
Min
Value
0x0000
0x0000
0
0
1
0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
0
6000
5000
0
0
0
0
-400
-400
0
0
0x00
0
0
-32768
2000
3000
0
0
0
Max Value
0xffff
0xffff
65535
65535
65535
255
101
101
101
101
101
101
101
101
101
101
101
101
3
20000
20000
60
23000
100
255
1200
1200
100
255
0x07
255
255
32767
9000
14000
9000
14000
2000
Default
Value
0x0000
0x0000
512
1024
100
4
10
0
20
40
60
80
10
0
20
40
60
80
3
7500
7000
10
3000
10
5
50
450
5
20
0x00
3
0
12000
0
0
0
0
100
Units
500us
500us
500us
sec
%
%
%
%
%
%
%
%
%
%
%
%
mV
mV
s
mV
mA
s
0.1°C
0.1°C
s
s
mV
mA
10mW
mAh
10mWh
mA
2
Chg Current Threshold
I2
0
2000
50
mA
4
Quit Current
I2
0
1000
10
mA
6
Dsg Relax Time
U1
0
255
1
s
7
Chg Relax Time
U1
0
255
60
s
0
Qmax Cell 0
2
Qmax Cell 1
4
Qmax Cell 2
6
Qmax Cell 3
8
Qmax Pack
I2
0
I2
0
I2
0
I2
0
I2
0
32767
32767
32767
32767
32767
4400
4400
4400
4400
4400
mAh
mAh
mAh
mAh
mAh
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