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Datasheet File OCR Text: |
for further information contact your local stmicroelectronics sales office. january 2014 docid025732 rev 2 1/17 sta8089fg fully integrated gps/galileo/glonass/beidou/qzss receiver with embedded rf and in-package flash data brief features ? stmicroelectronics ? positioning receiver with 48 tracking channels and 2 fast acquisition channels supporting gps, galileo, glonass, beidou and qzss systems ? pin to pin compatible with sta8088fg ? single die standalone receiver embedding rf front-end and low noise amplifier ? -162 dbm indoor sensitivity (tracking mode) ? fast ttff < 1 s in hot start and 30 s in cold start ? high performance arm946 mcu (up to 196 mhz) ? 256 kbyte embedded sram ? in-package sqi flash memory (16 mbits) ? real time clock (rtc) circuit ? 32-bit watch-dog timer ? 3 uarts ? 1 i 2 c master/slave interface ? 1 synchronous serial port (ssp, motorola-spi supported) ? usb2.0 full speed (12 mhz) with integrated physical layer transceiver ? 2 controller area network (can) ? 2 channels adc (10 bits) ? operating condition: ? main voltage regulator (v inl ): 1.8 v 5% ? backup voltage (v inb ): 1.6 v to 4.3 v ? digital voltage (v dd ): 1.2 v 10% ? rf core voltage (v cc ): 1.2 v 10% ? io ring voltage (v ddio ): 1.8 v 5% or 3.3 v 10% ? package: ? vfqfpn56 (7 x 7 x 0.85 mm) 0.4 mm pitch ? ambient temperature range: -40/+85c description sta8089fg is a single die standalone positioning receiver ic working on multiple constellations (gps/galileo/glonass/beidou/qzss). the device is backward compatible with sta8088fg, this enables fast customer application migration. the device is offered with a complete gnss firmware which performs all gnss operations including tracking, acquisition, navigation and data output with no need of external memories. vfqfpn56 (7x7x0.85mm) www.st.com
contents sta8089fg 2/17 docid025732 rev 2 contents 1 overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.1 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.2 vfqfpn56 pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.3 power supply pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.4 main function pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.5 test/emulated dedicated pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.6 communication interface pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.7 general purpose pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2.8 rf front-end pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 3 package and packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 3.1 ecopack ? packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 3.2 vfqfpn56 7 x 7 x 0.85 mm package information . . . . . . . . . . . . . . . . . . 13 4 ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 5 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 docid025732 rev 2 3/17 sta8089fg list of tables 3 list of tables table 1. power supply pins. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 table 2. main function pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 table 3. test/emulated dedicated pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 table 4. communication interface pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 table 5. general purpose pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 table 6. rf front-end pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 table 7. vfqfpn56 package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 table 8. document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 list of figures sta8089fg 4/17 docid025732 rev 2 list of figures figure 1. sta8089fg system block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 figure 2. vfqfpn56 connection diagram (with can). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 figure 3. vfqfpn56 connection diagram (no can) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 figure 4. vfqfpn56 7 x 7 x 0.85 mm package dimension. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 figure 5. ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 docid025732 rev 2 5/17 sta8089fg overview 16 1 overview sta8089fg is a highly integrated single-chip standalone gnss receiver designed for positioning system applications. sta8089fg embeds the new st gnss positioning engine capable of receiving signals from multiple satellite navigation systems, including the us gps, european galileo, russia's glonass, chinese beidou and japan's qzss. the sta8089fg ability of tracking simultaneously the signals from multiple satellites regardless of their constellation, make this chip capable of delivering exceptional accuracy in urban canyons and in the environments where buildings and other obstructions make satellite visibility challenging. the sta8089fg is backward compatible with sta8088fg, enabling fast customer application migration. the sta8089fg combines a high performance arm946 microprocessor with i/o cpabilities and enhanced peripherals. it supports usb2.0 standard at full speed (12 mbps) with on-chip phy. the device is offered with a complete firmware performing all positioning operations including acquisition, tracking, navigation and data output with no need of external memories. the device powered with 1.8v enables the on-chip voltage regulators to internally supply the rf front-end, core logic and the backup logic. the device can be directly powered with 1.2 v bypassing the embedded voltage regulators which will be put in power down mode. i/o lines are compatible with 1.8 v and 3.3 v. the sta8089fg, using stmicroelectronics cmosrf technology, is housed in a vfqfpn-56 (7 x 7 x 0.85 mm) package with stacked 16 mbit flash memory. pin description sta8089fg 6/17 docid025732 rev 2 2 pin description 2.1 block diagram figure 1. sta8089fg system block diagram $ + % , & 0 7 8 * 3 , 2 : ' % . b ' r p d l q 2 6 & |