Expander Breakout SX1509 16 Output I/O



This is an I/O expansion board module which is used to increase the GPIO number of a microcontroller. This module can support up to 16 numbers of GPIO using 2 wires.

Note 1: Bank A (0 to 7) and bank B (8 to 15) are supplied by VCC1 and VCC2, respectively. Both Supplied voltage is according to the input voltage. To supply the voltage externally (1.2 to 3.6 VDC), please cut the 2 pad jumpers at the back of the board.

Note 2: All the pins support PWM and normal digital IO. 


Input Voltage1.425 to 3.6 VDC
Max operating current460 uA
Logic input voltage0.8 to 5.5 VDC
Dimension30*30 mm
Weight2 g

Kit include:

1 x Digital Input and output expansion module (SX1509, 16 channels)

10 JD
3 in stock
10 JD 1+ units
9.5 JD 10+ units
9 JD 25+ units
8.5 JD 100+ units

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