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JDLFCMUT77.76 PDF预览

JDLFCMUT77.76

更新时间: 2024-01-16 05:50:32
品牌 Logo 应用领域
美高森美 - MICROSEMI 机械振荡器
页数 文件大小 规格书
10页 200K
描述
PECL Output Clock Oscillator, 77.76MHz Nom, ROHS COMPLIANT, HERMETIC SEALED, J-LEADE, CERAMIC, SOJ-6

JDLFCMUT77.76 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:ActiveReach Compliance Code:compliant
风险等级:5.56其他特性:TAPE AND REEL
最大控制电压:3 V最小控制电压:0.3 V
最长下降时间:1 ns频率调整-机械:NO
频率偏移/牵引率:32 ppmJESD-609代码:e4
线性度:10%安装特点:SURFACE MOUNT
标称工作频率:77.76 MHz最高工作温度:70 °C
最低工作温度:振荡器类型:PECL
物理尺寸:13.97mm x 8.89mm x 4.49mm最长上升时间:1 ns
最大供电电压:3.63 V最小供电电压:2.97 V
标称供电电压:3.3 V表面贴装:YES
最大对称度:45/55 %端子面层:Gold (Au) - with Nickel (Ni) barrier
Base Number Matches:1

JDLFCMUT77.76 数据手册

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J-Type Voltage Controlled Crystal Oscillator  
Table 1. Pin Out Information for the CMOS output Option  
6
5
4
Pin  
Symbol  
Function  
1
2
VC  
VCXO Control Voltage  
TTL logic low disables output.  
Tri-State1  
TOP VIEW  
TTL logic high, or no connect, enables output.  
3
4
5
GND  
Output  
CMOS/TTL  
select1,2  
VCC  
Case and Electrical Ground  
1
VCXO Output  
TTL logic low optimizes symmetry for CMOS.  
TTL logic high, or NC, optimizes symmetry for TTL  
2
3
6
Power Supply Voltage (5.0 V or 3.3 V ±10%)  
1. Standard option. Tri-State can be connected to pin 5 and CMOS/TTL select would be on pin 2.  
2. Output is HCMOS. For frequencies >12MHz, this option optimizes symmetry for either CMOS or TTL thresholds. Ground this pin  
for frequencies < 12MHz.  
Table 2. Electrical Performance @ 25°C for the CMOS output option  
Parameter  
Supply Voltage 1, +5 volt option  
+3.3 volt option  
Symbol  
Minimum  
4.5  
Typical Maximum Units  
5.0  
3.3  
5.5  
3.6  
V
V
3.0  
Supply Current  
10mA + 0.25mA per MHz, typical  
Center Frequency, see ordering information  
Operating Temperature, see ordering info  
Absolute Pull Range over the operating  
temperature range, aging and power supply  
Vc= 0.5 to 4.5 or 0.3 to 3.0 V  
see ordering information for options  
Gain Transfer  
FN  
TOP  
APR  
1.024  
77.760  
MHz  
°C  
ppm  
0/70, -40/85  
±50 to ±100  
KV  
Positive  
(Frequency vs. Control Voltage)  
Output Level High2  
VOH  
VOL  
tR/ tF  
SYM  
IL  
0.8*Vcc  
-
-
V
V
ns  
%
uA  
kHz  
ps  
ps  
Output Level Low2  
0.1*Vcc  
5
Output Rise/Fall Time2  
Duty Cycle3, see ordering info  
Input Leakage  
45/55 or 40/60  
±1  
-
Control Voltage Modulation Bandwidth  
RMS Jitter, 77.760MHz  
RMS Jitter, 77.760MHz, 12kHz to 20MHz  
Maximum Control Voltage  
Maximum Supply Voltage  
BW  
-
10  
3
<0.5  
0
VDD  
7
V
Storage Temperature  
Soldering Temp./Time  
TS  
TLS  
-55  
-
-
-
125  
240/10  
°C  
°C/s  
1. Power supply bypass is required and a 0.1uF in parallel with a 0.01uF high frequency capacitor is recommended.  
2. Figure 1 defines these parameters. Figure 2 illustrates the load used to test devices.  
3. Duty cycle is defined as on-time versus period at 1.4 V for TTL, and 2.5 V for CMOS (5volt supply) and at 1.65 V for CMOS (3.3  
volt operation)  
TF  
TR  
IDD  
650  
Ohm  
80%  
50%  
20%  
6
1
2
5
3
+
-
4
VDD  
.01µF  
.1µF  
IC  
VC  
On Time  
15pF  
1.8k  
Ohm  
+
-
Period  
Figure 1. Output Waveform  
Figure 2. Output Test Conditions (25±5°C)  
for 5 volt devices, 15pF cap only for 3.3V.  
Vectron International 267 Lowell Rd. Hudson, NH 03051 Tel:1-88-VECTRON-1  
e-mail vectron@vectron.com  
2

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