This miniature GPS breakout is only 1" x 1" (~ 25mm x 25mm) but houses a complete GPS/GNSS solution with both I2C and UART interfaces. There's even an antenna on top so it's plug and play!
GPS
Adafruit Ultimate GPS Breakout - 66 channel w/10 Hz updates - Version 3 : Electronics
Getting started with a GPS module // With Adafruit PA1010D and Arduino via I2C or Serial
Getting started with a GPS module // With Adafruit PA1010D and Arduino via I2C or Serial
CircuitPython & Python Setup, Adafruit Mini GPS PA1010D Module
GitHub - adafruit/Adafruit-PA1010D-Mini-GPS-PCB: Adafruit Mini GPS PA1010D - UART and I2C - STEMMA QT
Overview, Adafruit Mini GPS PA1010D Module
PA1010D GPS Breakout
Adafruit Mini GPS PA1010D - UART and I2C - STEMMA QT
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