PCA9525D NXP [NXP Semiconductors], PCA9525D Datasheet - Page 9

• Manufacturer Part Number: PCA9525D
• Description: Simple 2-wire bus buffer
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
PCA9525
Product data sheet
9.2 Operating conditions
Figure 11
additional load capacitance if that is preferred), the rate of rise of both input and output
can be matched, and the glitch on the rising edge eliminated.
A full byte transaction is shown in
of the image, and SCL_IN and SCL_OUT are shown at the bottom. The START condition,
address bits, read/write bit, acknowledge bit and STOP condition can all be clearly seen.
Fig 11. Matched ‘input’ and ‘output’ rise times
Fig 12. Full 400 kHz I
shows that by choosing an appropriate value of pull-up resistance (or adding
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 25 February 2011
2
C-bus address byte transaction
Figure
12. SDA_IN and SDA_OUT are shown at the top
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Simple 2-wire bus buffer
PCA9525
© NXP B.V. 2011. All rights reserved.
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