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TFG3520
DDS雙輸出數位信號產生器
40μHz~20MHz
功能特點
- 最大頻率輸出20MHz
- 3.5英寸TFT LCD顯示
- 採用先進DDS技術
- 最小輸出1mV (50Ω) 穩定波形
- 32種內建波形
- 40組面板設定存儲和呼叫
- FM,AM,FSK,PSK,ASK多種調製功能
- 頻率掃描,幅度掃描,觸發,通到A和B疊加功能,TTL輸出
- 多重保護功能:過電壓,過電流,短路保護和反灌電壓保護功能
- 標配：
- USB介面
- RS-232界面
- 200MHz內建頻率計
產品描述
- TFG3500系列DDS函數信號產生器採用直接數位合成技術（DDS），具有快速完成測量工作所需的高性能指標和眾多的功能特性。
- 簡單且功能明晰的前面板設計和中/英文液晶顯示介面能使您更便於操作和觀察
- 擴展的選件功能，可使您獲得增強的系統特性
規格
Model：TFG-3520
Frequency range：40μHz~20MHz
Waveform (CHA)
Type
- Sine, Square, Pulse, DC
Length
- 4~16000 points
Vertical resolution
- 10 bits
Sampling rate
- 180MSa/s
Harmonic distortion of sine
- ≥50dBc (20MHz)
Total distortion of sine
- ≤0.5% (20Hz~200kHz)
Rise/fall time of pulse & square
- ≤20ns
Overshoot of pulse & square
- ≤5%
Duty cycle of square
- 50.00%
Duty cycle of pulse
- 0.1%~99.9%
Frequency (CHA)
Range
- Sine：40μHz~20MHz
- Square：40μHz~20MHz
- Other：40μHz~10MHz
Resolution
- 40μHz (40μHz~2kHz)；40mHz (>2kHz)
Accuracy
- ±(5×10^-5+40mHz)
Stability
- ±5×10^-6 /3hours
Amplitude (CHA)
Range
- 2mVpp~20Vpp (high impedance)
Resolution
- 20mVpp (amplitude>2V)；2mVpp (amplitude<2V)
Accuracy
- ± (1%+2mVrms) (high impedance, RMS, frequency 1kHz)
Stability
- ±0.5% /3hours
Flatness
- ±5% (frequency 10MHz)
Output impedance
- 50Ω
Amplitude setting range of sine (50Ω)
- 1mVpp~10Vpp, when output frequency ≤10MHz
- 1mVpp~5Vpp, when output frequency ≤40MHz
- 1mVpp~2Vpp, when output frequency ≥ 40MHz
Amplitude setting range (high impedance)
- 2mVpp~20Vpp, when output frequency ≤10MHz
- 2mVpp~10Vpp, when output frequency ≤40MHz
- 2mVpp~4Vpp, when output frequency ≥40MHz
DC Offset (CHA)
Range
- ±10V (high impedance, attenuation 0 dB)
Resolution
- 20mVdc
Accuracy
- ±(1%+20mVdc)
Sweep (CHA)
Parameter
- Frequency, Amplitude
Range
- Free to set starting point and end point
Time
- 100ms~600s
Direction
- Up, Down, Up-Down
Mode
- Linearity, Logarithmic
Control
- Auto sweep or manual sweep
Frequency Modulation (FM) (CHA)
Modulating signal
- Internal or external signal
FM deviation
- 0%~20%
Amplitude Modulation (AM) (CHA)
Modulating signal
- Internal or external signal
AM depth
- 0%~120%
Shift Keying (CHA)
FSK
- Free to set the hop frequency and the carrier frequency
ASK
- Free to set the hop amplitude and the carrier amplitude
PSK
- Hop phase: 0~360°
- resolution: 11.25°
Alternative rate
- 10ms~60s
Waveform (CHB)
Type
- 32 built-in waveforms, including Sine, Square, Triangle, Saw tooth, Ladder, etc.
Length
- 1024 points
Vertical resolution
- 8 bits
Sampling rate
- 12.5MSa/s
Frequency (CHB)
Range
- Sine: 10mHz~1MHz
- Other: 10mHz~100kHz
Resolution
- 10mHz
Accuracy
- ±(1×10^-5+10mHz)
Amplitude (CHB)
Range
- 50mVpp~20Vpp (high impedance)
Resolution
- 2mVpp
Output impedance
- 50Ω
Harmonic (CHB)
- CHB signal is used as the harmonic signal of CHA
Number of times
- 0.1~250.0 times
Frequency
- <1MHz
Phase adjustment
- Coarse: 11.5°/step；Fine: 2°/step
Burst (CHB)
- CHB signal is used as burst signal
Frequency of CHB
- 40mHz~1MHz
Burst frequency
- 10mHz~50kHz
Burst count
- 1~65000 cycles
Trigger mode
- Continuous, Single
TTL Output
Waveform
- Square, rise/fall time ≤20ns
Frequency
- Same as CHA signal
Amplitude
- TTL, CMOS compatible, low4V
Frequency Counter
Testing frequency range
- 1Hz~200MHz
Input signal amplitude
- 100mVpp~20Vpp
Remote Control
- USB interface, RS-232 interface
Common characteristics
Operation characteristics
- Key operation for all functions, Menu display, Rotary dial adjustment
Display
- TFT LCD
Language
- English, Chinese (simplified), Chinese (traditional)
Power source
- AC110V/220V±10% selectable, 50/60Hz, Max. 45VA
Environmental condition
- 0~40℃, <80%RH
Standard accessories
- Power cord ×1, Operation manual ×1, Software CD ×1, USB cable ×1, RS-232 cable ×1, BNC-BNC cable ×1, Test lead ×1
Dimension
- 385×260×110mm
Weight
- 3.5kg
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(02)2226-7567(代表號)
