ICS95V847

ICS95V8 47 2.5V Wide Range Frequency Clock Driver (45MHz - 233MHz) Recommended Application: Zero Delay Board Fan Out, SO-DIMM Provides complete DDR registered DIMM solution with ICSSSTV16857, ICSSSTV16859 or ICSSSTV32852 Product Description/Features: Low skew, low jitter PLL clock driver 1 to 5 differential clock distribution (SSTL_2) Feedback pins for input to output synchronization Spread Spectrum tolerant inputs Switching Characteristics: CYCLE - CYCLE jitter: <60ps OUTPUT - OUTPUT skew: <60ps Period jitter: ±30ps DUTY CYCLE: 49.5% - 50.5% Pin Configuration GND CLKC0 CLKT0 GND VDD CLK_INT CLK_INC AVDD AGND CLKC1 CLKT1 VDD 1 2 3 4 5 6 7 8 9 10 11 12 ICS95V847 24 CLKT4 23 CLKC4 22 CLKC3 21 CLKT3 20 VDD 19 FB_INT 18 FB_INC 17 FB_OUTC 16 FB_OUTT 15 CLKT2 14 CLKC2 13 GND 24-Pin TSSOP 4.40 mm. Body, 0.65 mm. pitch Functionality Block Diagram INPUTS OUTPUTS AVDD CLK_INT CLK_INC CLKT CLKC FB_OUTT FB_OUTC PLL State GND L H LH L H Bypassed/off GND 2.5V (nom) 2.5V (nom) H L H L HL H H LH L L HL H L Bypassed/off H on L on FB_INT FB_INC CLK_INC CLK_INT PLL FB_OUTT FB_OUTC CLKT0 CLKC0 CLKT1 CLKC1 CLKT2 CLKC2 CLKT3 CLKC3 CLKT4 CLKC4 0718E—11/24/08 ICS95V8 47 Pin Descriptions PIN NUMBER PIN NAME 5, 12, 20 VDD 1, 4, 13 GND 8 AVDD 9 AGND 3, 11, 15, 21, 24 CLKT[0:4] 2, 10, 14, 22, 23 CLKC[0:4] 6 CLK_INT 7 CLK_INC 16 FB_OUTT 17 FB_OUTC 19 FB_INT 18 FB_INC TYPE DESCRIPTION PWR Power supply, 2.5V PWR Ground PWR PWR OUT Analog po...