參數(shù)資料
型號(hào): AD640JN
廠商: ANALOG DEVICES INC
元件分類: 運(yùn)動(dòng)控制電子
英文描述: DC-Coupled Demodulating 120 MHz Logarithmic Amplifier
中文描述: LOG OR ANTILOG AMPLIFIER, 145 MHz BAND WIDTH, PDIP20
封裝: PLASTIC, DIP-20
文件頁(yè)數(shù): 5/16頁(yè)
文件大?。?/td> 278K
代理商: AD640JN
Typical DC Performance Characteristics–AD640
REV. C
–5–
1.015
1.010
1.005
1
0.995
0.990
0.985
0.980
–60 –40 –20
0
20
40 60 80 100 120 140
TEMPERATURE –
8
C
S
Figure 1. Slope Current, I
Y
vs.
Temperature
4.5
5.0
5.5
6.0
6.5
7.0
7.5
POWER SUPPLY VOLTAGES –
6
Volts
I
1.015
1.010
1.005
1.000
0.995
0.990
0.985
Figure 4. Intercept Voltage, V
X
, vs.
Supply Voltages
INPUT VOLTAGE – mV
(EITHER SIGN)
O
2
1
0
1.0
0.8
0.6
0.4
0.2
0.1
1.0
1000.0
10.0
100.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
0
–0.2
–0.4
E
Figure 7. DC Logarithmic Transfer
Function and Error Curve for Single
AD640
1.20
1.15
1.10
1.05
1.00
0.95
0.90
–60 –40 –20
0
20
40
60 80 100 120 140
TEMPERATURE –
8
C
I
0.85
Figure 2. Intercept Voltage, V
X
, vs.
Temperature
14
13
12
11
10
9
8
7
–60 –40 –20
0
20 40
60 80 100 120 140
TEMPERATURE –
8
C
I
Figure 5. Intercept Voltage (Using
Attenuator) vs. Temperature
2.5
2.0
1.5
1.0
0.5
–60 –40 –20
0
20 40 60
TEMPERATURE –
8
C
80 100 120 140
0
A
Figure 8. Absolute Error vs. Tem-
perature, V
IN
=
6
1 mV to
6
100 mV
4.5
5.0
5.5
6.0
6.5
7.0
7.5
POWER SUPPLY VOLTAGES –
6
Volts
S
1.006
1.004
1.002
1.000
0.998
0.996
0.994
Figure 3. Slope Current, I
Y
vs.
Supply Voltages
–60 –40 –20
0
20
40 60 80 100 120 140
TEMPERATURE –
8
C
D
0
–0.1
+0.4
+0.3
+0.2
+0.1
–0.2
–0.3
INPUT OFFSET VOLTAGE
DEVIATION WILL BE WITHIN
Figure 6. Input Offset Voltage
Deviation vs. Temperature
2.5
2.0
1.5
1.0
0.5
0
0
20
40 60
80 100 120 140
TEMPERATURE –
8
C
A
Figure 9. Absolute Error vs.
Temperature, Using Attenuator.
V
IN
=
6
10 mV to
6
1 V, Pin 8
Grounded to Disable ITC Bias
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