BL34018
required. A logic “1” level in the range of 1.6 V to 11 V deselects the chip. The input resistance at
Pin 18 is > 75 kΩ. The VCC and VB regulated voltages go to 0.0 when the chip is deselected.
Leaving Pin 18 open is equivalent to a Logic “0” (chip enabled).
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Total 16 Pages
8/15/2006
Wrote by 2006