參數(shù)資料
型號(hào): TL441AMJB
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 模擬運(yùn)算功能
英文描述: LOG OR ANTILOG AMPLIFIER, 40 MHz BAND WIDTH, CDIP16
封裝: CERAMIC, DIP-16
文件頁(yè)數(shù): 9/15頁(yè)
文件大?。?/td> 258K
代理商: TL441AMJB
TL441AM
LOGARITHMIC AMPLIFIER
SLFS038 – JUNE 1976 – REVISED FEBRUARY 1989
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, VCC± = ±6 V, TA = 25°C
PARAMETER
TEST
FIGURE
MIN
TYP
MAX
UNIT
Differential output offset voltage
1
± 25
± 70
mV
Quiescent output voltage
2
5.45
5.6
5.85
V
DC scale factor (differential output), each 3-dB stage, – 35 dBV to – 5 dBV
3
7
8
11
mV/dB
AC scale factor (differential output)
8
mV/dB
DC error at – 20 dBV (midpoint of – 35 dBV to – 5 dBV range)
3
1
2.6
dB
Input impedance
500
Output impedance
200
Rise time, 10% to 90% points, CL = 24 pF
4
20
35
ns
Supply current from VCC+
2
14.5
18.5
23
mA
Supply current from VCC –
2
– 6
– 8.5
– 10.5
mA
Power dissipation
2
123
162
201
mW
electrical characteristics over operating free-air temperature range, VCC± = ±6 V (unless otherwise
noted)
PARAMETER
TEST
FIGURE
MIN
MAX
UNIT
Differential output offset voltage
1
± 100
mV
Quiescent output voltage
2
5.3
5.85
V
DC scale factor (differential output) each 30-dB stage, – 35 dBV to – 5 dBV
3
7
11
mV/dB
DC error at
20 dBV (midpoint of
35 dBV to
5 dBV range)
TA = – 55°C
3
4
dB
DC error at – 20 dBV (midpoint of – 35 dBV to – 5 dBV range)
TA = 125°C
3
dB
Supply current from VCC+
2
10
31
mA
Supply current from VCC –
2
– 4.5
– 15
mA
Power dissipation
2
87
276
mW
PARAMETER MEASUREMENT INFORMATION
Figure 1
VCC+
VCC–
CA2 CA2
′ VCC + VCC –
Y
Z
DVM
CB2 CB2
′ GND
A1
A2
B1
B2
Figure 2
CA2 CA2
′ VCC+ VCC–
Y
Z
CB2 CB2
′ GND
A1
A2
B1
B2
VCC+
VCC–
ICC +
ICC –
VO
PD = VCC+ ICC+ + VCC– ICC–
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