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Package Includes:
As long as they have a 16-pin single-line connection header at the top
The 74HC165 are 8-bit parallel-load or serial-in shift registers with complementary serial outputs (Q7 and Q7) available from the last stage
SIM900 all pins breakout
74HC541N (Octal Buffer/Line Driver 3-State) THER003 Package Includes:The 74HC541 are octal non inverting buffer line drivers with 3 state outputs. The 3 state outputs are controlled by the output enable inputs OE1 and OE2. A HIGH on OEn causes the outputs to assume a high impedance OFF state. Applications Modem interface Voice data telephone interface Lap top computers UART interface 74HC541 datasheet