Datasheet GPS receiver Performance SiRFstarIV Integrated Solution A2135-H The GPS Antenna Module Sub-System A2235-H The A2135-H (flash) and A2235-H (ROM) are Maestro Wireless Solutions answers to the most critical challenges in the GPS market: simplified integration, Positioning Product leading performance, and efficient time to market. The combination of the enhanced fully functional SiRFStar IV GPS engine and a custom-designed Fleet management high directional patch antenna on board help to ease engineers integration Asset Tracking effort of leading GPS technology into devices. The A2135-H and A2235-H fully address the demand for extreme low power operation and ultra-fast Vehicle Tracking Time-To-First-Fix. Their high level of sensitivity allows for use in the most Personal Tracking demanding environmental conditions. Portable Device Features Benefits SMT based integrated GPS antenna module Lowest assembly cost Integrated Antenna 2 17.8 x 16.5 mm Small footprint Low Power Consumption MEMS support 29 mA average tracking (full power mode) Ultra Low power consumption -163 dBm tracking Bench marking sensitivity up to 8 strongest interferes signals detected In-band jamming signal removal and mitigatedPositioning Receiver Portfolio With the mission to support our customers in implementing GNSS functionality into their systems, Maestro Wireless Solutions is offering a distinct product portfolio to address a wide area of applications. These range from traditional telematics solutions to latest highly integrated consumer devices, all of them having their special requirements towards a GNSS module. Based on SiRFstarIII and now also SiRFstarIV chip sets,Maestro Wireless Solutions GNSS module solutions address different specific needs and combine high performance, low power consumption, and simplified integration effort. Our modules comply with the RoHS standard and are 100% electrically and functionally tested prior to packaging, thereby assuring the guarantee of the highest quality products. GPS Receiver and Antenna Modules Ordering information: Technical Details A2135-H / A2235-H A2135-H410 MOQ: 1 reel / 500 pcs PERFORMANCE HIGHLIGHTS TM 48 parallel tracking Channels SiRFnav High availability and coverage improved TTFF in EVA2135-H Evaluation Board Correlators 400,000 plus weak signal environments 1 board + 2 samples TM Frequency L1 - 1,575 MHz SiRFaware Keeps module in a state of readiness for rapid navigation Sensitivity (hot start) Tracking - 163 dBm Jammer remover Detects and removes up to 8 A2235-H Navigation - 160 dBm technology in-band jammers with minimal MOQ: 1 reel / 500 pcs Acquisition (cold start) - 148 dBm loss of sensitivity Position Accuracy < 2.5 m CEP (autonomous) A-GPS Embedded Extended (horizontal) < 2.0 m CEP SBAS Ephemeris (SiRFInstantFix1) EVA2235-H Evaluation Board and Ephemeris Push support Time To First Fix 1 board + 2 samples MEMS I2C interface Prepared to use additional 1) Hot Start < 1 s sensor information for improved navigation 2) Warm Start < 32 s Flash-based design Prepared to store 3) Cold Start < 35 s configuration and calibration (A2135-H only) data and to allow firmware Navigation updates Update Rate 1 Hz / 5 Hz Supported Internal antenna Best matched build-in antenna for easy integration COMMUNICATION ENVIRONMENT UART - NMEA (Default) NMEA message GGA, RMC, GSA, GSV, VTG, Temperature Switchable GLL, ZDA Operating -40C to +85C Baud rate 4,800 (default) Storage -40C to +85C Switchable 1,200 to 115.2k Humidity Non condensing Ports Tx (NMEA output) Rx (NMEA input) POWER UART - SiRF Specific SSB/OSP Input voltage 3.0 to 3.6 VDC SiRFbinary protocol Protocol for SiRFstar Nominal 3.3 VDC product family up to SSIII Average current draw A2135-H A2235-H One Socket Protocol Protocol extension for SiRFstarIV Full power mode (searching) 36 mA 36 mA Baud rate 57.6k (default) Full power mode (tracking) 24 mA 22 mA Switchable 1,200 to 115.2k PTF mode 0.7 mA 0.9 mA Ports Tx (Binary output) Rx (Binary input) TM TricklePower Mode 8.7 mA 7.2 mA SPI - NMEA/SiRF Specific Hibernate 27 A 27 A Clock Up to 6.8 MHz Antenna supply via Vant Ports DO (NMEA / Binary output) Voltage range up to 5.0V DI (NMEA / Binary input) SPI CLK (clock - input) 4) Max. allowed current 50 mA SPI CS (chip select - input) MECHANICAL Dimensions L x W x H 17.8 x 16.5 x 7.1 mm 9th Floor, Wing Cheong Factory Building L x W x H 0.7 x 0.65 x 0.28 121 King Lam Street, Cheung Sha Wan 1) The receiver has estimates of time/date/position and valid almanac and ephemeris data. 2) The receiver has estimates of time/date/position and almanac Kowloon, Hong Kong 3) The receiver has no estimate of time/date/position, and no recent almanac Weight 4.0 g / 0.14 oz. Tel: (852) 2869 0688 4) An external current limiter is suggested to avoid damage in fault conditions Fax: (852) 2525 4701 contact maestro-wireless.com The information provided herein is believed to be reliable at press time. Maestro Wireless Solutions assumes no responsibility for inaccuracies or omission. Maestro Wireless Solutions assumes no responsibility for the use of this information, and all such information shall be entirely at the users own risk. Prices and www.maestro-wireless.com specifications are subject to change without notice. Maestro Wireless Solutions does not authorize or warrant any of its products for use in life support devices and/or systems. Images are for reference only. GPS receiver Copyright 2014 Maestro Wireless Solutions - GNSS A2135-H / A2235-H v1.1