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Package Type : DIP24 pin
Power supply: external
Model: GL5528
SparkFun 16 Output I/O Expander Breakout - SX1509 is a 16-channel GPIO expander with an I2C interface – that means with just two wires
The 2- or 4-quadrant multiplying makes these devices an ideal choice for manymicroprocessor-controlled gain-setting and signal-control applications
74HC138 (3 to 8 Line Decoder- Demultiplexer) Infrared Object Detection Package Type : DIP24 pinIntroduction : The 74HC138 decodes three binary weighted address inputs (A0, A1 and A2) toeight mutually exclusive outputs (Y0 to Y7). The device features three enable inputs (E1, E2 andE3). Every output will be HIGH unless E1 and E2 are LOW and E3 is HIGH. This multiple enablefunction allows easy parallel expansion to a 1 of 32 (5 to 32 lines) decoder with just four '138 ICsand one inverter. 74HC138 can be used as an eight output demultiplexer by
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