SAW DEVICE - FILTER

通訊機用聲表面波濾波器
FILTERS FOR COMMUNICATION EQUIPMENT

型號 Part Number
HDF315M
中心頻率 Nominal Center Frequency (fo) (MHz)
315.0
插入損耗 Insertion Loss (dB)
i) 314.9-315.1MHz
ii) 271.5-272.1MHz
III) 293.2-293.7MHz
IV) 336.3-336.8MHz
V) 357.7-358.5MHz
I
ff 4.0 max
ff 50 min.
ff 45 min.
  45 min.
  50min.
波紋 Ripple (Within 314.9-315.1MHz) (dB)
1.5 max
輸入/輸出阻抗 Input/Output Impedance (Nominal)
50//0pF

用於無輪匙開啟系統
For Keyless Entry
System:
HDF315M
(in mm)
(1) INPUT 輸入
(2)(3) GROUND 接地
(4) OUTPUT 輸出
頻率特性
Frequency Characteristics HDF315M