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CY25422FSXCT Datasheet(PDF) 4 Page - Cypress Semiconductor |
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CY25422FSXCT Datasheet(HTML) 4 Page - Cypress Semiconductor |
4 / 14 page CY25402/CY25422/CY25482 Document #: 001-12565 Rev. *F Page 4 of 14 Figure 2. Pin Diagram - CY25482 8-LD SOIC Table 3. Pin Definition - CY25482 (2.5 V, 3.0 V, or 3.3 V Supply) Figure 3. Pin Diagram - CY25422 8-LD SOIC Table 4. Pin Definition - CY25422 (1.8 V Supply) Pin Number Name IO Description 1 EXCLKIN Input 2.5 V, 3.0 V, or 3.3 V external clock input 2VDD Power Power Supply: 2.5 V, 3.0 V, or 3.3 V 3 CLK1 Output Programmable clock output with spread spectrum 4 REFOUT/FS0 Output/input Multifunction programmable pin: Reference clock output or frequency select pin 5 PD#/OE/FS1 Input Multifunction programmable pin: Power-down, output enable or frequency select pin 6 CLK2/SSON Output/input Multifunction Programmable pin: Programmable clock output with spread spectrum or spread spectrum ON/OFF control pin 7 GND Power Power supply ground 8 DNU Output Do not use this pin Pin Number Name IO Description 1 XIN/EXCLKIN Input Crystal input or 1.8 V external clock input 2VDD Power Power supply: 1.8 V 3 CLK1 Output Programmable clock output with spread spectrum 4 REFOUT/FS0 Output/input Multifunction programmable pin: reference clock output or frequency select pin 5 PD#/OE/FS1 Input Multifunction programmable pin: power-down, output enable or frequency select pin 6 CLK2/SSON Output/input Multifunction programmable pin: programmable clock output with spread spectrum or spread spectrum ON/OFF control pin 7 GND Power Power supply ground 8 XOUT Output Crystal output VDD CY25482 1 2 3 4 8 7 6 5 DNU GND PD#/OE/FS1 EXCLKIN CLK1 REFOUT/ FS0 CLK2/SSON CY25422 1 2 3 4 8 7 6 5 XOUT GND PD#/OE/FS1 XIN/ EXCLKIN VDD CLK1 REFOUT/ FS0 CLK2/SSON |
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