参数资料
型号: AD9244BSTZ-40
厂商: Analog Devices Inc
文件页数: 32/36页
文件大小: 0K
描述: IC ADC 14BIT 40MSPS 48-LQFP
标准包装: 1
位数: 14
采样率(每秒): 40M
数据接口: 并联
转换器数目: 1
功率耗散(最大): 300mW
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: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 托盘
输入数目和类型: 2 个单端,单极;1 个差分,单极
AD9244
Rev. C | Page 5 of 36
Test
AD9244BST-65
AD9244BST-40
Parameter
Temp
Level
Min
Typ
Max
Min
Typ
Max
Unit
WORST HARMONIC (SECOND or THIRD)1
fIN = 2.4 MHz
25°C
V
94.5
93.7
dBc
fIN = 20 MHz
25°C
V
92.8
dBc
fIN = 32.5 MHz
25°C
V
86.5
dBc
fIN = 70 MHz
25°C
V
86.1
dBc
fIN = 100 MHz
25°C
V
86.2
84.5
dBc
fIN = 200 MHz
25°C
V
60.7
56.6
dBc
SFDR1
fIN = 2.4 MHz
Full
VI
78.6
82.5
dBc
25°C
I
94.5
93.7
dBc
fIN = 15.5 MHz (–1 dBFS)
Full
IV
83
dBc
25°C
V
90
dBc
fIN = 20 MHz
Full
IV
81.4
dBc
25°C
I
91.8
dBc
fIN = 32.5 MHz
Full
IV
80.0
dBc
25°C
I
86.4
dBc
fIN = 70 MHz
Full
IV
79.5
dBc
25°C
V
86.1
dBc
fIN = 100 MHz
25°C
V
86.2
84.5
dBc
fIN = 200 MHz
25°C
V
60.7
56.6
dBc
1 AC specifications can be reported in dBc (degrades as signal levels are lowered) or in dBFS (always related back to converter full scale).
DIGITAL SPECIFICATIONS
AVDD = 5 V, DRVDD = 3 V, VREF = 2 V, external reference, unless otherwise noted.
Table 3.
Test
AD9244BST-65
AD9244BST-40
Parameter
Temp
Level
Min
Typ
Max
Min
Typ
Max
Unit
DIGITAL INPUTS
Logic 1 Voltage (OEB, DRVDD = 3 V)
Full
IV
2
V
Logic 1 Voltage (OEB, DRVDD = 5 V)
Full
IV
3.5
V
Logic 0 Voltage (OEB)
Full
IV
0.8
V
Logic 1 Voltage (DFS, DCS)
Full
IV
3.5
V
Logic 0 Voltage (DFS, DCS)
Full
IV
0.8
V
Input Current
Full
IV
10
μA
Input Capacitance
Full
V
5
pF
CLOCK INPUT PARAMETERS
Differential Input Voltage
Full
IV
0.4
V p-p
CLK Voltage1
Full
IV
0.25
V
Internal Clock Common-Mode
Full
V
1.6
V
Single-Ended Input Voltage
Logic 1 Voltage
Full
IV
2
V
Logic 0 Voltage
Full
IV
0.8
V
Input Capacitance
Full
V
5
pF
Input Resistance
Full
V
100
DIGITAL OUTPUTS (DRVDD = 5 V)
Logic 1 Voltage (IOH = 50 μA)
Full
IV
4.5
V
Logic 0 Voltage (IOL = 50 μA)
Full
IV
0.1
V
Logic 1 Voltage (IOH = 0.5 mA)
Full
IV
2.4
V
Logic 0 Voltage (IOL = 1.6 mA)
Full
IV
0.4
V
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