您當前的位置:首頁 > 無線模組產品 > GNSS模塊

GPS模塊 尺寸:9X9mm MTK ROM版本芯片 GPS單模

GT-0909-MTR

Features

Build on high performance, low-power

              MediaTek MT3337 chip set

Ultra high Track sensitivity: -165dBm

Extremely fast TTFF at low signal level

Built in high gain LNA

Low power consumption: Max 28mA@3.3V

NMEA-0183 compliant protocol or custom

             protocol

Operating voltage: 2.8V to 4.3V

Operating temperature range:-40to85℃

Ultra-small SMD form: 9x9x1.8mm

RoHS compliant (Lead-free)


Parameter

Specification

Power Supply

Supply voltage:  2.8V~4.3V  Typical: 3.3V

Power Consumption

Acquisition:  28mA @VCC=VBAT=3.3V

Tracking:  20mA @VCC=VBAT=3.3V

Standby:  1.0mA @VCC=VBAT=3.3V

Backup:  7uA @VBAT=3.3V

Receiver Type

Code 66 search channels, GPS&QZSS L1 1575.42MHz C/A

22 simultan ous tracking channels

Sensitivity

Tracking:   -165dBm

Re-acquisition:   -156dBm

Acquisition:   -148dBm


TTFF (EASY enabled)

Cold start:   15s  typ @-130dBm

Warm start:   5s  typ @-130dBm

Hot start :   1s  typ @-130dBm


TTFF (EASY disabled)

Cold start(Autonomous):   35s  typ @-130dBm

Warm start (Autonomous):   30s  typ @-130dBm

Hot start (Autonomous):   1s   typ @-130dBm


Horizontal Position

Accuracy (Autonomous)

<2.5m CEP @-130 dBm


Update Rate

1Hz


Accuracy of 1PPS Signal

Typical accuracy: ±10ns

Time pulse width 100ms


Acceleration Accuracy

Without aid: 0.1m/s2


Dynamic Performance

Maximum altitude: 18,000m

Maximum velocity: 515m/s

Acceleration: 4G


UART Port

UART Port: TXA and RXA

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

UART port is used for NMEA output, MTK proprietary

          commands input


Temperature Range

Normal operation: -40°C ~ +85°C

Storage temperature: -45°C ~ +125°C


Physical Characteristics

Size: 9±0.15 × 9±0.15 ×1.8±0.1mm

Weight: Approx.0.36g



資料下載