BQ2010_15 Datasheet, PDF (16/26 Pages) Texas Instruments – Gas Gauge IC

Not Recommended For New Designs
bq2010
DC Electrical Characteristics (T_A = TOPR)
Symbol
Parameter
V_CC
Supply voltage
V_REF
R_REF
Reference at 25°C
Reference at -40°C to +85°C
Reference input impedance
I_CC
Normal operation
V_SB
R_SBmax
I_DISP
I_LCOM
R_DQ
V_SR
R_SR
V_IH
V_IL
V_IZ
V_OLSL
Battery input
SB input impedance
DISP input leakage
LCOM input leakage
Internal pulldown
Sense resistor input
SR input impedance
Logic input high
Logic input low
Logic input Z
SEG_X output low, low V_CC
Minimum Typical Maximum
3.0
4.25
6.5
5.7
6.0
6.3
4.5
-
7.5
2.0
5.0
-
-
90
135
-
120
180
-
170
250
0
-
V_CC
10
-
-
-
-
5
-0.2
-
0.2
500
-
-
-0.3
-
2.0
10
-
-
V_CC - 0.2
-
-
-
-
V_SS + 0.2
float
-
float
-
0.1
-
V_OLSH SEG_X output low, high V_CC
-
0.4
V_OHLCL LCOM output high, low V_CC
V_CC - 0.3
-
V_OHLCH LCOM output high, high V_CC V_CC - 0.6
-
I_IH
PROG_1-6 input high current
-
1.2
I_IL
PROG_1-6 input low current
-
1.2
I_OHLCOM LCOM source current
-33
-
I_OLS
SEG_X sink current
-
-
I_OL
Open-drain sink current
-
-
V_OL
Open-drain output low
-
-
V_IHDQ DQ input high
2.5
-
V_ILDQ DQ input low
-
-
R_PROG
Soft pull-up or pull-down resis-
tor value (for programming)
-
-
R_FLOAT Float state external impedance
-
5
-
-
-
-
-
-
11.0
5.0
0.5
-
0.8
200
-
Unit
Notes
V
V_CC excursion from < 2.0V to ≥
3.0V initializes the unit.
V I_REF = 5µA
V I_REF = 5µA
MΩ V_REF = 3V
µA V_CC = 3.0V, DQ = 0
µA V_CC = 4.25V, DQ = 0
µA V_CC = 6.5V, DQ = 0
V
MΩ 0 < V_SB < V_CC
µA V_DISP = V_SS
µA DISP = V_CC
KΩ
V
V_SR < V_SS = discharge;
V_SR > V_SS = charge
MΩ -200mV < V_SR < V_CC
V PROG₁–PROG₆
V PROG₁–PROG₆
V PROG₁–PROG₆
V
V_CC = 3V, I_OLS ≤ 1.75mA
SEG₁–SEG₆
V
V_CC = 6.5V, I_OLS ≤ 11.0mA
SEG₁–SEG₆
V V_CC = 3V, I_OHLCOM = -5.25mA
V V_CC = 6.5V, I_OHLCOM = -33.0mA
µA V_PROG = V_CC/2
µA V_PROG = V_CC/2
mA At V_OHLCH = V_CC - 0.6V
mA At V_OLSH = 0.4V
mA
At V_OL = V_SS + 0.3V
DQ, EMPTY
V I_OL ≤ 5mA, DQ, EMPTY
V DQ
V DQ
KΩ ^PROG1^–PROG6
MΩ PROG₁–PROG₆
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