FeelElec
FY6900 Series User’s Manual 43
Rectangle
Rise/Fall Time
≤7ns (VPP<5V)
Overshoot ≤5%
Duty Cycle 0.01%~99.99% (Resolution 0.01%)
Sawtooth wave Linearity >99% (0.01Hz~10kHz)
Output characteristics
Amplitude（VPP）
Frequency≤5MHz: 1mVpp~24Vpp;
5MHz<Frequency≤10MHz: 1mVpp~20Vpp;
10MHz<Frequency≤20MHz: 1mVpp~10Vpp;
Frequency>20MHz: 1mVpp~5Vpp;
Resolution 1mV
Amplitude Stability ±0.5%/ 5 Hours
Amplitude flatness ±2.5%(<10MHz);±5%(>10MHz);
Waveform Output
Impedance
50Ω±10%（Typical）
Protection
All channels can work more than 60 seconds when the load is
short-circuited.
DC Offset
Offset Range Frequency≤20MHz: ±12V; Frequency>20MHz: ±2.5V;
Offset Resolution 1mV
Phase Feature
Phase range
0~359.99°
Phase resolution
0.01°
TTL Output
TTL Level Amplitude
>3Vpp
Fan-out >8 TTL LOAD
Rise/Fall Time ≤10ns
CMOS Output
Low Electric Level <0.3V
High Electric Level 1V~12V
Rise/Fall Time ≤18ns
External Measurement
Function Frequency, Period, Positive/Negative Pulse Width, Duty Cycle
Input Voltage Range
1Vpp~20Vpp
Frequency Meter
Resolution 0.01Hz (Gate Time = 100S)
Range 0.01Hz~100MHz
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