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參數(shù)資料
| 型號： | SCG102A-DFC-A1P2 V1.0 |
| 廠商： | Connor-Winfield |
| 文件頁數(shù)： | 3/8頁 |
| 文件大小： | 0K |
| 描述： | IC OSC CLCK GEN 77.76MHZ OUT SMD |
| 標準包裝： | 1 |
| 類型： | 時鐘發(fā)生器，扇出配送 |
| PLL： | 是 |
| 輸入： | HCMOS，LVCMOS |
| 輸出： | LVPECL |
| 電路數(shù)： | 1 |
| 比率 - 輸入:輸出： | 1:2 |
| 差分 - 輸入:輸出： | 無/無 |
| 頻率 - 最大： | 77.76MHz |
| 除法器/乘法器： | 是/無 |
| 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： | 16-SMD 模塊 |
| 包裝： | 管件 |
| 其它名稱： | CW639 SCG102A 77.76M SCG102A-77.76M SCG102A77.76M |
Data Sheet #: SG076
Page 3 of 8
Rev: 00
Date: 4/11/07
Copyright 2007 The Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice
Specifications
Table 2
Symbol
Parameter
Minimum
Nominal
Maximum
Units
Notes
f
IN
Available Input Frequencies CMOS
8 k
100 M
Hz
PECL
1 M
100 M
Hz
f
OUT
Output Frequencies(LVPECL)
77.76 M
170 M
Hz
Vcc
Supply Voltage
3.135
3.3
3.465
Volts
I
CC
Supply Current
75
100
mA
CLKIN
Input Logic
A = CMOS
CMOS
1
D = PECL
PECL
CLKOUT
Output Logic
F = Comp. PECL
PECL
V
OH
2.275
V
OL
1.68
V
T
R/TF
Rise/Fall Time
0.5
1
ns
SYM
Output Symmetry
45
55
%
BW
Bandwidth
20
Hz
J
GEN
Jitter Generation RMS
0.5
1
ps
(12 kHz - 20 MHz)
J
TRAN
Jitter Transfer
0.1
dB
2
APR
Input Frequency Tracking
±50
ppm
T
OP
Operating Temperature
F =
-40
85
°C
C =0
70
°C
NOTES:
1.0: Only HCMOS and LVHCMOS is supported for input frequencies < 1MHz
2.0: GR-253-CORE, Sec. 5.6.2.1.2
Pin Description
Table 3
Pin #
Connection
Description
1
CLKIN
Input Frequency - The SCG102A AC couples the input , this means that the unit is
capable of handling HCMOS, LVCMOS, PECL, LVPECL input signals.
2
GND
Ground
3
Lock Detector
Logic “1” indicates that the unit is locked to the input reference
Logic “0” indicates that the reference is lost or out of lock range
4
VCXO Monitor
Control voltage level for the PECL oscillator (Between 0.3V and 3.0V when locked)
5
----
Missing
6
NC
No connection
7
GND
Ground
8
Enable/Disable
Logic “0” (or no connect) = Output Enabled
Logic “1”
= Output Disabled (Tri-Stated)
9
Out
Output
10
COut
Complementary Output
11
NC
No connection
12
Select A
Input Frequency Select Control Pin. See Table 4.
13
Select B
Input Frequency Select Control Pin. See Table 4.
14
NC
No connection
15
GND
Ground
16
V
CC
Power supply voltage (3.3 Vdc ± 5%)
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