Specifications 2
34980A Service Guide 23
34951A 4-channel D/A Converter Specifications and Characteristics
General specifications
Maximum update rate 200 kHz point-to-point
Monotonic to 16-bits
Isolation > 80 VDC/AC peak (chan-to-chassis or chan-to-chan)
Synchronization Software commands or external trigger
Internal/external CLK accuracy 100 ppm
AC accuracy Not specified
DC voltage
Amplitude ± 16 V up to 10 mA
Resolution 16-bits = 500 V
Amplitude accuracy (DC) ± (0.05% + 3.0 mV) 90 days, T
cal
± 5 C or CAL:MOD? ± 5C
Ripple and noise < 2 mVrms, 20 Hz to 250 kHz into 10 k load
Settling time 40 S (–full scale to +full scale step, single channel, to rated accuracy)
Output impedance < 1 with the load sensed
DC current
Range ± 20 mA
Resolution 16-bit = 630 nA
Accuracy ± (% value + amps) temperature within ± 5
C of T
cal
or *CAL?
90-day: ± (0.09% + 5.0 A)
Ripple and noise < 2 A
rms
, 20 Hz to 250 kHz into 250
Compliance voltage ±12 V
Max open circuit voltage < ± 22 V
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