Datasheet
  AD9553 
Rev. A | Page 7 of 44 
JITTER CHARACTERISTICS 
Table 9. 
Parameter  Min  Typ  Max  Unit  Test Conditions/Comments 
JITTER GENERATION           
12 kHz to 20 MHz           
LVPECL Output    1.28    ps rms  Input = 19.44 MHz, output = 245.76 MHz 
    0.89    ps rms  Input = 25 MHz, output = 125 MHz, Pin A3 to Pin A0 = 1110, Pin Y5 
to Pin Y0 = 111111 (see Figure 4) 
    1.31    ps rms  Input = 122.88 MHz, output = 155.52 MHz 
LVDS Output    1.29    ps rms  Input = 19.44 MHz, output = 245.76 MHz 
    1.32    ps rms  Input = 122.88 MHz, output = 155.52 MHz 
CMOS Output    1.26    ps rms  Input = 19.44 MHz, output = 245.76 MHz, see Figure 17 regarding 
CMOS toggle rates above 250 MHz 
    1.24    ps rms  Input = 122.88 MHz, output = 155.52 MHz 
50 kHz to 80 MHz           
LVPECL Output    0.75    ps rms  Input = 19.44 MHz, output = 245.76 MHz 
    0.58    ps rms  Input = 25 MHz, output = 125 MHz, Pin A3 to Pin A0 = 1110, Pin Y5 
to Pin Y0 = 111111 (see Figure 4) 
    0.44    ps rms  Input = 122.88 MHz, output = 155.52 MHz 
LVDS Output    0.76    ps rms  Input = 19.44 MHz, output = 245.76 MHz 
    0.45    ps rms  Input = 122.88 MHz, output = 155.52 MHz 
CMOS Output    0.44    ps rms  Input = 19.44 MHz, output = 245.76 MHz, see Figure 17 regarding 
CMOS toggle rates above 250 MHz 
    0.39    ps rms  Input = 122.88 MHz, output = 155.52 MHz 
JITTER TRANSFER BANDWIDTH          See the Typical Performance Characteristics section 
Low Bandwidth Setting    170    Hz   
Medium Bandwidth Setting    20    kHz   
High Bandwidth Setting    75    kHz   
JITTER TRANSFER PEAKING          See the Typical Performance Characteristics section 
Low BW Setting    1.3    dB   
Medium BW Setting    0    dB   
High BW Setting    0.08    dB   










