AD9915 AD [Analog Devices], AD9915 Datasheet - Page 16

• Manufacturer Part Number: AD9915
• Description: 2.5 GSPS Direct Digital Synthesizer with 12-Bit DAC
• Manufacturer: AD [Analog Devices]

AD9915
Data Sheet
EQUIVALENT CIRCUITS
AGND
I
FS
CURRENT
CURRENT
SWITCH
SWITCH
SWITCH
CONTROL
ARRAY
ARRAY
DVDD (3.3V)
I
/2 + I
I
/2 – I
FS
CODE
FS
CODE
CODE
AOUT
AOUT
42
41
INTERNAL
INTERNAL
50Ω
50Ω
AVDD (3.3V)
Figure 28. CMOS Input
Figure 26. DAC Output
AVDD (3.3V)
DVDD (3.3V)
REF_CLK
REF_CLK
Figure 27. REF CLK input
Figure 29. CMOS Output
Rev. A | Page 16 of 48