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23 / 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 23 of 49 NXP Semiconductors PCAL6408A Low-voltage translating, 8-bit I2C-bus/SMBus I/O expander 10. Limiting values [1] The input negative-voltage and output voltage ratings may be exceeded if the input and output current ratings are observed. 11. Recommended operating conditions Table 20. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter Conditions Min Max Unit VDD(I2C-bus) I2C-bus supply voltage 0.5 +6.5 V VDD(P) supply voltage port P 0.5 +6.5 V VI input voltage [1] 0.5 +6.5 V VO output voltage [1] 0.5 +6.5 V IIK input clamping current ADDR, RESET, SCL; VI <0V - 20 mA IOK output clamping current INT; VO <0V - 20 mA IIOK input/output clamping current P port; VO <0V orVO >VDD(P) - 20 mA SDA; VO <0 V orVO >VDD(I2C-bus) - 20 mA IOL LOW-level output current continuous; P port; VO = 0 V to VDD(P) -50 mA continuous; SDA, INT; VO = 0 V to VDD(I2C-bus) -25 mA IOH HIGH-level output current continuous; P port; VO = 0 V to VDD(P) -25 mA IDD supply current continuous through VSS -200 mA IDD(P) supply current port P continuous through VDD(P) -160 mA IDD(I2C-bus) I2C-bus supply current continuous through VDD(I2C-bus) -10 mA Tstg storage temperature 65 +150 C Table 21. Operating conditions Symbol Parameter Conditions Min Max Unit VDD(I2C-bus) I2C-bus supply voltage 1.65 5.5 V VDD(P) supply voltage port P 1.65 5.5 V VIH HIGH-level input voltage SCL, SDA, RESET 0.7 V DD(I2C-bus) 5.5 V ADDR, P7 to P0 0.7 V DD(P) 5.5 V VIL LOW-level input voltage SCL, SDA, RESET 0.5 0.3 V DD(I2C-bus) V ADDR, P7 to P0 0.5 0.3 V DD(P) V IOH HIGH-level output current P7 to P0 - 10 mA IOL LOW-level output current P7 to P0 - 25 mA Tamb ambient temperature operating in free air 40 +85 C |
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