RYS8838
3.3V UART Interface GNSS Module with Untethered Dead Reckoning (UDR)
- SONY CXD5608AGF Engine.
- A multi-GNSS module for GPS(L1 C/A), GLONASS(L1 OF), SBAS(L1 C/A), QZSS(L1 C/A), BeiDou(B1 TBD) and Galileo(E1 CBOC TBD).
- Including SAW filter, LNA and TCXO.
- Embedded digital noise filters and spectrum analyzer.
- Untethered Dead Reckoning (UDR) function.
Description
The RYS8838 is a multi-GNSS module with high sensitivity, fast acquisition engine and an Untethered Dead Reckoning (UDR) function.
Specification
| Item | Min. | Typical | Max. | Unit | Condition |
| Power Supply Voltage | 3.2 | 3.3 | 3.4 | V | VDD |
GNSS continuous mode
| Satellite acquisition Current | 19 | mA | |||
| Satellite tracking Current | 13 | mA | |||
| Idle Current | 3 | mA | Waiting for command | ||
| Sleep2 mode current | 0.2 | uA | |||
| Satellite acquisition Current | 11.5 | mA | Use buck regulator | ||
| Satellite tracking Current | 8.2 | mA | Use buck regulator | ||
| Idle Current | 2.6 | mA | Use buck regulator | ||
| Sleep0 mode Current | 0.5 | uA | Use buck regulator | ||
| Sleep1 mode Current | 0.17 | uA | Use buck regulator | ||
| Sleep2 mode Current | 0.17 | uA | Use buck regulator |
GNSS low power mode
| Satellite tracking average current | Use buck regulator @GSOP command Sleep1 and normal mode cycle | ||||
| Default Baud Rate | 115200 | bps | 8, N, 1 | ||
| Digital input level high | 0.7*VDD | VDD+0.3 | V | VIH | |
| Digital input level low | -0.3 | 0.3*VDD | V | VIL | |
| Digital output level high | 0.8*VDD | VDD | V | VOH 2mA | |
| Digital output level low | 0 | 0.2*VDD | V | VOL 2mA | |
| Flash size | 8 | M-bit | |||
| GNSS Center Frequency | 1561.098 1575.42 1602.5625 | MHz | BeiDou GPS Glonass | ||
| Navigation update rate | 1 | Hz | |||
| Accuracy | 1 | M | Signal strength is -130dBm | ||
| Cold starts | 35 | Sec. | Signal strength is -130dBm | ||
| Hot starts | 2 | Sec. | |||
| Tracking Sensitivity | -161 | dBm | |||
| Hot starts Sensitivity | -160 | dBm | |||
| Cold starts Sensitivity | -147 | dBm | |||
| Operating Temperature | -40 | 25 | +85 | °C | |
| Dimensions | 13mm*11mm*2.2mm | ||||
| Weight | 0.8 | g |