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home > Products > Function Modules > Phase Detector
Important Notice
Phase Detector
Phase Detector

CD series

CD-552R4
CD-552R4
CD-505R2
CD-505R2
The CD series is a phase detector module. It is possible to detect small level signal and signal buried in noise.


markPhase Detector
CD-552R3 / CD-552R4 datasheet pdf (pdf : 440 KB)
CD-552R2 datasheet pdf (pdf : 830 KB)
Model Frequency range Detection system LPF Gain (φ=0) Reference signal Phase shifter
CD-552R3 1kHz to 200kHz synchronous detection 1-pole 1 to 10Vdc/Vo-p C-MOS
(0/+ 5V)
0/- 90°
CD-552R4 10kHz to 2MHz
CD-552R2 100Hz to 20kHz

Supply voltage : ± 15V
Dimensions : 67 x 10.5 x 20 (mm), 6-surface strict shield, 20 pins single-in-line package


Model Frequency range Detection system Input amplifier Post amplifier BPF Phase shifter LPF
CD-505R2 10Hz to 10kHz synchronous detection differential
Gain : x 1
Gain : 1 to 100 Q= 5 90°± 45° 2-pole


markPhase Shifter
datasheet pdf (pdf : 891 KB)
Model Frequency range Detection system LPF Gain (φ=0) Reference signal Phase shifter
CD-951V4

Phase sifter for CD-552R3 and CD-552R4
Frequency range : 1kHz to 2MHz Input level : C-MOS (0/+ 5V)

CD-951V3 Phase sifter for CD-552R3 and CD-552R4
Frequency range : 100Hz to 200kHz Input level : C-MOS (0/+ 5V)

Supply voltage : ± 15V
Dimensions : 67 x 10.5 x 20 (mm), 6-surface strict shield, 20 pins single-in-line package




VD series

VD-291f2
VD-291F2
The VD-291 series detects the quadrature phase using The CD-552 series. The amplitude and the phase of the input signal synchronous with a reference signal are calculated by a DSP from the result.

datasheet pdf (pdf : 1,100 KB)
Model Input impedance Input signal Detection frequency range Gain
VD-291F2 5kΩ

CMOS(0/ 5V)level, Square wave

100Hz to 20kHz x 1, x 10 and external Setting
VD-291F3 1kHz to 200kHz
VD-291F4 1.25kΩ 10kHz to 2MHz


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