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6.19 Comparator-Based Protection Subsystem (continued)
Typical values stated where T
to 38.5 V (unless otherwise noted)
PARAMETER
Overcurrent (OCC, OCD1, OCD2)
V
detection delay (independent delay
(OC_DLY)
setting for each protection)
Overcurrent (OCC, OCD1, OCD2)
V
(OC_DLY)
detection delay accuracy
(1)
Specified by design
(2)
Specified by a combination of characterization and production test
6.20 Timing Requirements - I
Typical values stated where T
to 38.5 V (unless otherwise noted)
PARAMETER
f
Clock operating frequency
SCL
t
START condition hold time
HD:STA
t
Low period of the SCL clock
LOW
t
High period of the SCL clock
HIGH
t
Setup repeated START
SU:STA
t
Data hold time (SDA input)
HD:DAT
t
Data setup time (SDA input)
SU:DAT
(1)
t
Clock rise time
r
(1)
t
Clock fall time
f
t
Setup time STOP condition
SU:STO
t
Bus free time STOP to START
BUF
2
(1)
t
I
C bus reset
RST
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= 25°C and V
= 25.9 V, min/max values stated where T
A
BAT
Fastest setting
Nominal settings, low range
Nominal settings, medium low range
Nominal settings, medium high range
Nominal settings, high range
Fastest setting
Nominal settings, low range
Nominal settings, medium low range
(1)
Nominal settings, medium high range
Nominal settings, high range
2
C Interface, 100kHz Mode
= 25°C and V
= 25.9 V, min/max values stated where T
A
BAT
(1)
SCL duty cycle = 50%
(1)
(1)
(1)
(1)
(1)
(1)
10% to 90%
90% to 10%
(1)
(1)
Bus interface is reset if SCL is detected
low for this duration
Product Folder Links:
TEST CONDITIONS
TEST CONDITIONS
BQ76907
BQ76907
SLUSE96 – NOVEMBER 2023
= -40°C to 110°C and V
A
BAT
MIN
TYP
MAX
0.46
1.22 ms
to 20.435
ms in
0.305 ms
steps
22.875
ms to
176.595
ms in
2.441 ms
steps
181.475
ms to
488.915
ms in
4.883 ms
steps
498.675
ms to
1103.795
ms in
9.766 ms
steps
-0.35
0.35
-1.2
0.90
-7.5
7.2
-20
20
-45
45
= -40°C to 110°C and V
A
BAT
MIN
TYP
MAX
100
4.0
4.7
4.0
4.7
0
250
1000
300
4.0
4.7
1.9
2.1
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= 3 V
UNIT
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
= 3 V
UNIT
kHz
µs
µs
µs
µs
ns
ns
ns
ns
µs
µs
s
19
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