参数资料
型号: AD9246BCPZRL7-125
厂商: Analog Devices Inc
文件页数: 6/44页
文件大小: 0K
描述: IC ADC 14BIT 125MSPS 48-LFCSP
设计资源: Using AD8376 to Drive Wide Bandwidth ADCs for High IF AC-Coupled Appls (CN0002)
Driving AD9233/46/54 ADCs in AC-Coupled Baseband Appls (CN0051)
标准包装: 750
位数: 14
采样率(每秒): 125M
数据接口: 串行,SPI?
转换器数目: 3
功率耗散(最大): 425mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-VFQFN 裸露焊盘,CSP
供应商设备封装: 48-LFCSP-VQ(7x7)
包装: 带卷 (TR)
输入数目和类型: 2 个单端,单极;1 个差分,单极
AD9246
Rev. A | Page 14 of 44
100
70
5
125
CLOCK FREQUENCY (MSPS)
S
NR/
S
F
DR
(
d
Bc)
95
90
85
80
75
25
45
65
85
105
SFDR
SNR
05
49
1-
0
30
Figure 30. AD9246 Single-Tone SNR/SFDR vs. Clock Frequency (fS)
with fIN = 2.4 MHz
100
60
20
80
DUTY CYCLE (%)
S
NR/
S
F
DR
(
d
Bc)
SFDR DCS ON
SFDR DCS OFF
SNR DCS OFF
SNR DCS ON
95
90
85
80
75
70
65
40
60
05
49
1-
0
27
Figure 31. AD9246 SNR/SFDR vs. Duty Cycle with fIN = 10.3 MHz
90
70
0.5
1.3
INPUT COMMON-MODE VOLTAGE (V)
S
NR/
S
F
DR
(
d
Bc)
85
80
75
0.6
0.7
0.8
0.9
1.0
1.1
1.2
SFDR
SNR
05
49
1-
0
31
Figure 32. AD9246 SNR/SFDR vs. Input Common Mode (VCM)
with fIN = 30 MHz
10
0
N – 4
OUTPUT CODE
NUM
BE
R
O
F
H
IT
S
(
1M
)
8
6
4
2
N – 3 N – 2 N – 1
N
N + 1 N + 2 N + 3 N + 4
1.3 LSB rms
05
49
1-
0
84
Figure 33. AD9246 Grounded Input Histogram
2.0
–2.0
0
16384
OUTPUT CODE
IN
L
ER
R
O
R
(L
SB
)
2048
4096
6144
8192
10240 12288 14336
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
05
49
1-
0
24
Figure 34. AD9246 INL with fIN = 10.3 MHz
0.5
–0.5
0
16384
OUTPUT CODE
D
NL
E
R
RO
R
(
L
S
B
)
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
2048
4096
6144
8192
10240 12288 14336
05
49
1-
0
21
Figure 35. AD9246 DNL with fIN = 10.3 MHz
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