Specifications

Dual channels outputs with identical resolution
500 MSa/s sampling rate, 14 bits vertical resolution
2ppm high accuracy

 

Model		TFG3908A	TFG3912A	TFG3916A
Frequency
Range	Sine	1μHz ~ 80MHz	1μHz ~ 120MHz	1μHz ~ 160MHz
	Square, Pulse	1μHz ~ 60MHz
	Arbitrary	1μHz ~ 60MHz
	Ramp	1μHz ~ 5MHz
Resolution		1μHz, 12 digits
Accuracy		±2ppm
Waveform
Standard Waveforms		sine, square, ramp, pulse, noise, DC
Arbitrary Waveforms		150 kinds of waveforms including PRBS, Exponential Rise, Exponential Fall, Logarithm, Tangent, sinc, Semi-Circle, Gaussian, Cardiac, Quake and so on
Sine Wave Spectrum Purity
Harmonic Distortion		≤-60dBc(<1MHz)
		≤-55dBc(<10MHz)
		≤-50dBc(<100MHz)
		≤-40dBc(≥100MHz)
Total Distortion		≤0.1%
Square, Pulse and Ramp
Square	Edge Time	≤8ns
	Overshoot	≤ 5 %
	Duty Cycle	0.1% ~ 99.9%(limited by edge time)
Pulse	Edge Time	≥8ns
	Pulse Width	10ns ~ 99999s
Ramp	Symmetry	0.0% ~ 100.0%
Arbitrary Waveforms
Arbitrary	Length	2-16k points
	Sampling Rate	500 MSa/s
	Vertical Resolution	14 bits
Amplitude
Range	Frequency≤100MHz	1mVpp ~ 10Vpp(50Ω load)
	Frequency>120MHz	1mVpp ~ 5Vpp(50Ω load)
Resolution		1mVpp or 3 bits
Accuracy		±(setting value×1%+2mVpp)
Flatness (sine, relative to 100kHz, 1Vpp)		±0.2dBmfrequency<5MHz
		±0.3dBm,frequency<20MHz
		±0.5dBm,frequency<120MHz
		±1dBm, frequency≥120MHz
Offset
Range		±5Vpk ac+dc (50Ω load)
Resolution		1mV
Accuracy		±(setting value×1%+2mV+0.5% of amplitude)
Modulation Output(CHA, CHB)
FM, AM,	Modulation Frequency	1mHz ~ 100kHz
PM, PWM,	AM Modulating Depth	0% ~ 120%
SUM Modulation	Phase Deviation	0° ~ 360°
	Pulse Width Deviation	0% ~ 99%
	Sum Amplitude	0% ~ 100%
	Source	internal, external
FSK, 3FSK, 4FSK	Hope Frequency	1μHz ~ maximum frequency
	Hope Rate	1mHz ~ 1MHz
	Trigger Source	internal, external (only FSK, 4FSK)
BPSK, QPSK	Hop Phase	0° ~ 360°
	Hop Rate	1mHz ~ 1MHz
ASK, OSK	Hop Rate	1mHz ~ 1MHz
Sweep Output(CHA, CHB)
Frequency sweep	Sweep Time	10ms ~ 300s
	Reture/Hold Time	0 ~ 300s
	Sweep Type	Linearity, logarithm
List sweep	List Length	100
	Step Time	10ms ~ 300s
Burst Output(CHA, CHB)
Waveform		sine, square, sawtooth and so on
Burst Period		1μs ~ 500s
Burst Count		1 ~ 1000000
Start/End Phase		0° ~ 360°
Trigger Source		internal, external, manual
Channel Coupling
Frequency Coupling		Frequency Ratio, Frequency Difference
Ampliitude Offset Coupling		Amplitude Difference, Offset Difference
Waveform Coupling		Comination Amplitude, 0% ~ 100%
SYNC
Waveform Characteristics		square, edge time≤20nS
Output level		compatible with TTL
Output Impedance		50Ω nominal
Modulation and Trigger Input
Modulation Input voltage		±5Vpp full scale
Trigger Input level		TTL
Input impedance		10kΩ nominal
Counter
Frequency Measurement		0.1Hz ~ 350MHz       Resolution: 7 digits/s
Period, Pulse Width Measurement		100ns ~ 20s
Duty Cycle Measurement		1% ~ 99%
General Characteristics
Power		AC 100 ~ 240V, 45 ~ 65Hz, <50VA
Dimension		256mm*102mm*322 mm
Weight		Approx.3 kg