Datasheet > 9740C_09

9740C_09

更新时间： 2022-09-27 10:07:32

品牌	Logo	应用领域
日本电波 - NDK		振荡器晶体振荡器石英晶振恒温晶体振荡器
页数	文件大小	规格书
1页	318K
描述
Oven-Controlled Crystal Oscillator (OCXO) 9700 Series

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数据手册

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9740C_09 数据手册

Crystal Oscillator

Oven-Controlled Crystal Oscillator (OCXO) 9700 Series

Model Name 9740C

Main Application



Mobile communication base station

Features



 Excellent phase noise characteristics. (Compared to NDK’ s existing products,

phase noise characteristics have improved by 10 dB with the offset frequency at 1

kHz or more.)

 Excellent aging characteristics.

Specifications



Model

9740C

Classification

CDE01

BDE01

Item

Standard nominal frequency (MHz)

Power supply voltage [VCC] (V)

Power consumption (W)

Output level

+12 ±10 %

Max. 4.5

Min. 1 mW (Min. 0 dBm) Min. 5 mW (Min. 7 dBm)

Load (Ω)

Operating temperature range (℃)

−10 to +60

+25 °C twenty minutes after power is on

Max. ±50×10⁻⁹

Frequency warm-up characteristics

Aging

Based on frequency after 60 minutes operation

Based on frequency after 48 hours operation

−10 ℃ to +60 ℃

Max. ±0.5×10⁻⁹/day

Max. ±20×10⁻⁹/year

Max. ±2×10⁻⁹/Day

Max. ±80×10⁻⁹/Year

Max. ±20×10⁻⁹

Max. ±2×10⁻⁹

Min. ±0.3×10⁻⁶Min. ±1.0×10⁻⁶

Frequency / temperature characteristics

Power supply variation characteristics

Frequency control characteristics

Control polarity

VCC +12 V ±10 %

+5.0 ±4.5 V

Positive

40C

Case code

*1 It is based on frequency after 48 hours operation.

Reference Value



Offset frequency

1 Hz

CDE01

BDE01

Max. −90

Max. −120

Max. −140

Max. −150

Max. −155

Max. −100

Max. −130

Max. −140

Max. −150

Max. −155

10 Hz

Phase noise (dBc/Hz)

100 Hz

1 kHz

10 kHz

Dimensions

List of Ordering Codes



Frequency

(MHz)

PIN Connections

40C

Ordering Code

VCC

GND

9740C-5M-NSA3276A

9740C-10M-NSA3276B

VCONT

GND

OUTPUT

The above frequencies are NDK’ s standard frequencies.

Frequencies other than the above are available.

Feel free to contact our sales representatives.

40.0 ± 1.0

STAND OFF

(6POINTS)

(20.32)

30.48 ± 0.25

Tolerance ±1.0 mm

5 - Φ0.8 ± 0.1

co52_090121_9740C_e

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