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CY28404 |
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| Part Number | CY28404 |
| Manufacturer | Cypress Semiconductor |
| Description | Pin No. 1, 2, 48 1, 2, 7, 8, 9 4 Name REF(0:2) FS_A, FS_B, FS_C, I FS_D, FS_E XIN I Type O, SE Description Reference Clock. 3.3V 14.318-MHz clock output. 3.3V LVTTL Latched Input for CPU Frequency Sel... |
| Features |
• Supports Intel Springdale/Prescott (CK409) • Selectable CPU frequencies • 3.3V power supply • Nine copies of PCI clock • Four copies 3V66 clock with optional VCH • Three copies 48-MHz clock • Three copies REF clock • Two differential CPU clock pairs • Support SMBus/I2C Byte, Word, and Block Read/Write • Dial-A-Frequency • Ideal Lexmark Spread Spectrum profile for maximum electromagnetic interference (EMI) reduction • 48-pin SSOP package Table 1. Frequency Table CPU x2 3V66 x4 PCI x9 REF x3 48M x3 Block Diagram XIN XOUT Pin Configuration **FS_A/REF_0 **FS_B/REF_1 VDD_REF VDD_CPU XIN CPUT(... |
| Document |
 CY28404 Data Sheet
PDF 294.30KB |
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Desde 2024. D4U Semiconductor.
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