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PCA9501 Datasheet(PDF) 3 Page - NXP Semiconductors |
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PCA9501 Datasheet(HTML) 3 Page - NXP Semiconductors |
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3 / 22 page  Philips Semiconductors Product data PCA9501 8-bit I2C and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins 2003 Sep 12 3 PIN CONFIGURATION - SO, TSSOP SW00903 A0 A1 A2 I/O0 I/O3 VDD SDA SCL 1 20 2 19 3 18 4 17 5 16 6 15 7 14 8 13 I/O1 I/O2 INT WC I/O7 I/O6 I/O5 I/O4 9 12 10 11 A5 VSS A3 A4 PCA9501 Figure 1. Pin configuration - SO, TSSOP PIN CONFIGURATION - HVQFN 15 14 13 12 11 1 2 3 4 5 SW02017 TOP VIEW A2 I/O0 I/O1 I/O2 I/O3 INT A5 VSS A4 A3 I/O4 I/O7 WC I/O5 I/O6 SCL SDA VDD A0 A1 Figure 2. Pin configuration - HVQFN PIN DESCRIPTION PIN NUMBER SYMBOL NAME AND FUNCTION SO, TSSOP HVQFN 1, 2, 3, 9, 11, 12 19, 20, 1, 7, 9, 10 A0-5 Address lines (internal pull-up) 4, 5, 6, 7 2, 3, 4, 5 I/O0-3 Quasi-bidirectional I/O pins 8 6 INT Active low interrupt output (open drain) 10 8 VSS Supply ground 13, 14, 15, 16 11, 12, 13, 14 I/O4-7 Quasi-bidirectional I/O pins 17 15 WC Active low write control pin 18 16 SCL I2C serial clock 19 17 SDA I2C serial data 20 18 VDD Supply voltage |
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