Part Number
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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
|
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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