AD9779 Analog Devices, AD9779 Datasheet - Page 51

• Manufacturer Part Number: AD9779
• Description: Dual 16-Bit, 1 GSPS, Digital-to-Analog Converter
• Manufacturer: Analog Devices

Specifications of AD9779

• Resolution (bits): 16bit
• Dac Update Rate: 1GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Par

D1N
D2N
D1P
D2P
AUX1_N
AUX2_N
AUX1_P
AUX2_P
R15
20Ω
R16
20Ω
R24
20Ω
R23
20Ω
150Ω
150Ω
150Ω
150Ω
150Ω
150Ω
R17
R12
R25
R4
R2
R3
300Ω
300Ω
R19
R27
CLKIN
J1
Figure 106. Evaluation Board, Rev. D, AD8349 Quadrature Modulator
VDDM
C64
17.2pF
C63
17.2pF
C44
17.2pF
C43
17.2pF
10µF
C41
10V
Figure 107. Evaluation Board, Rev. D, DAC Clock Interface
VAL
R13
DGND2
+
2
2.1pF
2.1pF
2.1pF
2.1pF
55nH
55nH
55nH
55nH
C80
C81
C83
C82
4
5
L10
L11
L10
L11
0.1µF
ETC1-1-13
C73
P
T2
S
Rev. A | Page 51 of 56
3
2
1
17.2pF
17.2pF
17.2pF
17.2pF
0.1µF
C72
C50
C52
C65
C79
0.1 μ F
0.1 μ F
0.1µF
C19
C23
C51
DGND2
2
25 Ω
25 Ω
R28
R29
R30
1k Ω
R31
300 Ω
R20
40Ω
R21
40Ω
R60
40Ω
R61
40Ω
JP13
JP13
C16
DNB
C17
0.1 μ F
100pF
100pF
C74
C75
CVDD18
DGND2
147.5Ω
147.5Ω
CLK_P
CLK_N
0.1µF
0.1µF
1
2
3
C53
C54
R22
R62
ETC1-1-13
S
2
R14
1kΩ
T4
AD9776/AD9778/AD9779
JP1
VDDM
100pF
P
C47
DGND2
5
4
DGND2
DGND2
2
1
2
MODULATED OUTPUT
J4
2
DGND2
1
2
LOCAL OSC OUTPUT
J5
JP10
JP9
DGND2
2