CDBC455C28 Datasheet, PDF (1/3 Pages) Shenzhen Luguang Electronic Technology Co., Ltd – Ceramic Discriminator

CDBC455C28
Ceramic Discriminator
1. SCOPE
This specification shall be applied to ceramic discriminator for quadrature detection
with communication IC.
2. PART NO.
: CDBC455C28
3.OUTLINE DRAWING AND DIMENSIONS
3.1 Appearance :no visible damage and dirt.
3.2 Dimensions :see Figure 1.
3.3 Construction :to be packaged in synthetic resin and shield with resin the
bottom.
4.ELECTRICAL CHARACTERISTICS(0℃ to +40℃)
4.1 Lest Method
4.1.1 Input Signal Condition :80dBμ
4.1.2 Frequency Deviation :±4.0KHz
4.1.3 Modulation Frequency :1.0KHz
4.2 Characteristics
Item
Requirements
4-2-1 Recovered Audio 3dB Bandwidth(from 455KHz)
±4.0KHz min.
4-2-2 Recovered Audio Output Voltage(at 455KHz)
40±20mV
4-2-3 Distortion(at 455KHz)
3.0% max.
4-2-4 Withstanding Voltage
50V D.C. for 1 minute
5.ABSOLUTE MAXIMUM RATINGS
Item
Requirements
5-1 Withstanding Voltage
50V D.C. for 1 minute
5-2 Insulation Resistance
100MΩ min. at
D.C.100V
5-3 Input Signal Level
5dBm (50Ω Termination)
5-4 Operating Temperature Range
-20℃ to +80℃
5-5 Storage Temperature Range
-40℃ to +85℃
6. PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS
6.1 Vibration
Discriminator shall be measured after being applied vibration of amplitude to
1.5mm with 600 to 3,300 r.p.m band of vibration frequency to each of 3 perpendicular
direction for 24 hours. The measured values shall meet Table 1.
6.2 Random Drop
Discriminator shall be measured after 3 times random dropping from the height of
30cm on concrete floor. The measured values shall meet Table 1.
6.3 Temperature Characteristics
Discriminator shall be measured within -20℃ to +80℃ temperature range. The
measured values shall meet Table 1.
SHENZHEN LUGUANG ELECTRONIC TECHNOLOGY CO.,LTD.