Sundance SMT943 - Manual (Page 12)

User Manual SMT943 Page 12 of 54 Last Edited: 23/08/2011 17:24:00
Figure 6 - ADCA 60.55MHz tone - 200MSPS.
3.2.2 D/A converters
The main characteristics of the SMT943 are gathered into the following table.
Analogue Outputs
Output voltage range 1 Vp-p – Full scale - AC coupled
Impedance
DAC single-ended outputs are to be
connected to a 50

load, which impedance
matching implemented between DAC and
RF transformers.
SFDR 89dBs maximum (manufacturer)
SNR 80dBs maximum (manufacturer)
Bandwidth TBD
DAC Input
Output Data Width per channel 16-Bits
Data Format
2’s Compliment or offset binary
(Changeable via control register)
SFDR 85dBs maximum (manufacturer)
SNR 73dBs maximum (manufacturer)
Maximum input data rate 250 MSPS (Clk1 – DAC5688)
Maximum Sampling rate 800 MSPS (Clk2 – DAC5688)