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TFLD546E2-77.76MHZ PDF预览

TFLD546E2-77.76MHZ

更新时间： 2024-09-17 21:21:59
品牌 Logo 应用领域
CONNOR-WINFIELD /
页数 文件大小 规格书
2页 180K
描述
Oscillator

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TFLD546E2-77.76MHZ 数据手册

 浏览型号TFLD546E2-77.76MHZ的Datasheet PDF文件第2页 
THE CONNOR-WINFIELD CORP.  
2111 COMPREHENSIVE DRIVE.  
AURORA, IL 60505.  
FAX (630) 851-5040.  
PHONE (630) 851-4722.  
HTTP://WWW.CONWIN.COM  
P R O D UC T D ATA S H E E T  
CRYSTAL CONTROLLED OSCILLATORS  
CW 0701  
TFLD546E2  
44.736M  
SURFACE MOUNT 3.3V HCMOS TCXO  
TFLD546E2  
ABSOLUTE MAXIMUM RATINGS  
PARAMETER  
TABLE 1.0  
NOTE  
UNITS  
MINIMUM NOMINAL MAXIMUM  
UNITS  
°C  
Storage Temperature  
-40  
-
-
85  
6
Supply Voltage  
(Vcc)  
-0.6  
Vdc  
DESCRIPTION  
OPERATING SPECIFICATIONS  
PARAMETER  
TABLE 2.0  
NOTE  
MINIMUM NOMINAL MAXIMUM  
UNITS  
MHz  
The Connor-Winfield TFLD546E2  
is a Surface Mount Temperature  
Compensated Crystal Oscillator  
(TCXO). Operating at 3.3Vdc,  
the TFLD546E2 will maintain  
±4.6ppm frequency tolerance  
over 20 years. The TFLD546E2  
is offered in a surface mount  
package for automated  
Frequency Range  
(Fo)  
12.80  
-
-
77.76  
Frequency Tolerance  
-4.6  
4.6  
ppm  
1
Operating Temperature Range  
Supply Voltage  
0
-
70  
°C  
(Vcc)  
(Icc)  
3.135  
3.3  
9
3.465  
Vdc  
Supply Current  
-
-
-
-
-
-
-
-
25  
5
1
-
mA  
Jitter (BW=10Hz to 20MHz)  
Jitter (BW=12kHz to 20MHz)  
SSB Phase Noise at 10Hz offset  
SSB Phase Noise at 100Hz offset  
SSB Phase Noise at 1KHz offset  
SSB Phase Noise at 10KHz offset  
SSB Phase Noise at 100KHz offset  
-
ps rms  
ps rms  
dBc/Hz  
dBc/Hz  
dBc/Hz  
dBc/Hz  
dBc/Hz  
-
-60  
-90  
-120  
-135  
-145  
-
-
assembly.  
-
-
INPUT CHARACTERISTICS  
Enable Voltage (High)  
TABLE 3.0  
(Vih)  
(Vil)  
> 70% Vdd  
-
-
-
-
Vdc  
Vdc  
2
Disable Voltage (Low)  
< 30% Vdd  
FEATURES  
HCMOS OUTPUT CHARACTERISTICS  
PARAMETER  
TABLE 4.0  
NOTE  
MINIMUM NOMINAL MAXIMUM  
UNITS  
pF  
LOAD  
-
2.0  
-
-
-
-
15  
-
3.3V OPERATION  
Voltage  
Current  
(High)  
(Low)  
(High)  
(Low)  
(Voh)  
(Vol)  
(Ioh)  
(Ioh)  
Vdc  
Vdc  
mA  
mA  
%
OVERALL FREQUENCY TOLERANCE:  
±4.6ppm OVER 20 YEARS.  
0.4  
-
-
-
-4  
-
4
TEMPERATURE RANGE: 0 to 70°C  
LOW JITTER <1pS RMS  
Duty Cycle at 50% of Vcc  
45  
50  
3
55  
5
Rise / Fall Time 10% to 90%  
nS  
TRI-STATE ENABLE/DISABLE FUNCTION  
PAD 2  
PACKAGE CHARACTERISTICS  
TABLE 4.0  
Package  
Non-hermetic package consisting of an FR4 substrate with grounded metal  
cover.  
SURFACE MOUNT PACKAGE  
TAPEAND REEL PACKAGING  
PROCESS RECOMMENDATIONS  
Solder Reflow  
TABLE 6.0  
The component solder used internal to this device has a m elting point of  
221°C. The peak temperature inside the device should be less than or  
equal to 220°C for a maximum of 10 seconds  
Wash  
Ultrasonic cleaning is not recommended.  
ORDERING INFORMATION  
Note:  
1) Inclusive of calibration, frequency vs. temperature stability, supply voltage change, load change,  
shock and vibration, 20 years aging.  
TFLD546E2 - 44.736MHz  
2) Oscillator output is enabled with no connection on pad 2. Output is at high impedance when  
disabled.  
TCXO  
SERIES  
CENTER  
FREQUENCY  
Specifications subject to change without notice.  
3/30/04  
Tx111  
1
2
01  
REV:  
Copyright 2001 Connor-Winfield all rights reserved.  
DATASHEET #:  
PAGE  
OF  
DATE:  
a
12

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