W238 |
RFQ for W238 |
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| Product | Manufacturers | Pack | D/C |
| W238 | - | - | - |
Features |
| • Maximized EMI suppression using Cypress's Spread Spectrum technology• Low jitter and tightly controlled clock skew• Highly integrated device providing clocks required for CPU, core logic, and SDRAM• Two copies of CPU clock at 66/100/133 MHz• Thirteen copies of SDRAM clocks at 100/133 MHz• Five copies of PCI clock compliant to PCI spec 2-1 and capable of driving a maximum load of 40 pF• One copy of synchronous APIC clock• Two copies of 48-MHz clock (non-spread spectrum) optimized for USB reference input and video dot clock• Three copies of 66-MHz fixed clock• One copy of 14.31818-MHz reference clock• Power down control• I2C™ interface for turning off unused clocks |
| Parameter | Description | Min. | Max. | Unit |
| VDD3 | 3.3V Core Supply Voltage | 0.5 | 4.6 | V |
| VDDQ2 | 2.5V I/O Supply Voltage | 0.5 | 3.6 | V |
| VDD3 | 3.3V Supply Voltage | 0.5 | 4.6 | V |
| TS | Storage Temperature | 65 | 150 | |
| Parameter | Description | Min. | Max. | Unit |
| Vih3 | 3.3V Input High Voltage | 0.5 | 4.6 | V |
| Vil3 | 3.3V Input Low Voltage | 0.5 | V | |
| ESD prot. | Input ESD Protection | 2000 | V |