L9963E datasheet(181/184 Pages) STMICROELECTRONICS

181 / 184 page

Table 53.

Main oscillator electrical parameters ...................................................... 71

Table 54.

Safety mechanisms summary .......................................................... 76

Table 55.

VTREF operating modes.............................................................. 85

Table 56.

Voltage conversion routine status........................................................ 86

Table 57.

Summary of the NCYCLE and TCYCLE events .............................................. 89

Table 58.

Focus on routine enable/disable and continuous mode activation/deactivation ......................... 90

Table 59.

Sampling intervals for the configuration parameters related to cyclic functionality ....................... 91

Table 60.

Failure validation table ............................................................... 92

Table 61.

Operations performed during cell conversion step ............................................ 93

Table 62.

Operations performed during GPIO conversion step ........................................... 94

Table 63.

Operations performed during GPIO terminal diagnostics step .................................... 95

Table 64.

Operations performed during cell terminal diagnostics step ...................................... 96

Table 65.

Operations performed during balance terminal diagnostics step ................................... 96

Table 66.

Operations performed during HWSC step .................................................. 97

Table 67.

Summary of the voltage conversion routine steps............................................. 98

Table 68.

TCYCLE and NCYCLE_X options ....................................................... 99

Table 69.

Steps periodicity options .............................................................. 99

Table 70.

NCYCLE counter and optional step periodicity .............................................. 100

Table 71.

Table 72.

SPI register map .................................................................. 102

Table 73.

Recommended components for typical application scenario .................................... 134

Table 74.

Typical BOM for cell voltage sensing circuit ................................................ 135

Table 75.

Current sense BOM ................................................................ 136

Table 76.

VREG regulator BOM ............................................................... 137

Table 77.

Internal balancing components with recommended values ..................................... 138

Table 78.

External balancing components with recommended values ..................................... 139

Table 79.

FAULT line BOM .................................................................. 142

Table 80.

Fault line BOM for a centralized BMS .................................................... 143

Table 81.

Transformer-based ISO lines BOM...................................................... 145

Table 82.

Capacitive-based ISO lines BOM ....................................................... 146

Table 83.

NTC analog front end BOM for single ended measurement ..................................... 147

Table 84.

NTC analog front end BOM for differential measurement....................................... 149

Table 85.

Pinout description for transceiver mode .................................................. 162

Table 86.

Recommended components for transceiver use............................................. 164

Table 87.

Additional components for hotplug protection............................................... 167

Table 88.

Reflow soldering profile according to JEDEC J-STD-020....................................... 168

Table 89.

TQFP 10x10 64L exposed pad down package mechanical data .................................. 170

Table 90.

Document revision history ............................................................ 174

L9963E

List of tables

DS13636 - Rev 12

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