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PCA9575 Datasheet(PDF) 5 Page - NXP Semiconductors |
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PCA9575 Datasheet(HTML) 5 Page - NXP Semiconductors |
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5 / 38 page  PCA9575_3 © NXP B.V. 2009. All rights reserved. Product data sheet Rev. 03 — 9 November 2009 5 of 38 NXP Semiconductors PCA9575 16-bit I2C-bus and SMBus, level translating, low voltage GPIO Fig 2. Simplified schematic of the I/Os (P0_0 to P0_7, P1_0 to P1_7) INTERRUPT MASK VDD(IO) P0_0 to P0_7 P1_0 to P1_7 output port register data configuration register DQ CK Q data from shift register write configuration pulse output port register DQ CK write pulse polarity inversion register DQ CK data from shift register write polarity pulse input port register DQ CK read pulse input port register data polarity inversion register data 002aad566 FF data from shift register FF FF FF Q1 Q2 VSS to INT BUS-HOLD AND PULL-UP/PULL-DOWN CONTROL ESD protection diode 100 k Ω VDD(IO) |
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