AD9726 Analog Devices, AD9726 Datasheet - Page 5

• Manufacturer Part Number: AD9726
• Manufacturer: Analog Devices

Specifications of AD9726

• Resolution (bits): 16bit
• Dac Update Rate: 400MSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: LVDS,Par

DIGITAL SIGNAL SPECIFICATIONS
DBVDD = AVDD1 = AVDD2 = 3.3 V, DVDD = CLKVDD = ADVDD = ACVDD = 2.5 V, I
T
Table 3.
Parameter
DAC CLOCK INPUTS (CLK±)
LVDS INPUTS (DB[15:0]±, DCLK_IN±)
LVDS OUTPUT (DCLK_OUT±)
CMOS INPUTS (CSB, SCLK, SDIO, RESET)
CMOS OUTPUTS (SDO, SDIO)
CONTROL INPUTS (SPI_DIS, SDR_EN)
1
TIMING SPECIFICATIONS
DBVDD = AVDD1 = AVDD2 = 3.3 V, DVDD = CLKVDD = ADVDD = ACVDD = 2.5 V, I
T
Table 4.
Parameter
LVDS DATA BUS
With 100 Ω external load.
MIN
MIN
Differential Voltage
Common-Mode Voltage
Input Voltage Range
Differential Threshold Voltage
Differential Input Impedance
Differential Output Voltage
Offset Voltage
Short-Circuit Output Current
Logic 0 Voltage
Logic 1 Voltage
Input Current
Logic 0 Voltage
Logic 1 Voltage
Short-Circuit Output Current
Logic 0 Voltage
Logic 1 Voltage
Input Current
Data Synchronization Enabled (Default)
Data Synchronization Bypassed
DDR DCLK_OUT± Propagation Delay (t
DDR DB[15:0]± Setup Time (t
DDR DB[15:0]± Hold Time (t
SDR DCLK_OUT± Propagation Delay (t
SDR DB[15:0]± Setup Time (t
SDR DB[15:0]± Hold Time (t
DB[15:0]± Setup Time (t
DB[15:0]± Hold Time (t
CLK± to IOUT Propagation Delay (t
DB[15:0]± to IOUT Pipeline Delay (t
to T
to T
MAX
MAX
, unless otherwise specified.
, unless otherwise specified.
DH-BYPASS
DSU-BYPASS
1
DH-SDR
DH-DDR
DSU-SDR
DSU-DDR
)
)
)
)
)
PD-BYPASS
)
PIPE-BYPASS
DCPD-SDR
DCPD-DDR
)
)
)
)
Rev. B | Page 5 of 24
−100
−100
Min
825
250
Min
500
500
800
0.5
1.0
1.0
2.5
3.0
2.0
50
OUT-FS
OUT-FS
1.25
Typ
100
400
0.85
Typ
1.0
1.2
20
10
1
1
4
= 20 mA, internal reference,
= 20 mA, internal reference,
1575
2000
Max
Max
100
300
0.5
0.5
0.5
Unit
V
V
mV
mV
Ω
mV
V
mA
V
V
nA
V
V
mA
V
V
nA
Unit
ps
ps
ps
ps
ps
ps
ps
ps
ns
DAC clock cycles
AD9726