Document
NJM2072
SIGNAL LEVEL SENSOR SYSTEM
■ GENERAL DESCRIPTION The NJM2072 is a monolithic integrated circuit designed for signal
level sensor system.The NJM2072 features low power,low voltage operation,and high input sensitivity and is suited for the signal level sensor system for micro cassette,vox for telecommunications.
■ PACKAGE OUTLINE
■ FEATURES ● Operating Voltage ● Low Operating Current ● High Input Sensitivity ● Package Outline ● Bipolar Technology
+0.9 to +7V 0.55mA typ. -36dBV typ. DIP8, DMP8
NJM2072D
■ PIN CONFIGURATION
NJM2072D NJM2072M
PIN FUNCTION 1. INPUT 2. Gain Control 3. Amp.Output 4. GND 5. Capacitor for Recovery time 6. OUT1 7. OUT2 8. V+
■ BLOCK DIAGRAM
NJM2072M
Ver.1.0e2014-0 4-25
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NJM2072
■ ABSOLUTE MAXIMUM RATINGS
PARAMETER Supply Voltage
SYMBOL V+
Power Dissipation
PD
Operating Temperature Range Storage Temperature Range Maximum Input Voltage
Topr Tstg Vimax
■ ELECTRICAL CHARACTERISTICS
RATINGS
8 ( DIP8 ) 500 ( DMP8 ) 300
-40~+85 -40~+125
V+-1
( Ta=25˚C )
UNIT
V
mW
˚C ˚C V
PARAMETER
Operating Voltage Operating Current Input Sensitivity Attack Time ( note1 ) Recovery Time ( note2 ) Output Current at ON ( OUT1 ) Output Current at ON ( OUT2 ) Output Current at OFF ( OUT1 ) Output Current at OFF ( OUT2 ) Input Resistance Charge Current
SYMBOL V+
ICC Vins Tatc Trec I01 on I02 on I01 off I02 off Rin Ichg
TEST CONDITION
Vin=0mVrms,RL=∞ f=1kHz f=1kHz,CR=10μF f=1kHz,CR=10μF Vin=30mVrms,VO=0.3V Vin=0mVrms,VO=0.3V Vin=0mVrms,VO=8V Vin=30mVrms,VO=8V
MIN.
0.9 0.2 -39 1 1 16 1.0
TYP.
0.55 -36
1 2 3 3 20 2.0
( note1 ) Attack Time:Period from putting input signal of more than minimum input sensitive signal to output level change.
( note2 ) Recovery Time:Period from input signal becoming lower than minimum input sensitive signal to output level change.
( Ta=25˚C,V+=3V )
MAX.
UNIT
7V
1.5 mA
-33 dBV
25 mSec
- Sec
- mA
- mA 1 μA 1 μA 24 kΩ 3.0 μA
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■ TYPICAL CHARACTERISTICS
NJM2072
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NJM2072
■ TYPICAL CHARACTERISTICS
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■ TYPICAL APPLICATIONS
NJM2072
Pins 6 and 7 show an open collector.Mount resistor RP shown by the following equation. RP=(V+MIN-0.2)/0.3 (kΩ)
Resistor RP to pin 7 is omissible,if pin 6 only is used.But resister RP to pin 6 should be put when Out2 only is used. V+MIN is minimum supply voltage.
[CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights.
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