Signal modulation and demodulation circuit
Model number | Name | VCC (V) | Features | Operating temperature (℃) | Package type | Alternative model | Alternative method |
HJ001 | High-Temperature All-Wave Phase-Sensitive Demodulator | ±6~±18 | Temperature drift of 10 µV/°C, bandwidth exceeding 100 kHz, and a zero‑offset error voltage of 1–2 mV. | -55℃~125℃ | D08S2 | In-house development | - |
HJ002 | High-Temperature All-Wave Phase-Sensitive Demodulator | ±6~±18 | Temperature drift of 10 µV/°C, bandwidth exceeding 100 kHz, and a zero‑offset error voltage of 1–2 mV. | -55℃~125℃ | CSOP08B, S51, F08-06 | In-house development | - |
HJ003 | Full-wave phase-sensitive rectifier amplifier | ±6~±18 | Low zero‑offset voltage, high reliability, and easy adjustment. | -55℃~125℃ | D14S2, F14-01 | In-house development | - |
HJ004 | Dual-channel full-wave phase-sensitive demodulator | ±6~±18 | Temperature drift of 10 µV/°C, bandwidth exceeding 100 kHz, and a zero‑offset error voltage of 1–2 mV. | -55℃~150℃ | F14-02 | In-house development | - |
HJ8024A | Phase-sensitive demodulation amplifier | ±15 | 3% linearity error, simple peripherals, and a compact package. | -55℃~125℃ | MP-16 | In-house development | - |
HJ630 | High-Precision Balanced Modulation/Demodulation Circuit | ±5~±16.5 | Signal modulation and demodulation, synchronous detection, phase detection, phase-sensitive detection, lock-in amplification, and so on. | -55℃~125℃ | D20S2, CSOP20 | AD630 | Functional substitution |
HJ630A | Absolute value circuit | ±2~±18 | It features a small zero offset, high accuracy, excellent linearity, and a wide bandwidth. | -55℃~125℃ | CSOP08-15 | In-house development | - |
HJ202B | High-Temperature Full-Wave Rectifier Circuit | ±6~±18 | Input offset voltage of 50 µV, temperature drift coefficient of 0.5 µV/°C, and rectification accuracy of 1%—all at a high level. | -55℃~175℃ | HD14-02B | In-house development | - |
HJ1596 | Balanced Modulator/Demodulator | -1.5 | Gain adjustment and signal-processing capabilities, excellent carrier suppression, low offset and low drift, and wide response bandwidth. | -55℃~125℃ | D14S2, T-10, CSOP14F | MC1596 | In-situ substitution |
HJ318 | Gyroscopic Excitation Demodulator | ±15 | Excitation signal frequency and amplitude are adjustable; positive and negative reference sources. | -55℃~125℃ | LCC-44 | In-house development | - |
HJ321A/B | Low-Drift Gyroscopic Transducer Amplifier | ±15 | Small linear and symmetry errors, simple peripherals, and independently usable internal functional units. | -55℃~125℃ | F14-02 | In-house development | - |
HJ322 | Low-Power Switching Amplifier | ±5 to ±18 | Low power consumption, small output offset, and low nonlinearity. | -55℃~175℃ | F14-02 | In-house development | - |
HJG536A/B/D | RMS/DC Converter | ±6~±18 | AC input, peripheral cutoff frequency, and short output settling time | -55℃~125℃ | F14-02 | AD536 | Functional substitution |
HJG536C | RMS/DC Converter | ±2.25～±18 | AC/DC input, small zero‑offset, short output settling time, high accuracy, excellent linearity, and low ripple. | -55℃~125℃ | F08-04B | AD536 | Functional substitution |
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Landline:029-89259995Transfer to 803
Ms. Xu:18729396827
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Fax: 029-89259996
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