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PL611S-27-XXXGI Datasheet(PDF) 2 Page - PhaseLink Corporation |
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PL611S-27-XXXGI Datasheet(HTML) 2 Page - PhaseLink Corporation |
2 / 9 page (Preliminary)PL611s-27 1.8V to 3.3V PicoPLL TM Programmable Clock 47745 Fremont Blvd., Fremont, California 94538 Tel (510) 492-0990 Fax (510) 492-0991 www.phaselink.com Rev 2/25/07 Page 2 KEY PROGRAMMING PARAMETERS CLK Output Frequency Output Drive Strength Programmable Input/Output FOUT = FREF * M / (R * P) Where M = 11 bit R = 8 bit P = 5 bit CLK0 = FOUT, FREF or FREF / (2*P) CLK1 = FREF, FREF/2, CLK0 or CLK0/2 Three optional drive strengths to choose from: • Low: 4mA • Std: 8mA (default) • High: 16mA One output pin can be configured as: • OE - input • PDB - input • FSEL – input • HiZ or Active Low disabled state PACKAGE PIN ASSIGNMENT Pin Assignment Name DFN Pin# SOT Pin # Type Description CLK1 2 1 O Programmable Clock Output GND 3 2 P GND connection FIN 1 3 I Reference input pin OE, PDB, FSEL 6 4 I This programmable I/O pin can be configured as an Output Enable (OE) input, Power Down (PDB) input or Frequency Switching (FSEL) input. This pin has an internal 60K pull up resistor. The OE and PDB features can be programmed to allow the output to float (Hi Z), or to operate in the ‘Active low’ mode. State OE PDB FSEL 0 Disable CLK Power Down Mode Frequency ‘2’ 1 (default) Normal mode Normal mode Frequency ‘1’ VDD 5 5 P VDD connection CLK0 4 6 O Programmable Clock Output OE AND PDB FUNCTION DESCRIPTION OE PDB Osc. PLL CLK0 CLK1 1 N/A On On On On 0 N/A On Off HiZ or Active Low On N/A 1 On On On On N/A 0 Off Off HiZ or Active Low HiZ or Active Low Note: HiZ or Active Low states are programmable functions and will be set per request. |
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