PLL701-11

m PLL701-11 o c . Low EMI Spread Spectrum Multiplier Clock U 4 t e FEATURES PIN CONFIGURATION e h Clock Generator with selectable Spread Spectrum S multiplier from ta 1x to 4x outputs. Outputa frequency ranges: 24MHz to 240MHz. Selectable .D Center Spread Modulation. TTL/CMOS compatible outputs. w 3.3V Operating Voltage. w Low short term jitter. w Available in 8-Pin 150mil SOIC. FIN 1 2 3 4 8 7 6 5 VDD S3v PLL701-11 S2^ S1^ FOUT GND DESCRIPTIONS The PLL701-11 is a Spread Spectrum Clock Generator designed for the purpose of reducing EMI in high-speed digital systems, with the selectable Center Spread modulation amplitude (see table below). Any output frequency can be selected by programming 4 multiplier modes. The device operates over a very wide range of input frequencies and provides 1x to 4x modulated clock outputs. OUTPUT CLOCK (FOUT) SELECTION S3 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 S2 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 S1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 S0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 m o .c U 4 t e e h S a t a .D w w w FIN = 24 ~ 120 Mhz S0v Note: v: 30k Ω Internal Pull down. ^: 30k Ω Internal Pull up. FIN Range (MHz) 24 24 24 24 24 24 24 24 24 24 24 24 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 120 120 120 120 FOUT X1 X1 X1 X1 X2 X2 X2 X2 X2 X2 X4 X4 X1 X1 X1 X1 Spread Spectrum Modulation Magnitude ± 0.75% ± 1.00% ± 1.25% ± 1.5% ± 0.25% ± 0.5% ± 0.75% ± 1.00% Frequency 47745 Fremont Blvd., Fremont, California 94538 TEL (510) 492-0990 FAX (510...