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尺寸:16X12mm VENUS827芯片 GPS+IRNSS双模

GT-1612F5-SKF

Features

  

Build on high performance, low-power 

       SkyTraq Venus 8 chip set

Ultra high Track sensitivity: -165dBm

L1 / L5 signal reception

Works with NavIC, GAGAN, GPS,GLONASS 

Extremely fast TTFF at low signal level (Less than 

      30 second cold start TTFF & 1 second hot start).

Multipath detection and suppression

Works with passive and active antenna

Low power consumption: Max 110mA@3.3V

NMEA-0183 compliant protocol or custom protocol

Operating voltage:3.0V to 3.6V

SMD type with stamp holes

Small form factor: 16x12x2.6mm

Operating temperature -40 ~ +85oC

RoHS compliant (Lead-free)



Parameter

         Specification

Power Supply

Supply voltage:  3.0V~3.6V  Typical: 3.3V

Power Consumption

Acquisition:  110mA @VCC=V_BCKP=3.3V

Tracking:  65mA @VCC=V_BCKP=3.3V

Backup:  35uA @V_BCKP=3.3V

Receiver Type

Code 56 search channels ,22 synchronous tracking channels 

L5 NavIC, L1 GAGAN/GPS/GLONASS C/A code Venus 8 engine

Sensitivity

Better than -145/-144dBm GNSS/NavIC cold-start

Better than -154/-153dBm GNSS/NavIC hot-start

Better than -155/-154dBm GNSS/NavIC re-acquisition

Better than -160/-156dBm GNSS/NavIC tracking

TTFF (Autonomous)

Cold start:   35s  typ @-130dBm

Warm start:   30s  typ @-130dBm

Hot start:   1s   typ @-130dBm

Horizontal Position

Accuracy (Autonomous)

<2.5m CEP @-130 dBm   Velocity: 0.1m/sec   Time : 12nsec

Update Rate

1 / 2 / 4 / 5 / 8 / 10 Hz

TTFF (Autonomous)

Cold start :   30s  typ @-130dBm

Warm start :   25s  typ @-130dBm

Hot start :   1s   typ @-160dBm

A-GPS

7-day server-based AGPS

Self-aided ephemeris estimation

Dynamic Performance

Maximum altitude:  18,000m

Maximum velocity:  515m/s

Acceleration:  4G (39.2m/sec2) acceleration

Datum

Default WGS-84, User definable

UART Port

UART Port: TXD and RXD

Supports baud rate from 4800bps to 115200bps, 9600bps by default

3.3V LVTTL level UART port for NMEA and SkyTraq output, binary or   S     kyTraq proper Agreement input

Temperature Range

Normal operation:  -40°C ~ +85°C

Storage temperature:  -55°C ~ +100°C

Humidity:  5% ~ 95%

Physical Characteristics

Size:  16±0.15 × 12.2±0.15 × 2.6±0.1mm

Weight:  Approx. 2.0g


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