參數(shù)資料
型號(hào): AD9852AST
廠商: ANALOG DEVICES INC
元件分類(lèi): XO, clock
英文描述: CMOS 300 MHz Complete-DDS
中文描述: PLL FREQUENCY SYNTHESIZER, 20 MHz, PQFP80
封裝: MS-026BEC, LQFP-80
文件頁(yè)數(shù): 2/42頁(yè)
文件大小: 424K
代理商: AD9852AST
–2–
REV. 0
AD9852–SPECIFICATIONS
(V
S
= 3.3 V
6
5%, R
SET
= 3.9 k
V
external reference clock frequency = 30 MHz with
REFCLK Multiplier enabled at 10
3
for AD9852ASQ, external reference clock frequency = 20 MHz with REFCLK Multiplier enabled at 10
3
for
AD9852AST, unless otherwise noted.)
Test
Level
AD9852ASQ
Min
AD9852AST
Min
Parameter
REF CLOCK INPUT CHARACTERISTICS
1
Internal Clock Frequency Range
External REF Clock Frequency Range
REFCLK Multiplier Enabled
REFCLK Multiplier Disabled
Duty Cycle
Input Capacitance
Input Impedance
Differential Mode Common-Mode Voltage Range
Minimum Signal Amplitude
Common-Mode Range
V
IH
(Single-Ended Mode)
V
IL
(Single-Ended Mode)
Temp
Typ
Max
Typ
Max
Unit
FULL
VI
5
300
5
200
MHz
FULL
FULL
25
°
C
25
°
C
25
°
C
VI
VI
V
IV
IV
5
5
75
300
5
5
50
200
MHz
MHz
%
pF
k
50
3
100
50
3
100
25
°
C
25
°
C
25
°
C
25
°
C
IV
IV
IV
IV
800
1.6
2.3
800
1.6
2.3
mV p-p
V
V
V
1.75
1.9
1.75
1.9
1
1
DAC STATIC OUTPUT CHARACTERISTICS
Output Update Speed
Resolution
Sine and Aux. DAC Full-Scale Output Current
Gain Error
Output Offset
Differential Nonlinearity
Integral Nonlinearity
Output Impedance
Voltage Compliance Range
FULL
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
I
IV
IV
I
I
I
I
I
I
300
200
MSPS
Bits
mA
% FS
μ
A
LSB
LSB
k
V
12
10
12
10
5
–6
20
+2.25
2
1.25
1.66
5
–6
20
+2.25
2
1.25
1.66
0.3
0.6
100
0.3
1
100
–0.5
+1.0
–0.5
+1.0
DAC WIDEBAND SFDR
1 MHz to 20 MHz A
OUT
20 MHz to 40 MHz A
OUT
40 MHz to 60 MHz A
OUT
60 MHz to 80 MHz A
OUT
80 MHz to 100 MHz A
OUT
100 MHz to 120 MHz A
OUT
DAC NARROWBAND SFDR
10 MHz A
OUT
(
±
1 MHz)
10 MHz A
OUT
(
±
250 kHz)
10 MHz A
OUT
(
±
50 kHz)
41 MHz A
OUT
(
±
1 MHz)
41 MHz A
OUT
(
±
250 kHz)
41 MHz A
OUT
(
±
50 kHz)
119 MHz A
OUT
(
±
1 MHz)
119 MHz A
OUT
(
±
250 kHz)
119 MHz A
OUT
(
±
50 kHz)
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
V
V
V
V
V
V
58
56
52
48
48
50
58
56
52
48
48
dBc
dBc
dBc
dBc
dBc
dBc
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
25
°
C
V
V
V
V
V
V
V
V
V
83
83
91
82
84
89
71
77
83
83
83
91
82
84
89
71
77
83
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
RESIDUAL PHASE NOISE
(A
OUT
= 5 MHz, Ext. CLK = 30 MHz,
REFCLK
Multiplier Engaged at 10
×
)
1 kHz Offset
10 kHz Offset
100 kHz Offset
(A
OUT
= 5 MHz, Ext. CLK = 300 MHz,
REFCLK Multiplier Bypassed)
1 kHz Offset
10 kHz Offset
100 kHz Offset
25
°
C
25
°
C
25
°
C
V
V
V
140
138
142
140
138
142
dBc/Hz
dBc/Hz
dBc/Hz
25
°
C
25
°
C
25
°
C
V
V
V
142
148
152
142
148
152
dBc/Hz
dBc/Hz
dBc/Hz
PIPELINE DELAYS
Phase Accumulator and DDS Core
Inverse Sinc Filter
Digital Multiplier
25
°
C
25
°
C
25
°
C
IV
IV
IV
17
12
10
17
12
10
SysClk Cycles
SysClk Cycles
SysClk Cycles
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