Ai rbag Syste m ICs
Automotive System ICs
TLE 6712: 2 channel airbag firing IC
Two independent thermally protected firing
squib drivers
High-side and low-side switch for each firing circuit
Maximum firing current limitation for each
firing circuit
Discrete level output for minimum firing
current detection
Precision squib resistance measurement
with programmable gain. Measurement Retrieval
through analog output.
Squib leakage measurement to ground or to battery
supply set by external resistor with analog or
digital output
Voltage measurements multiplexed to an analog
output pin
16-Bit Serial Peripheral Interface (SPI)
Logic and analog output signals for sensing
and diagnostics
Two hardware firing loop enable inputs
Buckle switch detection
Package P-DSO-24
TLE 6714: 4 channel airbag firing IC
Four independent thermally protected firing
squib drivers
High-side and low-side switch for each firing circuit
Maximum firing current limitation for each firing circuit
Discrete level output for minimum firing
current detection
Precision squib resistance measurement
with programmable gain. Measurement Retrieval
through analog output.
Squib leakage measurement to ground or to
battery supply set by external resistor with analog
or digital output
Voltage measurements multiplexed to an analog
output pin
16-Bit Serial Peripheral Interface (SPI)
Logic and analog output signals for sensing
and diagnostics
Two hardware firing loop enable inputs
Buckle switch detection
Package P-DSO-28
56
www.infineon.com / Airbag-System-IC
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