AD9739 Analog Devices, AD9739 Datasheet - Page 10

• Manufacturer Part Number: AD9739
• Description: 14-Bit, 2500 MSPS, RF Digital-to-Analog Converter
• Manufacturer: Analog Devices

Specifications of AD9739

• Resolution (bits): 14bit
• Dac Update Rate: 2.5GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: LVDS,Par

AD9739
Table 7.
Pin No.
C1, C2, D1, D2, E1, E2, E3, E4
A1, A2, A3, A4, A5, B1, B2, B3, B4, B5, C4,
C5, D4, D5
A10, A11, B10, B11, C10, C11, D10, D11
A12, A13, B12, B13, C12, C13, D12, D13,
A6, A9, B6, B9, C6, C9, D6, D9, F1, F2, F3,
F4, E11, E12, E13, E14, F11, F12
A14
A7, B7, C7, D7
A8, B8, C8, D8
B14
C14
D14
C3, D3
F13
F14
G13
G14
H13
H14
J3, J4, J11, J12
G1, G2, G3, G4, G11, G12
H1, H2, H3, H4, H11, H12, K3, K4, K11, K12
J1, J2
K1, K2
J13, J14
K13, K14
L1, M1
L2, M2
L3, M3
L4, M4
L5, M5
L6, M6
AD9739
Pin Function Descriptions
K
M
B
C
D
E
F
G
H
N
P
A
L
J
1
2
Mnemonic
VDDC
VSSC
VDDA
VSSA
VSSA Shield
NC
IOUTN
IOUTP
I120
VREF
NC
DACCLK_N/DACCLK_P
IRQ
RESET
CS
SDIO
SCLK
SDO
VDD33
VDD
VSS
SYNC_OUT_P/SYNC_OUT_N
SYNC_IN_P/SYNC_IN_N
DCO_P/DCO_N
DCI_P/DCI_N
DB1[0]P/DB1[0]N
DB1[1]P/DB1[1]N
DB1[2]P/DB1[2]N
DB1[3]P/DB1[3]N
DB1[4]P/DB1[4]N
DB1[5]P/DB1[5]N
3
Figure 6. Analog I/O and SPI Control Pins (Top View)
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5
6
7
8
Rev. B | Page 10 of 48
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10
11
12
13
14
Description
1.8 V Clock Supply Input.
Clock Supply Return.
3.3 V Analog Supply Input.
Analog Supply Return.
Analog Supply Return Shield. Tie to VSSA at the DAC.
No Connect. Do not connect to this pin.
DAC Negative Current Output Source.
DAC Positive Current Output Source.
Nominal 1.2 V Reference. Tie to analog ground via a 10 kΩ
resistor to generate a 120 μA reference current.
Voltage Reference Input/Output. Decouple to VSSA with a
1 nF capacitor.
Factory Test Pin. Do not connect to this pin.
Negative/Positive DAC Clock Input (DACCLK).
Interrupt Request Open Drain Output. Active high. Pull up to
VDD33 with a 10 kΩ resistor.
Reset Input. Active high. Tie to VSS if unused.
Serial Port Enable Input.
Serial Port Data Input/Output.
Serial Port Clock Input.
Serial Port Data Output.
3.3 V Digital Supply Input.
1.8 V Digital Supply. Input.
Digital Supply Return.
Positive/Negative SYNC Output (SYNC_OUT)
Positive/Negative SYNC Input (SYNC_IN)
Positive/Negative Data Clock Output (DCO).
Positive/Negative Data Clock Input (DCI).
Port 1 Positive/Negative Data Input Bit 0.
Port 1 Positive/Negative Data Input Bit 1.
Port 1 Positive/Negative Data Input Bit 2.
Port 1 Positive/Negative Data Input Bit 3.
Port 1 Positive/Negative Data Input Bit 4.
Port 1 Positive/Negative Data Input Bit 5.
I120
VREF
IPTAT
SCLK
IRQ
CS
RESET
SDIO
SDO
Data Sheet