MT3333AV 查看數據表（PDF） - MediaTek Inc
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MT3333AV Datasheet PDF : 26 Pages
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2. Pin Assignment and Descriptions
MT3333 All-in-One GNSS
Datasheet
2.1. Pin descriptions
Pin# Symbol
System interface (2 pins)
A4 HRST_B
B4 XTEST
Peripheral interface (8 pins)
B7 RX0
B8 TX0
G8 RX1
H8 TX1
C8 RX2
F7 TX2
D7 SCK1
A6 SCS1#
Debugging interface (6 pins)
G7 GIO6
C6 GIO7
E6 GIO8
B6 GIO9
D6 GIO10
A7 GIO11
External system interface (4 pins)
C4 EINT0
C5 EINT1
C7 EINT2
D8 EINT3
RTC interface (6 pins)
H6 AVDD43_RTC
H7 AVDD11_RTC
H5 XIN
H4 XOUT
G6 32K_OUT
G5 FORCE_ON
Type
2.8V LVTTL input
2.8V LVTTL input
2.8V, LVTTL I/O
2.8V, LVTTL I/O
PPU, PPD, SMT
4mA, 8mA, 12mA, 16mA
PDR
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
2.8V, LVTTL I/O
Analog power
Analog power
Analog input
Analog output
1.2V LVTTL I/O
1.2V LVTTL input
Description
System reset.
Test mode
Serial input for UART 0
Serial output for UART 0
Default: pull-up
Default: 8mA driving
Serial input for UART 1
Serial output for UART 1
Serial input for UART 2
Serial output for UART 2
SPI clock output
SPI slave selection 1
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
External interrupt 0
External interrupt 1
External interrupt 2
External interrupt 3
RTC LDO input
RTC LDO output
RTC 32KHz XTAL input
RTC 32KHz XTAL output
RTC domain GPIO pin, able to configure to low
power detection indicator signal
Logic high to force power on this chip
© 2016 - 2017 MediaTek Inc.
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Any unauthorized use, reproduction or disclosure of this document in whole or in part is strictly prohibited.
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