参数资料
型号: AD9271BSVZRL-40
厂商: Analog Devices Inc
文件页数: 45/60页
文件大小: 0K
描述: IC ADC OCT 12BIT 40MSPS 100-TQFP
标准包装: 1,000
位数: 12
采样率(每秒): 40M
数据接口: 串行,SPI?
转换器数目: 8
功率耗散(最大): 1.28W
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: 100-TQFP 裸露焊盘
供应商设备封装: 100-TQFP-EP(14x14)
包装: 带卷 (TR)
输入数目和类型: 8 个单端,单极;8 个差分,单极
AD9271
Rev. B | Page 5 of
60
AD9271-25
AD9271-40
AD9271-50
Parameter1
Conditions
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
Harmonic Distortion
Second Harmonic
fIN = 5 MHz
at 7 dBFS
VGAIN = 0 V
73
71
dBFS
Second Harmonic
fIN = 5 MHz
at 1 dBFS
VGAIN = 1 V
80
72
68
dBFS
Third Harmonic
fIN = 5 MHz
at 7 dBFS
VGAIN = 0 V
81
77
74
dBFS
Third Harmonic
fIN = 5 MHz
at 1 dBFS
VGAIN = 1 V
65
63
66
dBFS
Two-Tone IMD3
(2 × F1 F2)
Distortion
fIN1 = 5.0 MHz
at 7 dBFS,
fIN2 = 6.0 MHz
at 7 dBFS
VGAIN = 1 V
54.6
63.4
68.5
dBc
Channel-to-Channel
Crosstalk
70
dB
Channel-to-Channel
Crosstalk (Over-
range Condition)3
70
dB
Overload Recovery
Full TGC path,
fIN = 1 MHz to 10 MHz,
gain = 0 V to 1 V
5
Degrees
GAIN ACCURACY
25°C
Gain Law Confor-
mance Error
0 < VGAIN < 0.1 V
+0.8
dB
0.1 V < VGAIN < 0.9 V
1.2
+1.2
1.2
+1.2
1.2
+1.2
dB
0.9 V < VGAIN < 1 V
1.2
dB
Linear Gain Error
VGAIN = 0.5 V,
normalized for ideal
AAF loss
1.3
+1.3
1.3
+1.3
1.3
+1.3
dB
Channel-to-Channel
Matching
0.1 V < VGAIN < 0.9 V
0.2
dB
GAIN CONTROL
INTERFACE
Normal Operating
Range
0
1
0
1
0
1
V
Gain Range
0 V to 1 V, normalized
for ideal AAF loss
10 to 40
dB
Scale Factor
31.6
dB/V
Response Time
30 dB change
350
ns
CW DOPPLER MODE
Transconductance
LNA gain = 5/6/8
10/12/16
mA/V
Common Mode
CW Doppler
output pins
1.5
3.6
1.5
3.6
1.5
3.6
V
Input-Referred Noise
Voltage
LNA gain = 5/6/8,
RS = 0 Ω, RFB = ∞
1.8 /1.7/1.5
1.7 /1.5/1.4
1.7 /1.5/1.3
nV/√Hz
Output DC Bias
Per channel
2.4
mA
Maximum Output
Swing
Per channel
±2
mA p-p
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