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ST20-GP1

ST Microelectronics
Part Number ST20-GP1
Manufacturer ST Microelectronics
Description GPS PROCESSOR
Published Sep 5, 2005
Detailed Description ® ST20-GP1 GPS PROCESSOR ENGINEERING DATA FEATURES s Application specific features • 12 channel GPS correlation DSP ha...
Datasheet PDF File ST20-GP1 PDF File

ST20-GP1
ST20-GP1

Overview
® ST20-GP1 GPS PROCESSOR ENGINEERING DATA FEATURES s Application specific features • 12 channel GPS correlation DSP hardware and ST20 CPU (for control and position caluculations) on one chip • no TCXO required • RTCA-SC159 / WAAS / EGNOS supported s GPS performance • accuracy - stand alone with SA on <100m, SA off <30m - differential <1m - surveying <1cm • time to first fix - autonomous start 90s - cold start 45s - warm start 7s - obscuration 1s s 32-bit ST20 CPU • 16/33 MHz processor clock • 25 MIPS at 33 MHz • fast integer/bit operations s 4 Kbytes on-chip SRAM • 130 Mbytes/s maximum bandwidth s Programmable memory interface • 4 separately configurable regions • 8/16-bits wide • support ...


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