Cypress Semiconductor W216
This output is not affected by the CLK_STOP# input. These outputs are affected by the PCI_STOP# input.| Part No. | W216 |
|---|---|
| Datasheet | W216 Download |
| Manufacturer |  Cypress Semiconductor |
| Description | Spread Spectrum FTG for 440BX and VIA Apollo Pro-133 |
| Buy | Stock & Price |
FEATURES
● Maximized EMI Suppression using Cypress’s Spread Spectrum Technology● Single chip system FTG for Intel® 440BX AGPset and VIA Apollo Pro-133
● Three copies of CPU output
● Seven copies of PCI output
● One 48-MHz output for USB / One 24-MHz for SIO
● Two buffered reference outputs
● Two IOAPIC outputs
● Seventeen SDRAM outputs provide support for 4 DIMMs
● Supports frequencies up to 150 MHz
● I2C™ interface for programming
● Power management control inputs Table 1. Mode Input Table Mode 0 1 Pin 3 PCI_STOP# REF0 Key Specifications CPU Cycle-to-Cycle Jitter: .......................................... 250 ps CPU to CPU Output Skew: ......................................... 175 ps PCI to PCI Output Skew: ............................................ 500 ps SDRAMIN to SDRAM0:15 Delay: ..........................3.7 ns typ. VDDQ3: .................................................................... 3.3V±5% VDDQ2: .................................................................... 2.5V±5% SDRAM0:15 (leads) to SDRAM_F Skew: ..............0.4 ns typ.
