All Rights Reserved
參數(shù)資料
型號(hào)： SCG4500-155.52M
廠商： Connor-Winfield
文件頁(yè)數(shù)： 10/16頁(yè)
文件大?。?/td> 0K
描述： IC OSC CLK GEN 155.52MHZ OUT SMD
標(biāo)準(zhǔn)包裝： 1
類型： 時(shí)鐘發(fā)生器
PLL： 是
輸入： CMOS
輸出： LVPECL
電路數(shù)： 1
比率 - 輸入:輸出： 3:2
差分 - 輸入:輸出： 無(wú)/無(wú)
頻率 - 最大： 155.52MHz
除法器/乘法器： 無(wú)/無(wú)
電源電壓： 3.135 V ~ 3.465 V
工作溫度： 0°C ~ 70°C
安裝類型： 表面貼裝
封裝/外殼： 18-SMD 模塊
包裝： 管件
其它名稱： CW641
SCG4500 155.52M
SCG4500155.52M
Preliminary Data Sheet #: SG026
Page 3 of 16
Rev: P08
Date: 10/08/02
Copyright 2002 The Connor-Winfield Corp.
All Rights Reserved Specifications subject to change without notice
NOTES:
1.0
Operation of the device at these or any other condition beyond those listed under Operating Specifications is not implied.
Exposure to Absolute Maximum Rating conditions for extended periods of time may affect device reliability.
2.0
Requires external regulation and supply decoupling. (22 uF, 330 pF)
3.0
3db loop response.
4.0
From a 20 PPM step in reference frequency at 25°C @ 3.3V
5.0
50-ohm load biased to 1.3 volts.
6.0
Entry into Free Run doesn’t meet requirement for initial 2.33 seconds of self-timing.
7.0
If the selected reference is removed system response to the ALARM must be less than 10s.
Absolute Maximum Rating
Table 1
All SCG4500 Models
Symbol
Parameter
Minimum
Nominal
Maximum
Units
Notes
V
cc
Power Supply Voltage
-0.5
-
+4.0
Volts
1.0
V
i
Input Voltage
-0.5
-
+5.5
Volts
1.0
T
s
Storage Temperature
-65.0
-
+100
°C
1.0
Operating Specifications
Table 2
All SCG4500 Models
Symbol
Parameter
Minimum
Nominal
Maximum
Units
Notes
V
cc
Power Supply Voltage
3.135
3.3
3.465
Volts
2.0
I
cc
Power Supply Current
170
230
280
mA
5.0
T
o
Temperature Range
0
-
70
°C
F
fr
Free Run Frequency
-20
-
20
ppm
F
cap
Capture/pull-in range
-25
-
25
ppm
F
bw
Jitter Filter Bandwidth
-
10
Hz
3.0
T
jtol
Input Jitter Tolerance
31.25
-
s
8 kHz Ref. units
(Input Jitter Frequencies
≥ 10 Hz)
1
-
s
19.44 MHz Ref. units
T
aq
Acquisition Time
-
1
-
s
4.0
T
rf
Output Rise and Fall Time (20% 80%)
100
225
350
ps
5.0
DC
Output Duty Cycle
40
50
60
%
MTIE
sr
MTIE at Synchronization Rearrangement
GR-253-CORE.1999 R5-136
6.0, 7.0
Dynamic Offset Range (0°- 25°)
-50
-
50
ns
Dynamic Offset Range (25°- 70°)
-50
-
50
ns
Output Jitter Specifications
Table 4
All SCG4500 Models
Jitter BW 10 Hz - 1 MHz
SONET Jitter BW 12 kHz - 20 MHz
Frequency (MHz)
pS (RMS)
m UI
pS (RMS)
m UI
77.76
10 Typ.
0.776 Typ.
1 Max.
0.076 Max.
125.00
10 Typ.
1.250 Typ.
1 Max.
0.125 Max.
155.52
10 Typ.
1.556 Typ.
1 Max.
0.156 Max.
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