NJM2072 SIGNAL LEVEL SENSOR SYSTEM ■ GENERAL DESCRIPTION ■ PACKAGE OUTLINE 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. ■ FEATURES ● Operating Voltage ● Low Operating Current ● High Input Sensitivity ● Package Outline ● Bipolar Technology NJM2072D NJM2072M +0.9 to +7V 0.55mA typ. -36dBV typ. DIP8, DMP8 ■ 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 Ver.1.0e2014-0 4-25 -1- NJM2072 ■ ABSOLUTE MAXIMUM RATINGS ( Ta=25˚C ) PARAMETER SYMBOL + Supply Voltage V Power Dissipation PD Operating Temperature Range Storage Temperature Range Maximum Input Voltage Topr Tstg Vimax RATINGS UNIT 8 ( DIP8 ) 500 ( DMP8 ) 300 -40~+85 -40~+125 + V -1 V mW ˚C ˚C V ■ ELECTRICAL CHARACTERISTICS ( Ta=25˚C,V+=3V ) 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 ( 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. -2- TYP. 0.55 -36 1 2 3 3 20 2.0 MAX. 7 1.5 -33 25 1 1 24 3.0 UNIT V mA dBV mSec Sec mA mA μA μA kΩ μA NJM2072 ■ TYPICAL CHARACTERISTICS -3- NJM2072 ■ TYPICAL CHARACTERISTICS -4- NJM2072 ■ TYPICAL APPLICATIONS 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. -5-