CY28442 Datasheet | Cypress

.. ADVANCE INFORMATION Clock Generator for Intel Alviso Chipset Features - pliant to Intel CK410M - Supports Intel Pentium-M CPU - Selectable CPU frequencies - Differential CPU clock pairs - 100-MHz differential SRC clocks - 96-MHz differential dot clock - 48-MHz USB clocks - SRC clocks independently stoppable through CLKREQ#[A:B] - 96/100 MHz Spreadable differential clock. - 33-MHz PCI clock - Low-voltage frequency select input - I2C support with readback capabilities - Ideal Lexmark Spread Spectrum profile for maximum electromagnetic interference (EMI) reduction - 3.3V power supply - 56-pin TSSOP package CPU x2 / x3 SRC x5/6 PCI x6 REF x2 DOT96 x2 USB_48 x1 Block Diagram VDD_REF REF IREF VDD_CPU CPUT CPUC VDD_CPU CPUT_ITP/SRCT7 CPUC_ITP/SRCC7 VDD_SRC SRCT[1:5] CPUC[1:5] VDD_PCI PCI VDD_PCI PCIF PLL2 96MSS VDD_48MHz 96_100_SSCT 96_100_SSCC VDD_48MHz DOT96T DOT96C VDD_48 VTTPWR_GD#/PD USB Pin Configuration XIN XOUT PCI_STP# CPU_STP# CLKREQ[A:B]# FS_[C:A] 14.318MHz Crystal PLL Reference PLL1 CPU Divider Divider PLL4...