STA5635S PDF预览

STA5635S

更新时间: 2025-08-02 14:58:15
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意法半导体 - STMICROELECTRONICS /
页数 文件大小 规格书
7页 232K
描述
ASIL Universal GNSS RF receiver

STA5635S 数据手册

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STA5635S  
Data brief  
Automotive universal GNSS RF receiver  
Features  
AEC-Q100 Grade 2  
Multi GNSS band support (L1/E1, L2C, L5/E5/E6)  
Programmable IF bandwidth (7 or 13 MHz range)  
3.3 V supply voltage  
VFQFPN32  
Fractional-N synthesizer with embedded loop filter  
SPI Interface for full programmability  
2 Bit A/D converter  
ASIL compliance  
Operating temperature (-40, +105 °C)  
CMOS040 technology  
QFN5x5 32 leads package  
Description  
The STA5635S is a fully integrated RF front-end able to support different bands  
(L1/E1, L2C, L5/E5/E6) thanks to a programmable and flexible RF-IF chain driven  
by a fractional PLL. In particular, STA5635S is able to manage all the GNSS  
constellations available and planned in the next future like GPS, Galileo, Glonass,  
BeiDou, IRNSS and QZSS.  
The RF_IF chain is followed from a 2-bit ADC able to convert the IF signal to Sign  
(SIGN) and Magnitude (MAG) bit. The MAG bit is internally integrated in order to  
control the variable gain amplifiers. The VGA gain can be also set by the SPI  
interface.  
Product status link  
STA5635S  
Product summary  
The embedded fractional PLL allows supporting a wide range of reference clocks  
(10 to 55 MHz) and generates a sampling clock available for the baseband.  
Order code  
STA5635S  
QFN5x5  
The STA5635S embeds two LDOs to supply at 1.1 V the analog and digital cores  
of the device facilitating requirements to external power supply. A third LDO can be  
turned-on to supply at 1.8 V external active components as a TCXO.  
Package  
Packing  
Tray  
Order code  
Package  
Packing  
STA5635STR  
QFN5x5  
The chip is manufactured in CMOS040nm technology and housed in a QFN  
package.  
Tape and reel  
DB4366 - Rev 1 - November 2020  
For further information contact your local STMicroelectronics sales office.  
www.st.com  

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