DESCRIPTION

· 32-bit single chip baseband controller for GPS and telematic applications.

FEATURES

· ARM7TDMI 16/32 bit RISC CPU based host microcontroller.

· Complete embedded memory system: Flash 256 KB + 16 KB, RAM 64 KB.

· External memory interface supports up to four banks of external SRAM, Flash, ROM.

· 12 channel GPS correlation DSP with RTCA-SC159 / WAAS / EGNOS support.

· GPS performance: accuracy stand alone <30m, differential <1m, surveying <1cm.

· CMOS M8T (0.18 µm) technology.

· Operating temperature range: -40°C to 85°C.

· Power supply: 2.7V to 3.6V for input/output periphery, 3V to 3.6V for A/D Converter reference, 1.8V for core supply.

· 48 programmable general purpose I/O, 16 can generate an interrupt.

· Real time clock module with 32 kHz low power oscillator.

· 16-bit watchdog timer with 8 bits prescaler.

· CAN module compliant with CAN specification V2.0 part B.

· Four 16-bit programmable timers with 7 bit prescaler.

· 4 channels 12-bit sigma-delta analog to digital converter.

· Three serial communication interfaces (UART).

· Two serial peripheral interfaces (SPI).

· Two I2C interfaces.

· USB unit V1.1 compliant (TQFP144 only).

· High Level Data Link Controller (HDLC) unit.

APPLICATIONS

· Suitable for automotive applications.