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NT2520SB

NDK
Part Number NT2520SB
Manufacturer NDK
Description CRYSTAL OSCILLATOR
Published Jun 29, 2015
Detailed Description Document No. ETS10B-07838 1/10 SPECIFICATION Customer: MTK Item: Type: Nominal frequency: Customer’s Spec. No.: NDK Sp...
Datasheet PDF File NT2520SB PDF File

NT2520SB
NT2520SB

Overview
Document No.
ETS10B-07838 1/10 SPECIFICATION Customer: MTK Item: Type: Nominal frequency: Customer’s Spec.
No.
: NDK Spec.
No.
: CRYSTAL OSCILLATOR NT2520SB 26 MHz ----------ENG3209D Receipt Charge: Sales Engineer NDK-TP Lilian Chiu Engineering Dept.
3 T.
Wada Rev.
Rev.
Date ----- Jan.
18.
2013 Items Issue Tel.
+886-2-2555-0232 Tel.
+81-4-2900-6634 Approved Checked Drawn Revision Record Contents K.
Moriya Y.
Akasaka T.
Wada Remarks NIHON DEMPA KOGYO CO.
, LTD.
Form P-1E(2006.
6.
28) 1.
Type NT2520SB Document No.
ETS10B-07838 2/10 2.
Rating 2.
1 Nominal frequency 26 MHz (2 digits marking) 2.
2 Supply voltage +2.
8V +/-5 %DC (-Earth) 2.
3 Current consumption Max.
1.
5mA 2.
4 Output voltage 0.
8 to 1.
2Vp-p Clipped sine wave (DC-Coupling) 2.
5 Operating temp.
range -30 to +85C 2.
6 Storage temp.
range -55 to +125C 2.
7 Load impedance 10k // 10pF 2.
8 DC-cut capacitor DC-cut capacitor of output is not put in VC-TCXO.
Please add DC-cut capacitor (1000pF) in output line.
3.
Electrical specification 3.
1 Frequency stability 3.
1.
1 Frequency/Temperature characteristics at control voltage (Vcont) =+1.
4 V DC Max.
+/-2.
0ppm / -30 to +85 C (Based on frequency at +25 +/-2 C) 3.
1.
2 Frequency/Voltage coefficient Max.
+/-0.
2 ppm / +2.
8V +/-5% 3.
1.
3 Frequency/Load coefficient Max.
+/-0.
2 ppm / (10k // 10pF) +/-10 3.
1.
4 Frequency tolerance at control voltage (Vcont) =+1.
4V DC Max.
+/-2.
0 ppm (at +25 +/-2 C, after 2 times reflow soldering, based on nominal frequency) 3.
1.
5 Long-term frequency stability Max.
+/-1.
0 ppm / year 3.
2 External adjustment 3.
2.
1 Control voltage (Vcont) +1.
4 V +/-1.
0 V DC 3.
2.
2 Frequency control range based on frequency at (Vcont) = +1.
4 V DC +/-9.
0 to +/-15.
0 ppm 3.
2.
3 Frequency change polarity Positive 3.
4 Duty cycle 40 to 60 % (at -30 to +85C) 45 to 55 % (at +25 C) (Based on 0V.
The output signal after DC cut capacitor passage) 3.
5 Start-up time Max.
3.
0ms (More than 90 % of final output voltage, Less than +/-1.
0 ppm of steady state frequency) 3.
6 Phas...


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