CY28RS480-1
CY28RS480-1 is Clock Generator manufactured by Cypress.
PRELIMINARY
Clock Generator for ATI RS480 Chipset
Features
- Supports AMD CPU
- Selectable CPU frequencies
- 200-MHz differential CPU clock pairs
- 100-MHz differential SRC clocks
- 48-MHz USB clock
- 33-MHz PCI clock
- 66-MHz HyperTransport clock
- I2C support with readback capabilities
- Ideal Lexmark Spread Spectrum profile for maximum electromagnetic interference (EMI) reduction
- 3.3V power supply
- 56-pin SSOP and TSSOP packages CPU x2 SRC x8 HTT66 x1 PCI x1 REF x3 USB_48 x1
Block Diagram
XIN XOUT CPU_STP# CLKREQ[0:1]#
Pin Configuration
VDD_REF REF[0:2] VDD_CPU CPUT[0:2], CPUC[0:2], VDD_SRC SRCT[0:6],SRCC[0:6] VDD_SRCS SRCST[0:1],SRCSC[0:1] VDD_PCI PCI VDD_HTT...
