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ZXF36L01 PDF даташит

Спецификация ZXF36L01 изготовлена ​​​​«Zetex Semiconductors» и имеет функцию, называемую «VARIABLE Q FILTER».

Детали детали

Номер произв ZXF36L01
Описание VARIABLE Q FILTER
Производители Zetex Semiconductors
логотип Zetex Semiconductors логотип 

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ZXF36L01 Даташит, Описание, Даташиты
ZXF36L01
VARIABLE Q FILTER
DESCRIPTION
APPLICATIONS
The ZXF36L01 is a versatile analog high Q bandpass Many filter applications including: -
filter. The device contains two sections:
Audio bandpass and notch
1 Variable Q bandpass filter.
2 Mixer block.
Micro controlled frequency
Adaptive filtering
The basic filter section requires 2 resistors and 2 Sonar and Ultrasonic Systems
capacitors to set the centre frequency. The filter Instrumentation
operates up to a frequency of 150kHz. Two external
resistors control filter Q Factor. The Q can be varied up
to 50.
FEATURES AND BENEFITS
The mixer is included to extend the frequency range up Centre Frequency up to 700kHz
to 700kHz and to permit the centre frequency to be Tuneable centre frequency
tuned. The local oscillator can be any waveform, Variable Q
making microprocessor control convenient.
Low power
Standby mode for improved battery life
ORDERING INFORMATION
PART NUMBER
PACKAGE
ZXF36L01W24
SO24W
PART
MARK
ZXF36L01
PART NUMBER
CONTAINER INCREMENT
SYSTEM DIAGRAM
ZXF36L01W24TC
ZXF36L01W24
Reel 13”
330mm
Tube
1000
31
ISSUE 3 - JANUARY 2002
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ZXF36L01 Даташит, Описание, Даташиты
ZXF36L01
ABSOLUTE MAXIMUM RATINGS
Voltage on any pin
Operating temperature range
Storage temperature
7.0V (relative to Vss)
0 to 70°C (de-rated for -40 to 85ºC)
-55 to 125°C
ELECTRICAL CHARACTERISTICS
Test Coνditions: Temperature =25°C, VDD = 5.00V, VSS = 0.00V
GENERAL CHARACTERISTICS
Parameter
Operating current
Shutdown current
IIH (PD)
IIL (PD)
Conditions
PD= VDD
PD = VSS
VIH =5V (WRT VSS)
VIL =0V (WRT VSS)
Min.
2.2
-1.0
FILTER CHARACTERISTICS
Max. operating frequency
Q usable range
0.5
Centre frequency temperature
coefficient
Q=30, fo = 1kHz
Note 1
Average Q temperature
coefficient
Q=30, fo = 1kHz
Note 2
Voltage noise
1 – 100 kHz
Input impedance
30
Max. output swing
Output load 10 k
Output sink current
Output source current
MIXER CHARACTERISTICS
Max. operating frequency
Maximum signal input
Maximum Local Oscillator input
Minimum Local Oscillator input
Local Oscillator input Impedance
Typical
3.4
160
Max.
4.5
300
1.0
150
50
10
0.1
20
50
1.6
150
150
700
300
100
5
60
Units
mA
µA
µA
µA
kHz
ppm/°C
% /°C
nV/Hz
k
V pk-pk
µA
µA
kHz
mV pk-pk
mV pk-pk
mV pk-pk
NOTE 1
Centre frequency temperature coefficient is dominated by the external R & C components. On chip drift is
negligable.
Note 2
Average Q temperature coefficient is dominated by the external R components.
ISSUE 3 - JANUARY 2002
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ZXF36L01 Даташит, Описание, Даташиты
ZXF36L01
TYPICAL ELECTRICAL CHARACTERISTICS
Test Coνditions:VDD = 5.00V, VSS = 0.00V
Typical Gain at Fo V Q Factor (Fo = 140 KHz)
50
45
40
Gain at fo describes the peak gain of
the notch pass filter. This gain is
defined by the value of Q Factor.
35
30
25
20
10 20 30 40 50 60 70 80 90 100
Q Factor
Q Factor V Frequency
32
30
28
26
24
22
20
18
16
0 20 40 60 80 100 120 140 160 180 200
Frequency (kHz)
The curve shows Q Factor over
frequency for a fixed loop gain
(Rf/Ri).
Components used: 1/8 watt metal
film resistors (+/- 50 ppm). Ceramic
capacitors (+/- 50 ppm).
ISSUE 3 - JANUARY 2002
3










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ZXF36L01VARIABLE Q FILTERZetex Semiconductors
Zetex Semiconductors

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