PT7C4563BQ1WEX Diodes Incorporated

PT7C4563BQ Automotive Grade Real-time Clock Features Description PT7C4563BQ Pin Configuration SOIC-8 PT7C4363 8 1 X1 VCC 2 X2 SQW 7 6 3 INT SCL 5 4 GND SDA DIP-8 SOIC-8 TSSOP-8 Pin Description Pin Pin Type Description 1 X1 I Oscillator Circuit Input. Together with X2, the 32.768kHz crystal is connected between them. 2 X2 O Oscillator Circuit Output. Together with X1, the 32.768kHz crystal is connected between them. 3 O Interrupt Output. Open drain, active low. INT 4 GND P Ground. Serial Data Input/Output. SDA is the input/output pin for the 2-wire serial interface. 5 SDA I/O The SDA pin is open-drain output and requires an external pull-up resistor. 2 6 SCL I Serial Clock Input. SCL is used to synchronize data movement on the I C serial interface. Clock Output. Open drain. Four frequencies selectable: 32.768k, 1.024k, 32, 1Hz when SQWE 7 SQW O bit is set to 1. 8 VCC P Power. PT7C4563BQ www.diodes.com March 2020 Document Number DS41477 Rev 3-2 Diodes Incorporated 2