M1010-01 Datasheet, PDF (7/8 Pages) Integrated Circuit Systems – VCSO BASED CLOCK JITTER ATTENUATOR

Integrated
Circuit
Systems, Inc.
M1010-01
VCSO BASED CLOCK JITTER ATTENUATOR
Preliminary Information
ELECTRICAL SPECIFICATIONS (CONTINUED)
AC Characteristics
Unless stated otherwise, V_CC = 3.3V +5%T,T_AA==-400^oC_oCtoto++7805^oC_{oC(c(oinmdmusetrricaial)l),} F_VCSO = F_OUT = 150-175MHz, Outputs terminated with 50Ω to V_CC - 2V
Symbol Parameter
Min Typ Max Unit Conditions
F_IN
Input Frequency
DIF_REF0, nDIF_REF0,
DIF_REF1, nDIF_REF1
18.75
175 MHz
50 MHz
F_OUT Output Frequency
FOUT, nFOUT
150
175 MHz
APR VCSO Pull-Range
Commercial
Industrial
±120 ±200
ppm
±50 ±150
ppm
PLL Loop
Constants ¹
K_VCO VCO Gain
R_IN
Internal Loop Resistor
BW_VCSO VCSO Bandwidth
200
2050
700
kHz/V
kΩ
kHz
Φn
Phase Noise
and Jitter
J(t)
odc
t_R
Single Side Band
Phase Noise
@155.52MHz
Jitter (rms)
@155.52MHz
Output Duty Cycle ²
Output Rise Time ²
for FOUT, nFOUT
1kHz Offset
10kHz Offset
100kHz Offset
12kHz to 20MHz
50kHz to 80MHz
-72
-94
-123
0.5
0.5
45
50
325 450
dBc/Hz _{Fin=19.44_MHz}
dBc/Hz ^Mfin=8,
dBc/Hz ^{M=x, R=x}
ps
ps
55 %
500 ps 20% to 80%
t_F
Output Fall Time ²
for FOUT, nFOUT
325 450
500 ps
20% to 80%
Table 9: AC Characteristics
Note 1: Parameters needed for PLL Simulator software; see Table 5, Example Loop Filter Component Values for M1010-01-155.5200 on pg. 4.
Note 2: See Parameter Measurement Information on pg. 7.
PARAMETER MEASUREMENT INFORMATION
Output Rise and Fall Time
Output Duty Cycle
nFOUT
20%
Clock Output
80%
t_R
80%
V_P-P
20%
t_F
Figure 5: Output Rise and Fall Time
FOUT
odc =
t_PW
t_PERIOD
t_PW
(Output Pulse Width)
t_PERIOD
Figure 6: Output Duty Cycle
M1010-01 Datasheet Rev 0.4
7 of 8
Revised 29Sep2003
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