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L9963E Fiches technique(PDF) 82 Page - STMicroelectronics

No de pièce L9963E
Description  Automotive Multicell battery monitoring and balancing IC
PDF  184 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9963E Fiches technique(HTML) 82 Page - STMicroelectronics

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 82 / 184 page
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Category
Diagnostic
name
Condition
Available
in
Availability type
Actions
SPI related
fields
name
SPI related
fields
descriptio
n
Coulomb
Counter
CSA Open
VISENSEP >
VISENSEP_O
PEN_TH for t
>
TCURR_SEN
SE_OPEN_FI
LTER
OR
VISENSEM >
VISENSEM_
OPEN_TH for
t >
TCURR_SEN
SE_OPEN_FI
LTER
Normal,
Cyclic
Wakeup
Always ON
•Set Latch
•Raise FAULTL
sense_plus
_open
Fault Latch
Y
E
S
CoulombCo
unter_en =
0
sense_min
us_open
Fault Latch
Coulomb
Counter
OC Sleep
ISENSE >
ICURR_SENS
E_OC_SLEEP
Cyclic
Wakeup
Always ON in the
duty phase
•Set Latch
•Raise FAULTL
curr_sense
_ovc_sleep
Fault Latch
Y
E
S
CoulombCo
unter_en =
0
OR
ovc_sleep_
msk = 1
CUR_INST
_calib
Measureme
nt Result
adc_ovc_c
urr_thresho
ld_sleep
OC
Threshold
Coulomb
Counter
OC Normal
ISENSE >
ICURR_SENS
E_OC_NORM
Normal
Always ON
•Set Latch
•Raise FAULTL
curr_sense
_ovc_norm
Fault Latch
Y
E
S
CoulombCo
unter_en =
0
OR
ovc_norm_
msk = 1
CUR_INST
_calib
Measureme
nt Result
adc_ovc_c
urr_thresho
ld_norm
OC
Threshold
Coulomb
Counter
Sample
Counter or
Accumulator
Overflow
CoulombC
ntTime
overflows
OR
CoulombC
ounter_ms
b overflows
Normal
Always ON
•Set Latch
•Raise FAULTL
CoCouOvF
Fault Latch
N
O
BIST
Bandgap
Monitor Fail
One
Bandgap
Reference
shifts too
much in
respect to
the other
Normal,
Cyclic
Wakeup
Always ON
•POR
N
O
BIST
EEPROM
Checksum
Failure
An
unwanted
change in
EEPROM
data
occurred
Trimming,
Normal
Upon EEPROM
Download
•Set Latch
•Stop balance on
whole stack
EEPROM_
CRC_ERR
_SECT_0
Fault Latch
Y
E
S
EEPROM_
CRC_ERR
MSK_SEC
T_0 = 1
EEPROM_
CRC_ERR
_CAL_RAM
Fault Latch
L9963E
Safety and diagnostic features
DS13636 - Rev 12
page 82/184



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