CG124 / CG130

System basis chipset for automatic transmission control

Application & Technical Summary

CG124 contains all system power related functions for a transmission control unit.

CG130 provides the corresponding monitoring functions.

CG124 and CG130 provide basic functions to transmission control:
Power supply for all system components and extensive monitoring functions to avoid damages to transmission hardware.

Product benefits

Power supply for microcontroller, other active components and speed sensors
Starter lock n case of transmission malfunction
Voltage monitoring incl. µC core voltage monitoring
Intelligent question/answer watchdog for μC monitoring
Temperature sensing

2 chips solution for higher system safety

System power and monitoring logic distributed on 2 separate ICs

Technical Features


Type	System chipset
Package	TQFP64ePad (CG124) LQFP32 (CG130)
Features	Ideally suited for Renesas SH7+ Reverse polarity protection for HS switches Reverse polarity protection for system supply HS switch for starter disable Twofold voltage monitoring Question & answer watchdog Periphery clock monitoring 16-channel multiplexer for diagnosis: OL, SCG and SCB
Inputs	3 x speed sensor 4 x position sensor Wake-up
Outputs	3 x Driver for HS switches Starter disable Startup, Reset, Shutdown for µC
Control Interface	ISO/LIN SPI (5V)
VDD typ. [V]	14
Tj min [°C]	-40°C
Tj max [°C]	150°C

TQFP64 _ePad (10 × 10 mm)

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Automotive System ICs