tel : 886-2-29162151 fax: 886-2-29174598 url : http://www.princeton.com.tw 4-channel audio processor ic pt2313l pt2313l v 1.6 page 1 revised sept. 1999 princeton technology corp. description pt2313l is a four-channel digital control audio processor utilizing cmos technology. volume, bass, treble and balance, front/rear fader processor are incorporated into a single chip. loudness function and selectable input gain are also provided to build a highly effective electronic audio processor having the highest performance and reliability with the least external components. all functions are programmable using the i 2 c bus. the pin assignments and application circuit are optimized for easy pcb layout and cost saving advantage for audio application. housed in a 28-pin dip/so package, pt2313l is pin-to-pin compatible with tda7313 and is very similar in performance with the later. features ! cmos technology ! least external components ! treble and bass control ! loudness function ! 3 stereo inputs with selectable input gain ! input/output for external noise reduction system/equalizer ! 4 independent speaker controls for fader and balance ! independent mute function ! volume control in 1.25 db/step ! low distortion ! low noise and dc stepping ! controlled by i 2 c bus micro-processor interface ! pin-to-pin compatible with tda7313 applications ! car stereo (audio) ! hi-fi audio system note: purchase of i 2 c component of princeton technology corporation (ptc) conveys a license under philips i 2 c patent right to use these components in any i 2 c system, provided that the system conforms to the i 2 c standard specification defined by philips
tel : 886-2-29162151 fax: 886-2-29174598 url : http://www.princeton.com.tw 4-channel audio processor ic pt2313l pt2313l v 1.6 page 2 revised sept. 1999 princeton technology corp. pin configuration application circuit 13 9 14 10 15 11 note: 1. the resistor ( r ) range = 2.0k ohms to 3.6 k ohms. 2. resistor ( r ) recommended value = 2.4 k ohms pt2313l
tel : 886-2-29162151 fax: 886-2-29174598 url : http://www.princeton.com.tw 4-channel audio processor ic pt2313l pt2313l v 1.6 page 3 revised sept. 1999 princeton technology corp. order information valid part number package type PT2313L-D 28 pins, dip (300 mil) pt2313l 28 pins, so (300 mil)
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