Integrated Circuit Systems, Inc.
ICS83840 DDR SDRAM MUX FEATURES • 40 low skew single-ended DIMM ports • 4 SSTL-2 compatible enable inputs • Maximum Switching Speed: 3ns • Output skew: 120ps (maximum) • Bank skew: 45ps (maximum) • ron = 8Ω (typical) • Full 2.
5V supply modes • 0°C to 70°C ambient operating temperature • Pin compatible with the CBTV4010 GENERAL DESCRIPTION The ICS83840 is a DDR SDRAM MUX and is a member of the HiPerClock S™ family of High HiPerClockS™ Performance Clock Solutions from ICS.
The device has 10 Host Lines and each host line can be passed to 4 Data Ports.
The 10 channels are allocated as follows in the DDR SDRAM application: 8 data lines, 1 strobe line and 1 DQm l...

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