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TEST датащи(PDF) 35 Page - List of Unclassifed Manufacturers |
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TEST датащи(HTML) 35 Page - List of Unclassifed Manufacturers |
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35 / 49 page ![]() PCAL6408A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved. Product data sheet Rev. 3 — 18 September 2013 35 of 49 NXP Semiconductors PCAL6408A Low-voltage translating, 8-bit I2C-bus/SMBus I/O expander a. SDA load configuration b. P port load configuration c. RESET timing CL includes probe and jig capacitance. All inputs are supplied by generators having the following characteristics: PRR 10 MHz; Z o =50 ; tr/tf 30 ns. The outputs are measured one at a time, with one transition per measurement. I/Os are configured as inputs. All parameters and waveforms are not applicable to all devices. Fig 34. Reset load circuits and voltage waveforms 002aag977 DUT CL = 50 pF RL = 1 kΩ SDA VDD(I2C-bus) 002aag981 DUT CL = 50 pF 500 Ω Pn 2 × VDD(P) 500 Ω SDA SCL 002aag984 trst trec(rst) tw(rst) RESET Pn START trst ACK or read cycle 0.3 × VDD(I2C-bus) 0.5 × VDD(I2C-bus) 0.5 × VDD(P) trec(rst) |
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