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PCA9554 Datasheet(PDF) 19 Page - NXP Semiconductors |
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PCA9554 Datasheet(HTML) 19 Page - NXP Semiconductors |
19 / 20 page Philips Semiconductors Product data sheet PCA9554/PCA9554A 8-bit I2C and SMBus I/O port with interrupt 2004 Sep 30 19 REVISION HISTORY Rev Date Description _6 20040930 Product data (9397 750 13289). Supersedes data of 2002 Jul 26 (9397 750 10163). Modifications: • Add DIP16 and SSOP20 packages to Features, Ordering information, Pin configuration, Pin description, and package outline drawings. • Section “Register 0—Input Port Register” on page 4: change default values to ‘XXXXXXXX’ and add second paragraph. • “Power-on Reset” section on page 5 modified. • Add new “Typical application” section on page 9. • DC Characteristics table on page 11: – add (new) Note 1, and its reference at VPOR. – Note 2 re-written. _5 20020726 Product data (9397 750 10163). ECN 853-2243 28672 of 26 July 2002. Supersedes data of 2002 May 13 (9397 750 09817). _4 20020513 Product specification (9397 750 09817) _3 Product specification (9397 750 08342) _2 Product specification (9397 750 08209) _1 Product specification (9397 750 08159) |
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