参数资料
型号: AD9246BCPZRL7-125
厂商: Analog Devices Inc
文件页数: 40/44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 5 of 44
AC SPECIFICATIONS
AVDD = 1.8 V; DRVDD = 2.5 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference;AIN = 1.0 dBFS, DCS
enabled, unless otherwise noted.
Table 2.
AD9246BCPZ-80
AD9246BCPZ-105
AD9246BCPZ-125
Parameter1
Temp
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
SIGNAL-TO-NOISE-RATIO (SNR)
fIN = 2.4 MHz
25°C
71.9
dBc
fIN = 70 MHz
25°C
71.9
71.7
dBc
Full
70.8
69.5
dBc
fIN = 100 MHz
25°C
71.6
dBc
fIN = 170 MHz
25°C
70.9
70.8
dBc
SIGNAL-TO-NOISE AND DISTORTION
(SINAD)
fIN = 2.4 MHz
25°C
71.1
dBc
fIN = 70 MHz
25°C
71.5
70.8
70.6
dBc
Full
70.4
68.5
dBc
fIN = 100 MHz
25°C
70.6
dBc
fIN = 170 MHz
25°C
69.9
69.8
dBc
EFFECTIVE NUMBER OF BITS (ENOB)
fIN = 2.4 MHz
25°C
11.7
Bits
fIN = 70 MHz
25°C
11.6
Bits
fIN = 100 MHz
25°C
11.6
Bits
fIN = 170 MHz
25°C
11.5
Bits
WORST SECOND OR THIRD HARMONIC
fIN = 2.4 MHz
25°C
90
dBc
fIN = 70 MHz
25°C
85
dBc
Full
76
73
dBc
fIN = 100 MHz
25°C
85
dBc
fIN = 170 MHz
25°C
83.5
83
dBc
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
fIN = 2.4 MHz
25°C
90
dBc
fIN = 70 MHz
25°C
85
dBc
Full
76
73
dBc
fIN = 100 MHz
25°C
85
dBc
fIN = 170 MHz
25°C
83.5
83
dBc
WORST OTHER HARMONIC OR SPUR
fIN = 2.4 MHz
25°C
90
dBc
fIN = 70 MHz
25°C
90
dBc
Full
85
80
dBc
fIN = 100 MHz
25°C
90
dBc
fIN = 170 MHz
25°C
90
dBc
TWO-TONE SFDR
fIN = 29 MHz (7 dBFS), 32 MHz
(7 dBFS)
25°C
87
85
dBc
fIN = 169 MHz (7 dBFS), 172 MHz
(7 dBFS)
25°C
83
84
dBc
ANALOG INPUT BANDWIDTH
25°C
650
MHz
1 See AN-835, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions.
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