参数资料
型号: AD9258BCPZ-125
厂商: Analog Devices Inc
文件页数: 16/44页
文件大小: 0K
描述: IC ADC 14BIT 125MSPS DL 64LFCSP
设计资源: High Performance, Dual Channel IF Sampling Receiver (CN0140)
标准包装: 1
位数: 14
采样率(每秒): 125M
数据接口: 串行
转换器数目: 2
功率耗散(最大): 788mW
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-VFQFN 裸露焊盘,CSP
供应商设备封装: 64-LFCSP-VQ(9x9)
包装: 托盘
输入数目和类型: 2 个差分,单极
AD9258
Rev. A | Page 23 of 44
100
95
90
85
80
75
70
65
0
50
100
150
200
250
300
INPUT FREQUENCY (MHz)
S
NR/
S
F
DR
(
d
BF
S
AND
d
B
c)
08
12
4-
0
25
SNR @ –40°C
SFDR @ –40°C
SNR @ +25°C
SFDR @ +25°C
SNR @ +85°C
SFDR @ +85°C
Figure 44. AD9258-125 Single-Tone SNR/SFDR vs. Input Frequency (fIN)
with 2 V p-p Full Scale
95
90
85
80
75
70
65
60
0
50
100
150
200
250
300
INPUT FREQUENCY (MHz)
S
NR/
S
F
DR
(
d
B
F
S
/d
B
c)
08
12
4-
02
6
SFDR (dBc)
SNR (dBFS)
Figure 45. AD9258-125 Single-Tone SNR/SFDR vs. Input Frequency (fIN)
with 1 V p-p Full Scale
0
–20
–40
–60
–80
–100
–120
–90
–78
–66
–54
–42
–30
–18
–6
INPUT AMPLITUDE (dBFS)
S
F
DR/
IM
D3
(
d
Bc
AND
d
B
F
S
)
08
12
4-
02
7
SFDR (dBc)
IMD3 (dBc)
SFDR (dBFS)
IMD3 (dBFS)
Figure 46. AD9258-125 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)
with fIN1 = 29.1 MHz, fIN2 = 32.1 MHz, fS = 125 MSPS
0
–20
–40
–60
–80
–100
–120
–90
–78
–66
–54
–42
–30
–18
–6
INPUT AMPLITUDE (dBFS)
S
F
DR/
IM
D3
(
d
Bc
AND
d
B
F
S
)
08
12
4-
02
8
SFDR (dBc)
IMD3 (dBc)
SFDR (dBFS)
IMD3 (dBFS)
Figure 47. AD9258-125 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)
with fIN1 = 169.1 MHz, fIN2 = 172.1 MHz, fS = 125 MSPS
0
–20
–40
–60
–80
–100
–120
–140
0
10
2030
4050
60
FREQUENCY (MHz)
AM
P
L
IT
UD
E
(
d
BF
S
)
08
12
4-
0
29
125MSPS
29.1MHz @ –7dBFS
32.1MHz @ –7dBFS
SFDR = 88.8dBc (95.8dBFS)
Figure 48. AD9258-125 Two-Tone FFT with fIN1 = 29.1 MHz and fIN2 = 32.1 MHz
0
–20
–40
–60
–80
–100
–120
–140
0
10
2030
4050
60
FREQUENCY (MHz)
AM
P
L
IT
UD
E
(
d
BF
S
)
08
12
4-
0
30
125MSPS
169.1MHz @ –7dBFS
172.1MHz @ –7dBFS
SFDR = 81.7dBc (88.7dBFS)
Figure 49. AD9258-125 Two-Tone FFT with fIN1 = 169.1 MHz and
fIN2 = 172.1 MHz
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