BQ20Z80-V102_07 Datasheet, PDF (16/28 Pages) Texas Instruments – SBS 1.1-COMPLIANT GAS GAUGE ENABLED WITH IMPEDANCE TRACK TM TECHNOLOGY FOR USE WITH THE BQ29312A

bq20z80-V102
SLUS681B – NOVEMBER 2005 – REVISED JANUARY 2007
www.ti.com
Class
Configuration
Subclass
ID
64
Subclass
Registers
LED Support 67
LED Cfg
Power
68
Power
Gas Gauging 80
IT Cfg
Gas Gauging 81
Current
Thresholds
Table 3. DATAFLASH VALUES (continued)
Offset Name
0
Operation Cfg A
2
Operation Cfg B
4
Permanent Fail Cfg
6
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
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
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
H2
H2
U2
U2
U2
U1
I1
I1
I1
I1
I1
I1
I1
I1
I1
I1
I1
I1
U2
U2
U1
U2
U2
U1
I2
I2
U1
U1
U1
U1
I2
I2
I2
I2
I2
U2
Min Value Max Value
0x0000
0x0000
0x0000
0x0000
0
0
1
0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
6000
5000
0
0
0
0
-400
-400
0
0
0
0
-32768
-9000
-14000
0
0
0
0xffff
0xffff
0xffff
0xffff
65535
65535
65535
255
101
101
101
101
101
101
101
101
101
101
101
101
20000
20000
60
23000
100
255
1200
1200
100
255
255
255
32767
-2000
-3000
9000
14000
2000
Default
Value
0x0F29
0x6440
0x0000
0x0000
512
1024
100
4
10
0
20
40
60
80
10
0
20
40
60
60
7500
7000
10
12000
10
5
50
450
5
20
3
0
12000
0
0
0
0
100
2
Chg Current Threshold
4
Quit Current
6
Dsg Relax Time
7
Chg Relax Time
U2
0
U2
0
U1
0
U1
0
2000
50
1000
10
255
1
255
60
Units
hex
500µs
500µs
500µs
s
%
%
%
%
%
%
%
%
%
%
%
%
mV
mV
Sec
mV
mA
Sec
0.1°C
0.1°C
Sec
Sec
num
num
mV
mA
10mW
mAh
10mWh
mA
mA
mA
Sec
Sec
16
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