SX1509 16 Output I/O Expander Breakout
₹436.60 (Including GST)
₹370.00 ( + ₹66.60 GST)
- 1.2V to 3.6V Low Operating Voltage with Dual Independent I/O Rails (VCC1, VCC2)
- 5.5V Tolerant I/Os, Up to 15mA Output Sink on –All I/Os (No Total Sink Current Limit)
- Integrated LED Driver for Enhanced Lighting
- On-Chip Keypad Scanning Engine-Support Up to 8×8 Matrix (64 Keys)
- 4/8/16 Channels of True Bi-directional Style I/O
- Ultra Low Current Consumption of typ. 1uA
- -40°C to +85°C Operating Temperature Range
- Built-in Clock Management (Internal 2MHz Oscillator/External Clock Input, 7 clock values)
The CJMCU-SX1509 can leverage your I2C interface for 16 extra channels of GPIO. And that’s not all! This handy device also contains a fully programmable LED driver and a keypad scanning engine which enables continuous keypad monitoring of up to 64 keys!
Since the I/O banks can operate between 1.2V and 3.6V (5.5V tolerant) independent of both the core and each other, this device can also work as a level-shifter.
1 x SX1509 16 Output I/O Expander Breakout
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