AD9854_15 Datasheet, PDF (11/52 Pages) Analog Devices – CMOS 300 MSPS Quadrature Complete DDS

AVDD
AVDD
AD9854
DVDD
AVDD
DIGITAL
IN
I_OUT I_OUTB
MUST TERMINATE OUTPUTS
FOR CURRENT FLOW. DO
NOT EXCEED THE OUTPUT
VOLTAGE COMPLIANCE RATING.
A. DAC OUTPUTS
COMPARATOR
OUT
VINP/
VINN
B. COMPARATOR OUTPUT
C. COMPARATOR INPUT
Figure 3. Equivalent Input and Output Circuits
AVOID OVERDRIVING
DIGITAL INPUTS. FORWARD
BIASING ESD DIODES MAY
COUPLE DIGITAL NOISE
ONTO POWER PINS.
D. DIGITAL INPUTS
Rev. E | Page 11 of 52