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2775

更新时间: 2024-10-28 02:56:11
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日本电波 - NDK 振荡器晶体时钟
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描述
Crystal Clock Oscillator

2775 数据手册

  
Crystal Clock Oscillator  
Programmable Type  
2775 Series  
Model name  
n
–6  
ꢀ775Y Frequency stability of 50 ꢁ 10 .  
Application  
n
l
For compact mobile information equipment, such as a notebook PC,  
mobile information terminal, and PC card  
Features  
n
l
PLL technology allows this crystal oscillator to support 1 to 181 MHz.  
With the adoption of frequency-writing technology, even the tightest  
delivery deadline can be met.  
Pb  
l
Free  
l
l
Automatic mounting by taping and IR reflow (lead-free) are possible.  
Compact and light with the following dimensions and weight of 5.0 ꢁ 3.ꢀ mm,  
1.0 mm, and 0.06 g.  
Absolute maꢁimum rating  
DD  
Power supply voltage (V ) -0.5 to +7.0V DC  
Storage temperature range -55 to +1ꢀ5°C  
Specifications  
n
Model  
ꢀ775Y  
C-MOS  
Item  
Output level  
*1  
1 ≤ F ≤ 40  
15  
40 < F ≤ 70  
ꢀꢀ  
70 < F ≤ 1ꢀ5  
1ꢀ5 < F ≤ 181  
0.ꢀVDD/0.8VDD  
Frequency range  
(MHz)  
(℃)  
*ꢀ  
–10 to +70  
50  
+3.3 0.3  
Operating temperature range  
Frequency stability  
–6  
(×10 )  
Power supply voltage  
(V)  
30  
Consumption current  
(+3.3V,ꢀ5℃) maꢁ  
(mA)  
(μA)  
During operation  
During standby  
30  
0.1VDD/0.9VDD  
OL=4mA IOH=–4mA  
VOL maꢁ/VOH min  
Tr maꢁ/Tf maꢁ  
(V)  
I
5/5 (0.1VDD to 0.9VDD  
45 to 55 (at 1/ꢀVDD  
)
3/3 (0.ꢀVDD to 0.8VDD  
40 to 60 (at 1/ꢀVDD  
)
(ns)  
(%)  
)
)
Duty Cycle min. to maꢁ.  
15  
10  
L
Load (C ) maꢁ  
(pF)  
(ms)  
10  
Oscillation start time maꢁ  
Standby function  
Available (tristate)  
NSA531ꢀB  
Number for specifying an order  
*1: If you require a product with a frequency not given above, please contact us. *ꢀ: If you require a product with an operating temperature range not given above, please contact us.  
Dimensions  
Output Waveform <C-MOS>  
n
n
mm  
Tf  
Tr  
VOH  
or 0.8VDD  
0.9V  
1/ꢀVDD  
0.ꢀ5 0.1  
5.0 0.ꢀ  
0.36 0.1  
or 0.ꢀVDD  
0.1V  
VOL  
0V  
Reference land pattern  
1.4  
t
1.ꢀ 0.1  
#ꢀ  
#1  
T
C0.5  
Duty Cycle = t/T×100 [%]  
#4  
#3  
ꢀ.54 0.1  
ꢀ.54  
Cby = 0.01μF  
Standby Function  
n
PAD Connection  
#1 Input  
#3 Output  
#1  
#ꢀ  
#3  
#4  
Standby  
GND  
OUTPUT  
DD  
IH  
DD  
Level H (0.7 V ≤ V ≤ V  
)
Oscillation output ON  
or OPEN is selected.  
High impedance  
(weak pull-down)  
DD  
Level L (+0.ꢀ V maꢁ.) is selected.  
DD  
V
How to Specify an Order  
n
Eꢁample 1: When ordering a product with model name: ꢀ775Y, frequency: 68 MHz,  
–6  
frequency stability: 50 ꢁ 10 , and power supply voltage: 3.3 V  
When ordering our products, specify them with an “Ordering Code” that consists of the following:  
Ordering Code: ꢀ775Y – 68.000000M – NSA531ꢀB  
M–  
Number for specifying an order  
Model name  
Frequency (up to 9 digits)  
If you have any queries concerning our standard frequencies and numbers for specifying orders, please contact our sales representatives or visit our homepage (http://www.ndk.com/).  
cc24_071025_2775Y_50_e1  

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