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PCA9509D Datasheet(PDF) 3 Page - NXP Semiconductors |
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PCA9509D Datasheet(HTML) 3 Page - NXP Semiconductors |
3 / 19 page PCA9509_5 © NXP B.V. 2009. All rights reserved. Product data sheet Rev. 05 — 10 July 2009 3 of 19 NXP Semiconductors PCA9509 Level translating I2C-bus/SMBus repeater 5. Pinning information 5.1 Pinning 5.2 Pin description [1] Port A and port B can be used for either SCL or SDA. Fig 2. Pin configuration for TSSOP8 Fig 3. Pin configuration for SO8 Fig 4. Pin configuration for XQFN8 PCA9509DP VCC(A) VCC(B) A1 B1 A2 B2 GND EN 002aac126 1 2 3 4 6 5 8 7 PCA9509D VCC(A) VCC(B) A1 B1 A2 B2 GND EN 002aac127 1 2 3 4 6 5 8 7 002aac776 B2 A1 B1 EN VCC(A) A2 Transparent top view 3 6 1 5 7 2 terminal 1 index area PCA9509GM Table 2. Pin description Symbol Pin Description VCC(A) 1 port A power supply A1[1] 2 port A (lower voltage side) A2[1] 3 port A (lower voltage side) GND 4 ground (0 V) EN 5 enable input (active HIGH) B2[1] 6 port B (SMBus/I2C-bus side) B1[1] 7 port B (SMBus/I2C-bus side) VCC(B) 8 port B power supply |
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