参数资料
型号: AD9248BCPZRL-40
厂商: Analog Devices Inc
文件页数: 45/48页
文件大小: 0K
描述: IC ADC 14BIT DUAL 40MSPS 64LFCSP
标准包装: 2,500
位数: 14
采样率(每秒): 40M
数据接口: 并联
转换器数目: 2
功率耗散(最大): 330mW
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: 64-VFQFN 裸露焊盘,CSP
供应商设备封装: 64-LFCSP-VQ(9x9)
包装: 带卷 (TR)
输入数目和类型: 4 个单端,单极;2 个差分,单极
AD9248
Rev. B | Page 6 of 48
Test
AD9248BST/BCP-20
AD9248BST/BCP-40
AD9248BST/BCP-65
Parameter
Temp
Level
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
WORST OTHER SPUR
(NONSECOND or THIRD)
fINPUT = 2.4 MHz
Full
V
88.0
85.5
dBc
25°C
I
83.3
89.0
83.5
89.0
81.0
86.0
dBc
fINPUT = 9.7 MHz
Full
V
87.0
dBc
25°C
I
83.1
88.0
dBc
fINPUT = 19.6 MHz
Full
V
88.0
dBc
25°C
I
82.6
88.5
dBc
fINPUT = 35 MHz
Full
V
85.5
dBc
25°C
I
79.8
86.0
dBc
fINPUT = 100 MHz
25°C
V
79.0
81.0
75.0
dBc
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
fINPUT = 2.4 MHz
Full
V
86.0
85.0
84.0
dBc
25°C
IV
77.5
87.5
77.5
86.0
77.5
86.0
dBc
fINPUT = 9.7 MHz
Full
V
83.0
dBc
25°C
I
76.1
84.0
dBc
fINPUT = 19.6 MHz
Full
V
83.0
dBc
25°C
I
76.0
84.0
dBc
fINPUT = 35 MHz
Full
V
80.0
dBc
25°C
I
73.0
80.5
dBc
CROSSTALK
Full
V
85.0
dB
DIGITAL SPECIFICATIONS
AVDD = 3 V, DRVDD = 2.5 V, maximum sample rate, CLK_A = CLK_B; AIN = 0.5 dBFS differential input, 1.0 V internal reference,
TMIN to TMAX, DCS enabled, unless otherwise noted.
Table 3.
Test
AD9248BST/BCP-20
AD9248BST-40
AD9248BST-65
Parameter
Temp
Level
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
LOGIC INPUTS
High Level Input Voltage
Full
IV
2.0
V
Low Level Input Voltage
Full
IV
0.8
V
High Level Input Current
Full
IV
10
+10
10
+10
10
+10
μA
Low Level Input Current
Full
IV
10
+10
10
+10
10
+10
μA
Input Capacitance
Full
IV
2
pF
LOGIC OUTPUTS1
High Level Output Voltage
Full
IV
DRVDD
0.05
DRVDD
0.05
DRVDD
0.05
V
Low Level Output Voltage
Full
IV
0.05
V
1 Output voltage levels measured with capacitive load only on each output.
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