參數(shù)資料
型號: AD9445BSVZ-125
廠商: Analog Devices Inc
文件頁數(shù): 14/40頁
文件大?。?/td> 0K
描述: IC ADC 14BIT 125MSPS 100-TQFP
設計資源: Using AD8376 to Drive Wide Bandwidth ADCs for High IF AC-Coupled Appls (CN0002)
Using AD8352 as an Ultralow Distortion Differential RF/IF Front End for High Speed ADCs (CN0046)
Using ADL5562 Differential Amplifier to Drive Wide Bandwidth ADCs for High IF AC-Coupled Appls (CN0110)
標準包裝: 1
位數(shù): 14
采樣率(每秒): 125M
數(shù)據(jù)接口: 并聯(lián)
轉換器數(shù)目: 1
功率耗散(最大): 2.6W
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 100-TQFP 裸露焊盤
供應商設備封裝: 100-TQFP-EP(14x14)
包裝: 托盤
輸入數(shù)目和類型: 1 個差分,單極
AD9445
Rev. 0 | Page 21 of 40
25000
0
05489-044
OUTPUT CODE
FRE
Q
UE
NCY
N + 4
62
1127
7968
22190
23754
1355
75
2
20000
15000
10000
5000
N – 4
N – 3
N – 2
N – 1
N
N + 1 N + 2 N + 3
9003
30000
0
05489-047
OUTPUT CODE
FRE
Q
UE
NCY
N + 4
3
307
3350
15743
26294
3493
227
2
N – 4
N – 3
N – 2
N – 1
N
N + 1 N + 2 N + 3
16117
25000
20000
15000
10000
5000
SAMPLE SIZE = 65538
Figure 42. AD9445-125 Grounded Input Histogram
Figure 45. AD9445-105 Grounded Input Histogram
0
–140
–130
0
05489-045
FREQUENCY (MHz)
AMP
LITUDE
(dBFS
)
105MSPS
170.3MHz @ –7.0dBFS
171.3MHz @ –7.0dBFS
SFDR = 92dBFS
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
52.500
13.125
26.250
39.375
0
–0.8
–40
05489-048
TEMPERATURE (°C)
GAIN
E
RROR
(%FS
R)
–0.1
–0.2
–0.3
–0.4
–0.5
–0.6
–0.7
–20
0
20
40
60
80
Figure 43. AD9445-105 64k Point Two-Tone FFT/105 MSPS/170.3 MHz, 171.3 MHz
Figure 46. AD9445-125 Gain vs. Temperature
0.4
–0.4
0
05489-049
OUTPUT CODE
DNL
E
RROR
(LS
B
)
0
16384
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
4096
8192
12288
0
–120
–100
0
05489-046
FUNDAMENTAL LEVEL (dB)
S
P
UR
AND
IMD3
(dB)
–20
–40
–60
–80
–100
–10
–30
–50
–70
–90
–110
–90
–80
–70
–60
–50
–40
–30
–20
–10
SFDR dBFS
SFDR dBc
WORST IMD3 dBc
WORST IMD3 dBFS
Figure 44. AD9445-105 Two-Tone SFDR vs. Analog Input Level
105 MSPS/170.3 MHz, 171.3 MHz
Figure 47. AD9445-105 DNL Error vs. Output Code, 105 MSPS, 10.3 MHz
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