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AD640EB

更新时间: 2024-01-14 23:43:06
品牌 Logo 应用领域
亚德诺 - ADI 放大器
页数 文件大小 规格书
16页 281K
描述
DC-Coupled Demodulating 120 MHz Logarithmic Amplifier

AD640EB 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
Reach Compliance Code:not_compliant风险等级:5.9
模拟集成电路 - 其他类型:LOG OR ANTILOG AMPLIFIERJESD-30 代码:S-XQCC-N20
JESD-609代码:e0标称负供电电压 (Vsup):-5 V
端子数量:20最高工作温度:125 °C
最低工作温度:-55 °C封装主体材料:CERAMIC
封装代码:QCCN封装等效代码:LCC20,.35SQ
封装形状:SQUARE封装形式:CHIP CARRIER
电源:+-5 V认证状态:Not Qualified
子类别:Analog Computational Functions最大供电电流 (Isup):60 mA
标称供电电压 (Vsup):5 V表面贴装:YES
技术:BIPOLAR温度等级:MILITARY
端子面层:Tin/Lead (Sn/Pb)端子形式:NO LEAD
端子节距:1.27 mm端子位置:QUAD
Base Number Matches:1

AD640EB 数据手册

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AD640–SPECIFICATIONS  
(V =  
S
؎
5 V, TA = +25  
؇
C, unless otherwise noted)  
DC SPECIFICATIONS  
Model  
AD640J  
AD640B  
Typ  
AD640T  
Typ  
Parameter  
Conditions  
Min  
Typ  
Max  
Min  
Max  
Min  
Max  
Units  
TRANSFER FUNCTION1  
IOUT = IY LOG |VIN/VX| for VIN = ± 0.75 mV to ± 200 mV dc  
SIGNAL INPUTS (Pins 1, 20)  
Input Resistance  
Input Offset Voltage  
vs. Temperature  
Over Temperature  
vs. Supply  
Input Bias Current  
Input Bias Offset  
Differential  
Differential  
500  
50  
0.8  
500  
50  
0.8  
500  
50  
0.8  
kΩ  
µV  
µV/°C  
µV  
µV/V  
µA  
500  
200  
200  
300  
25  
TMIN to TMAX  
2
7
1
2
7
1
2
7
1
25  
25  
µA  
Common-Mode Range  
–2  
+0.3  
–2  
+0.3  
–2  
+0.3  
V
INPUT ATTENUATOR  
(Pins 2, 3, 4, 5 and 19)  
Attenuation2  
Pin 5 to Pin 19  
Pins 5 to 3/4  
20  
300  
20  
300  
20  
300  
dB  
Input Resistance  
SIGNAL OUTPUT (Pins 10, 11)  
Small Signal Gain3  
50  
±180  
75  
50  
± 180  
75  
50  
± 180  
75  
dB  
mV  
Peak Differential Output4  
Output Resistance  
Either Pin to COM  
Either Pin to COM  
Quiescent Output Voltage  
–90  
–90  
–90  
mV  
LOGARITHMIC OUTPUT5 (Pin 14)  
Voltage Compliance Range  
Slope Current, IY  
–0.3  
0.95  
+VS –1 –0.3  
+VS –1  
1.02  
–0.3  
0.98  
VS –1  
1.02  
V
mA  
1.00  
1.05  
0.98  
1.00  
1.00  
Accuracy vs. Temperature  
0.002  
0.002  
0.002  
%/°C  
mA  
%/V  
mV  
µV/°C  
mV  
µV/V  
TMIN to TMAX  
+VS = 4.5 V to 7.5 V  
0.98  
0.95  
0.90  
1.02  
0.4  
1.05  
Accuracy vs. Supply  
Intercept Voltage6, VX  
vs. Temperature  
Over Temperature  
vs. Supply  
0.08  
1.00  
0.5  
1.0  
1.15  
0.08  
1.00  
0.5  
0.4  
1.05  
0.08  
1.00  
0.5  
0.85  
0.95  
TMIN to TMAX  
±VS = 4.5 V to 7.5 V  
1.10  
2
2
2
Logarithmic Offset  
(Alt. Definition of VX)  
vs. Temperature  
Over Temperature  
vs. Supply  
Intercept Voltage Using Attenuator  
Zero Signal Output Current7  
ITC Disabled  
–61.5 –60.0 –58.7  
0.004  
–60.5  
–60.0  
0.004  
–59.5  
–60.5  
–60.9  
9.0  
–60.0 –59.5  
0.004  
dBV  
dB/°C  
dB  
dB/V  
mV  
mA  
mA  
mA  
TMIN to TMAX  
±VS = 4.5 V to 7.5 V  
–59.1  
0.017  
0.017  
10.0  
–0.2  
–0.27  
2.3  
0.017  
8.25  
10.0  
–0.2  
–0.27  
2.3  
11.75  
9.0  
11.0  
10.0  
–0.2  
–0.27  
2.3  
11.0  
Pin 8 to COM  
Maximum Output Current  
APPLICATIONS RESISTORS  
(Pins 15, 16, 17)  
1.000  
0.35  
0.995  
1.000  
0.35  
1.005  
0.6  
0.995  
1.000 1.005  
kΩ  
DC LINEARITY  
VIN ±1 mV to ± 100 mV  
1.2  
0.35  
0.6  
dB  
TOTAL ABSOLUTE DC  
ACCURACY  
VIN = ± 1 mV to ±100 mV8  
Over Temperature  
Over Supply Range  
VIN = ± 0.75 mV to ±200 mV  
Using Attenuator  
0.55  
1.0  
2
3
2
3
0.55  
1.0  
0.9  
1.7  
1.0  
2.0  
0.55  
1.0  
0.9  
1.8  
1.0  
2.0  
dB  
dB  
dB  
dB  
TMIN to TMAX  
±VS = 4.5 V to 7.5 V  
VIN = ± 10 mV to ± 1 V  
Over Temperature  
0.4  
0.6  
1.2  
2.5  
3
0.4  
0.6  
1.2  
1.5  
2.0  
2.5  
0.4  
0.6  
1.2  
1.5  
2.0  
2.5  
dB  
dB  
dB  
TMIN to TMAX  
VIN = ± 7.5 mV to 2 V  
3.5  
POWER REQUIREMENTS  
Voltage Supply Range  
Quiescent Current9  
+VS (Pin 12)  
؎
4.5  
؎
7.5  
؎
4.5  
؎
7.5  
؎
4.5  
؎
7.5  
V
TMIN to TMAX  
TMIN to TMAX  
9
35  
15  
60  
9
35  
15  
60  
9
35  
15  
60  
mA  
mA  
–VS (Pin 7)  
REV. C  
–2–  

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