Automotive Electronics Semiconductors and sensors Product ...

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Automotive Electronics Semiconductors and sensors Product ...

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Airbag systems:

Sensor interfaces

Sensor supply and data reception for digital peripheral sensors with PAS interface

Application Product V DD typ.

[V]

V VZP typ.

[V]

V VER typ.

[V]

V PASOx typ.

[V]

Peripheral sensor

interfaces

Dual peripheral sensor

interface CG570 4.8 14 33 8.7 2 x PAS3

Triple peripheral sensor

interface CG974 3.3 + 4.9 14 33 8.7 3 x PAS3/PAS4

Sensor supply and data transmission for digital peripheral sensors with PSI5 interface (V1.3)

Application Product Inputs V ER typ.

[V]

2 channel PSI5

receiver CF190

V DD typ.: 3.3 V or 5 V

V AS : 6.35…11 V

V ER typ.: (V AS + 2 V)…35 V

V SYNC typ.: (V AS + 4.5 V)…35 V

Peripheral Sensor

interfaces

24.4 or 33

(programmable) 2 x PSI5 (V1.3) SPI ( 3.3V or 5V)

Interfaces Features T j min

[°C]

SPI, 8 bit/

16 bit (5 V)

SPI, 16 bit

(3.3 or 4.9 V)

Components for airbag systems | 7

T j max

[°C]

Package

• Integrated voltage monitoring

• Support of sensor test -40 150 SOIC16w

• Integrated voltage monitoring

• Support of sensor test

• Support of SID coding -40 150 SOIC24w

Interfaces Features T j min

[°C]

T j max

[°C]

• max. 8 sensors

• bidirectional communication

• Bosch AB, EM and Open SPI protocol

• Integrated monitoring of voltages and

overtemperature

• Integrated diagnosis -40 150

Package

LQFP32,

QFN36 (on

request)

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