The CD series is a phase detector module. It is possible to detect small level signal and signal buried in noise.
Phase Detector
CD-552R2
(pdf : 830 KB)
CD-552R3 / CD-552R4
(pdf : 440 KB)
Model
Frequency range
Detection system
LPF
Gain
(φ=0)
Reference
signal
Phase
shifter
CD-552R2
100Hz to 20kHz
synchronous detection
1-pole
1 to 10Vdc/Vo-p
C-MOS
(0/+ 5V)
0/- 90°
CD-552R3
1kHz to 200kHz
CD-552R4
10kHz to 2MHz
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
Phase Shifter
(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
Vector Detector
VD series
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.