參數資料
型號: AD9520-5/PCBZ
廠商: Analog Devices Inc
文件頁數: 3/76頁
文件大?。?/td> 0K
描述: BOARD EVAL FOR AD9520-5
設計資源: Synchronizing Multiple AD9910 1 GSPS Direct Digital Synthesizers (CN0121)
Phase Coherent FSK Modulator (CN0186)
AD9520 Eval Brd Schematic
AD9520 BOM
標準包裝: 1
主要目的: 計時,時鐘發(fā)生器
已用 IC / 零件: AD9520-5
已供物品:
Data Sheet
AD9520-5
Rev. A | Page 11 of 76
CLOCK OUTPUT ABSOLUTE TIME JITTER (CLOCK GENERATION USING EXTERNAL VCXO)
Table 7.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
LVPECL OUTPUT ABSOLUTE TIME JITTER
Application example based on a typical setup using an
external 245.76 MHz VCXO (Toyocom TCO-2112);
reference = 15.36 MHz; R DIV = 1
LVPECL = 245.76 MHz; PLL LBW = 125 Hz
54
fs rms
Integration BW = 200 kHz to 5 MHz
77
fs rms
Integration BW = 200 kHz to 10 MHz
109
fs rms
Integration BW = 12 kHz to 20 MHz
LVPECL = 122.88 MHz; PLL LBW = 125 Hz
79
fs rms
Integration BW = 200 kHz to 5 MHz
114
fs rms
Integration BW = 200 kHz to 10 MHz
163
fs rms
Integration BW = 12 kHz to 20 MHz
LVPECL = 61.44 MHz; PLL LBW = 125 Hz
124
fs rms
Integration BW = 200 kHz to 5 MHz
176
fs rms
Integration BW = 200 kHz to 10 MHz
259
fs rms
Integration BW = 12 kHz to 20 MHz
CLOCK OUTPUT ADDITIVE TIME JITTER (VCO DIVIDER NOT USED)
Table 8.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
LVPECL OUTPUT ADDITIVE TIME JITTER
Distribution section only; does not include the PLL;
measured at rising edge of the clock signal
CLK = 622.08 MHz
46
fs rms
Integration bandwidth = 12 kHz to 20 MHz
Any LVPECL Output = 622.08 MHz
Divide Ratio = 1
CLK = 622.08 MHz
64
fs rms
Integration bandwidth = 12 kHz to 20 MHz
Any LVPECL Output = 155.52 MHz
Divide Ratio = 4
CLK = 1000 MHz
223
fs rms
Calculated from SNR of ADC method
Any LVPECL Output = 100 MHz
Broadband jitter
Divide Ratio = 10
CLK = 500 MHz
209
fs rms
Calculated from SNR of ADC method
Any LVPECL Output = 100 MHz
Broadband jitter
Divide Ratio = 5
CMOS OUTPUT ADDITIVE TIME JITTER
Distribution section only; does not include the PLL
CLK = 200 MHz
325
fs rms
Calculated from SNR of ADC method
Any CMOS Output Pair = 100 MHz
Broadband jitter
Divide Ratio = 2
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