NJM2521 3-INPUT 1-OUTPUT AUDIO SWITCH GENERAL DESCRIPTION PACKAGE OUTLINE The NJM2521 is 58k input impedance 3-input 1-output audio switch. It contains two bias-type inputs and one buffer-type output. FEATURES Operating Voltage Crosstalk Input Impedance 3-Input,1-Output Bipolar Technology Package Outline ( +4.75V~+13V ) ( -70dB typ. ) ( 58k typ. ) DIP8,DMP8,SSOP8 NJM2521D NJM2521M NJM2521V PIN CONFIGURATION PIN FUNCTION 1. Vin1 2. SW1 3. Vin2 4. SW2 5. Vin3 + 6. V 7. Vout 8. GND NJM2521D NJM2521M NJM2521V Ver.2003-09-12 -1- NJM2521 ABSOLUTE MAXIMUM RATINGS ( Ta=25C ) PARAMETER Supply Voltage SYMBOL + V Power Dissipation PD Operating Temperature Range Storage Temperature Range Topr Tstg RATINGS +15 ( DIP8 ) 500 ( DMP8 ) 300 ( SSOP8 ) 250 -20~+75 -40~+125 UNIT V mW C C ELECTRICAL CHARACTERISTICS ( V+=5V,Ta=25C ) PARAMETER Operating Voltage Operating Current Frequency Characteristics Voltage Gain Total Harmonic Distortion Output Offset Voltage Switching Voltage Input Impedance Output Impedance SYMBOL + V ICC Gf GV THD Voff VCH VCL RI RO TEST CONDITIONS VIN=2VP-P,VO=10MHz / 100kHz VIN=2VP-P,100kHz VIN=2.5VP-P,1kHz INPUT CONTROL SIGNAL-OUTPUT SIGNAL SW1 L H L/H SW2 L L H MIN. +4.75 -1.0 -0.5 -35 2.4 - TYP. 11.0 0 0 0.03 0 58 10 MAX. +13.0 14.5 +1.0 +0.5 +35 0.8 - UNIT V mA dB dB % mV V V k TEST CIRCUIT OUTPUT SIGNAL VIN1 VIN2 VIN3 APPLICATION Oscillation Prevention on light loading conditions Recommended under circuit [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. -2- Ver.2003-09-12