Texas Instruments LMK04131 Clock Jitter Cleaner with Cascade PLL LMK04131EVAL/NOPB LMK04131EVAL/NOPB 데이터 시트
제품 코드
LMK04131EVAL/NOPB
L M K 0 4 1 X X - R E V 3 E V A L U A T I O N B O A R D O P E R A T I N G I N S T R U C T I O N S
SNLU099
20
LMK041x2 Phase Noise
The Fout frequency is 1720.32 MHz. The clock out frequency is 860.16 MHz, and the clock out
div 4 frequency is 215.04 MHz.
Table 12 - LMK041x2 Phase Noise (dBc/Hz)
Offset
Fout
LVPECL 2VPECL LVCMOS
LVPECL
div4
2VPECL
div4
LVCMOS
div4
10 Hz
-61.3
-66.6
-67.3
-67.7
-80.1
-78.7
-78.9
100 Hz
-85.7
-91.5
-90.4
-91.9
-103.3
-103.2
-103.8
1 kHz
-108.9
-114.3
-114.2
-114.6
-126.7
-127.2
-126.5
10 kHz
-115.7
-120.7
-120.7
-120.6
-133.5
-133.7
-134.1
100 kHz
-118.4
-123.5
-123.5
-123.5
-136.7
-136.7
-136.8
1 MHz
-128.6
-133.4
-133.4
-133.4
-146.2
-146.3
-146.5
10 MHz
-154.0
-151.5
-151.5
-151.6
-156.7
-157.0
-157.7
40 MHz
-162.3
-153.0
-153.2
-153.2
-157.0
-157.3
-158.2
Table 13 - LMK041x2 RMS Jitter; Integrated to from low limit to 20 MHz (rms fs)
Low
Limit
Fout
LVPECL 2VPECL LVCMOS
LVPECL
div4
2VPECL
div4
LVCMOS
div4
10 Hz
443.4
498.1
477.3
450.5
439.3
473.4
458.5
100 Hz
124.5
143.1
140.8
140.4
141.0
140.7
136.6
1 kHz
114.9
132.7
132.1
132.0
132.3
131.1
126.6
10 kHz
112.0
129.6
129.0
129.0
130.0
128.7
124.2
100 kHz
99.2
115.7
115.2
115.2
119.7
118.3
113.7
1 MHz
41.6
54.9
54.8
54.7
79.2
77.1
71.8
LMK040x2 Phase Noise
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
10
100
1000
10000
100000 1000000 1000000
0
1E+08
Offset (Hz)
Fout
LVPECL
2VPECL
LVCMOS
LVPECL; div4
2VPECL; div4
LVCMOS; div4