Datasheet

1
Technical Data
Technical Data
R&S® Arbitrary Function Generator
R&SHMF2525: 25MHz
R&SHMF2550: 50MHz
from firmware version 2.145
Device Characteristics
Allspecificationsvalidinto50Ωload
Models
HMF2525 1 channel,
frequency range to 25 MHz
HMF2550 1 channel,
frequency range to 50 MHz
Waveforms
standard sine, square, pulse, ramp, triangle
arbitrary waveforms upto256kSa
predefined waveforms sine,square(50%),
ramp(positive/negative),triangle(50%),
noise(white/pink),cardinalsine,
exponential(rise/fall)
Operation modes continuous, modulate, sweep, burst
Modulation types AM, FM, PM, FSK, PWM
Temperature stability 1x10
-6
(+18°Cto+28°C)
Aging(afteroneyear) ±1x10
-6
(+25°C)
Waveform Characteristics
Sine
Frequency range
HMF2525 10 µHz to 25 MHz
HMF2550 10 µHz to 50 MHz
Amplitude flatness
up to 10 MHz ±0.15 dB
10 MHz to 25 MHz ±0.2 dB
above 25 MHz ±0.4 dB
Harmonic distortion
upto100kHz < -70 dBc
100kHzto10MHz < -55 dBc
10 MHz to 25 MHz < -40 dBc
above 25 MHz < -37 dBc
Totalharmonicdistortion(THD)
upto100kHz 0.04%(typ.)
Non-harmonic spurious
up to 1 MHz < -70 dBc
above 1 MHz < -70 dBc, increasing +6 dB / decade
Phasenoise(SSB)
10kHzOffset -115dBc/Hz(typ.)
Square
Frequency range
HMF2525 10 µHz to 25 MHz
HMF2550 10 µHz to 50 MHz
Rise and fall times 8ns,fixed
Overshoot <3%(typ.)
Symmetry
duty cycle: 50%
accuracy: ±1 % + 5 ns
Jitter <1 ns
rms
(typ.)
Pulse
Frequency range
HMF2525 100 µHz to 12.5 MHz
HMF2550 100 µHz to 25 MHz
Rise and fall times 8 ns to 500 ns, variable
Overshoot <3%(typ.)
Duty cycle 0.01% to 99.99%
Pulse width min. 15 ns, resolution 5 ns
Jitter < 500 ps
rms
(typ.)
Ramp and Triangle
Frequency range
HMF2525 10 µHz to 5 MHz
HMF2550 10 µHz to 10 MHz
Ramp symmetry 0% to 100%, resolution 0.1%
(0%≙negativeramp,
100%≙positiveramp,50%≙triangle)
Linearity
upto250kHz <0.1%(typ.)
above250kHz <2%(typ.)
Arbitrary
Frequency range
HMF2525 100 µHz to 12.5 MHz
HMF2550 100 µHz to 25 MHz
Waveform length upto256kSa
Sample rate 250 MSa/s
Amplitude resolution 14 bits
Internal non-volatile memory up to 4 MB
Output Characteristics
Waveform output BNCsocket(frontpanel)
Output impedance 50Ω
Signal output on, off, inverted
Overlad protection short-circuit-proof,max.±15Vof
externalvoltage
Amplitude
Range 5 mV
PP
to 10 V
PP
(into50Ω)
10 mV
PP
to 20 V
PP
(opencircuit)
Resolution 1 mV
Units V
pp
or dBm, selectable
Accuracy ±1% of setting ±1 mV
PP
at1kHz
DC Offset
Range ±5mVto5V(into50Ω)
±10mVto10V(opencircuit)
Resolution 1mV(into50Ω)
Units V
Accuracy ±2 % of offset setting ±0.5 % of
amplitude setting ±2 mV ±1 mV / MHz
Burst
Waveform signals all(exceptpulse)
Type continuous, counted, gated
Count 1 to 50,000 cycles, infinite
Start/Stop phase 0°to360°(sineonly)
Trigger sources manual,internalorexternaltrigger,via
interface
Internal trigger period 1 µs to 500 s
Sweep
Waveform signals all(exceptpulse)
Type linear, logarithmic
Direction up (f
start
< f
stop
)
down (f
start
> f
stop
)
Sweep time 1 ms to 500 s, resolution 1 ms