PCA9504A 查看數據表（PDF） - Philips Electronics

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PCA9504A

8-bit I2C and SMBus I/O port with 2-kbit EEPROM

Philips Electronics 

Philips Semiconductors

Glue chip 4

5V STANDBY REFERENCE GENERATION

Standby Supply

V_5PO_STBYtV_3P3_STBY

V_5PO_STBYuV_3P3_STBY

3.3 V

V_3P3_STBY

5V

Product data

PCA9504A

V_3P3_STBY

V_5PO_STBY

REF5V_STBY

V_5P0_STBY

5V

3.3 V

REF5V_STBY

SW00582

Figure 3. REF5V_STBY when V_3P3_STBY ramps before V_5PO_STBY

V_3P3_STBY

V_5P0_STBY

2004 May 11

REF5V_STBY

Figure 4. REF5V_STBY when V_5PO_STBY ramps before V_3P3_STBY

16

SW00583

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