AD9785 Analog Devices, AD9785 Datasheet - Page 57

• Manufacturer Part Number: AD9785
• Description: Dual 12-Bit 800 MSPS DAC with Low Power 32-Bit Complex NCO
• Manufacturer: Analog Devices

Specifications of AD9785

• Resolution (bits): 12bit
• Dac Update Rate: 800MSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: Par

CC 040 2
CC 040 2
T
L
O
V
E
S
ACA
T
L
O
V
RC 060 3
E
S
ACA
CC 060 3
RC 060 3
Figure 82. Evaluation Board, Analog and Digital Interfaces to TxDAC
P2D15
P2D14
P2D13
P2D12
P2D11
P2D10
P1D15
P1D14
P1D13
P1D12
P1D11
P1D10
P1D9
P1D8
P1D7
P1D6
P1D5
P1D4
P1D3
P1D2
P1D1
P1D0
P2D9
P2D8
P2D7
R 1 7
50 0
4 .7U F
ACA S E
RC 060 3
C6
ACA S E
U 1
1 0
1 1
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 0
2 1
2 2
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 0
3 1
3 2
3 3
3 4
3 5
3 6
3 7
3 8
3 9
4 0
4 1
4 2
4 3
4 4
4 5
4 6
4 7
4 8
4 9
5 0
V O L T
1
2
3
4
5
6
7
8
9
V O L T
ACA S E
VDDC 18 _ 1
VDDC 18 _ 2
V SS C _ 3
V SS C _ 4
C L K _ P
C L K _ N
V SS C _ 7
V SS C _ 8
VDDC 18 _ 9
VDDC 18 _ 1 0
V SS C _ 1 1
V SS_ 1 2
S Y N C _ 1 P
S Y N C _ 1 N
V SS D _ 1 5
VDDD 33 _ 1 6
P 1 D 1 5
P 1 D 1 4
P 1 D 1 3
P 1 D 1 2
P 1 D 1 1
V SS D _ 2 2
VDDD 18 _ 2 3
P 1 D 1 0
P 1 D9
P 1 D8
P 1 D7
P 1 D6
P 1 D5
P 1 D4
P 1 D3
V SS D _ 3 2
VDDD 18 _ 3 3
P 1 D2
P 1 D1
P 1 D0
DC L K
VDDD 33 _ 3 8
T X
P 2 D 1 5
P 2 D 1 4
P 2 D 1 3
VDD 18 _ 4 3
V SS D _ 4 4
P 2 D 1 2
P 2 D 1 1
P 2 D 1 0
P 2 D9
P 2 D8
P 2 D7
CC 040 2
CC 040 2
V O L T
CC 040 2
9779 T QF P
CC 040 2
CC 040 2
R 1 5
CC 040 2
50 0
Rev. A | Page 57 of 64
CC 040 2
RC 060 3
CC 040 2
CC 040 2
CC 040 2
4 .7U F
VDDA 33 _ 10 0
ACA S E
VDDA 33 _ 9 8
VDDA 33 _ 9 6
VDDA 33 _ 8 0
VDDA 33 _ 7 8
VDDA 33 _ 7 6
VDDD 33 _ 6 1
VDDD 18 _ 6 0
VDDD 18 _ 5 3
P LL _ LO CK
R 1 2
S Y N C _ O P
S Y N C _ O N
V SS A _ 9 9
V SS A _ 9 7
V SS A _ 9 5
V SS A _ 9 4
IOU T 1 _ N
V SS A _ 9 1
V SS A _ 8 8
V SS A _ 8 5
IOU T 2 _ P
V SS A _ 8 2
V SS A _ 8 1
V SS A _ 7 9
V SS A _ 7 7
VR E F _ 7 4
SP I_ S DO
V SS D _ 6 4
V SS D _ 5 4
IOU T 1 _ P
IOU T 2 _ N
SP I_ C S B
SP I_ C L K
50 0
A U X 1 _ P
A U X 1 _ N
A U X 2 _ N
A U X 2 _ P
SP I_S DI
V SS_ 7 2
V O L T
R ESE T
IPT AT
P 2 D0
P 2 D1
P 2 D2
P 2 D3
P 2 D4
P 2 D5
P 2 D6
I12 0
P AD
IRQ
CC 040 2
RC 060 3
10 0
9 9
9 8
9 7
9 6
9 5
9 4
9 3
9 2
9 1
9 0
8 9
8 8
8 7
8 6
8 5
8 4
8 3
8 2
8 1
8 0
7 9
7 8
7 7
7 6
7 5
7 4
7 3
7 2
7 1
7 0
6 9
6 8
6 7
6 6
6 5
6 4
6 3
6 2
6 1
6 0
5 9
5 8
5 7
5 6
5 5
5 4
5 3
5 2
5 1
P AD
CC 040 2
R 6 4
1 K
4 .7U F
CC 040 2
4 .7U F
R 6 5
AUX1_P
AUX1_N
AUX2_N
AUX2_P
SPI_CSB
SPI_CLK
SPI_SDI
SPI_SDO
RC 120 6
P2D0
P2D1
P2D2
P2D3
P2D4
P2D5
P2D6
ACA S E
RC 120 6
ACA S E
R3
1 K
50 0
V O L T
VAL
V O L T
2
CC 040 2
CR
IOUT1_P
IOUT1_N
CR 1
CC 040 2
CC 040 2
IOUT2_N
IOUT2_P
RC 080 5
VAL
RC 060 3
SE
CC 040 2
ACA
CC 040 2
CC 040 2
CC 040 2
CC 040 2
CC 060 3
CC 040 2
R 6 3
10 K
CC 040 2
CC 040 2
CC 040 2
R E D
CC 040 2
CC 040 2
CC 040 2
4
3
AD9785/AD9787/AD9788
TP 1 2
R E D
TP 1 1
SW1
2
1
R 2 1
D N P
GN D ;5
RC 060 3
R 1 9
D N P
3
060
RC
RC 060 3
RC 060 3
1
2
3
060
RC
RC 060 3
R 2 2
R 2 0
0
0
RC 060 3
RC 060 3