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MT3333 View Datasheet(PDF) - MediaTek Inc

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MT3333 Datasheet PDF : 26 Pages
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MT3333 All-in-One GNSS Datasheet
1.2. Features
Specifications
o GPS/GLONASS/Galileo/BeiDou receiver
o Supports multi-GNSS including QZSS and
SBAS ranging
o Supports WAAS, EGNOS, MSAS and GAGAN
o 12 multi-tone active interference cancellers
(ISSCC2011 award)
o RTCM ready
o Indoor and outdoor multi-path detection
and compensation
o Supports FCC E911 compliance and A-GPS1
o Maximum fixed update rate up to 10 Hz
Advanced software features
o EPO™ orbit prediction
o EASY™ self-generated orbit prediction
o LOCUS™ logger function
o Supports time service application, which is
achieved by the PPS vs NMEA feature.
Reference oscillator
o TCXO
Frequency: 16.368 MHz, 12.6 ~ 40.0
MHz
Frequency variation: ±2.5 ppm
o Crystal
Frequency: 26 MHz, 12.6 ~ 40.0 MHz
Frequency accuracy: ±10 ppm
RF configuration
o SOC, integrated in single chip with CMOS
process
ARM7EJ-S CPU
o Up to 158 MHz processor clock
o Dynamic clock rate control
Memory:
o 8Mb internal flash
o External SPI serial flash of up to 128 Mb
Pulse-per-second (PPS) GPS time reference
o Adjustable duty cycle
o Typical accuracy: ±10 ns
Power scheme
o Built-in 1.8 volts Switching Mode Power
Supply (SMPS)
1 When combined with a suitable cellular network modem.
o Direct lithium battery connection (2.8 ~ 4.3
volts)
o Built-in 1.1 volts RTC LDO, 1.1 volts core
LDO and 2.8 volts TCXO LDO
Built-in reset controller
o Does not need an external reset control IC
Internal real-time clock (RTC)
o 32.768 kHz ± 20 ppm crystal
o 1.1 volts RTC clock output
o Supports external pin to wake up MT3333
Backup mode
o A Force_On pin to simplify the backup mode
application circuit
Serial interfaces
o 3 UARTs
o SPI and I2C
o GPIO interface (up to 16 pins)
NMEA
o NMEA 0183 standard V4.1 and backward
compliance
o Supports 219 datums
Sensitivity
o Acquisition: -148 dBm (cold) / -163 dBm
(hot)
o Tracking: -165 dBm
Ultra-low power consumption (GPS+GLONASS)
o Acquisition: 37 mW
o Tracking: 27 mW
Package
o VFBGA: 4.3 mm x 4.3 mm, 57 balls, 0.5 mm
pitch
Slim hardware design
o Mimimun solution footprint of 52 mm2
o Single RF Front-End for Multi-GNSS
frequency bands
Compatibility
o Pin-to-pin compatiblity with MT3339
© 2015 MediaTek Inc.
M
Page 2 of 22
This document contains information that is proprietary to MediaTek Inc.
Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.
 

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