參數(shù)資料
型號(hào): AD9772AAST
廠商: ANALOG DEVICES INC
元件分類: DAC
英文描述: 14-Bit, 160 MSPS TxDAC+ with 2x Interpolation Filter
中文描述: PARALLEL, WORD INPUT LOADING, 0.011 us SETTLING TIME, 14-BIT DAC, PQFP48
封裝: MS-026BBC, LQFP-48
文件頁(yè)數(shù): 4/32頁(yè)
文件大?。?/td> 596K
代理商: AD9772AAST
REV. A
–4–
AD9772A–SPECIFICATIONS
DIGITAL SPECIFICATIONS
Parameter
Min
Typ
Max
Unit
DIGITAL INPUTS
Logic “1” Voltage
Logic “0” Voltage
Logic “1” Current
*
Logic “0” Current
Input Capacitance
2.1
3
0
V
V
μ
A
μ
A
pF
0.9
+10
+10
–10
–10
5
CLOCK INPUTS
Input Voltage Range
Common-Mode Voltage
Differential Voltage
0
0.75
0.5
3
2.25
V
V
V
1.5
1.5
PLL CLOCK ENABLED—FIGURE 1a
Input Setup Time (t
S
), T
A
= 25
°
C
Input Hold Time (t
H
), T
A
= 25
°
C
Latch Pulsewidth (t
LPW
), T
A
= 25
°
C
PLL CLOCK DISABLED—FIGURE 1b
Input Setup Time (t
S
), T
A
= 25
°
C
Input Hold Time (t
H
), T
A
= 25
°
C
Latch Pulsewidth (t
LPW
), T
A
= 25
°
C
CLK/PLLLOCK Delay (t
OD
), T
A
= 25
°
C
PLLLOCK (V
OH
), T
A
= 25
°
C
PLLLOCK (V
OL
), T
A
= 25
°
C
0.5
1.0
1.5
ns
ns
ns
–1.2
3.2
1.5
2.8
3.0
ns
ns
ns
ns
V
V
3.2
0.3
*
MOD0, MOD1, DIV0, DIV1, SLEEP, RESET have typical input currents of 15
μ
A.
Specifications subject to change without notice.
(T
MIN
to T
MAX
, AVDD = 3.3 V, CLKVDD = 3.3 V, PLLVDD = 0 V, DVDD = 3.3 V, I
OUTFS
= 20 mA, unless
otherwise noted.)
t
S
0.025%
0.025%
DB0
DB13
CLK+
CLK
IOUTA
OR
IOUTB
t
H
t
LPW
t
PD
t
ST
Figure 1a. Timing Diagram—PLL Clock Multiplier Enabled
t
S
DB0
DB13
0.025%
0.025%
IOUTA
OR
IOUTB
t
OD
PLLLOCK
CLK+
CLK
t
H
t
LPW
t
PD
t
ST
Figure 1b. Timing Diagram—PLL Clock Multiplier Disabled
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