m65849bfp Mitsumi Electronics, Corp., m65849bfp Datasheet
m65849bfp
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m65849bfp Summary of contents
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... DESCRIPTION The M65849BFP is a CMOS IC built-in Digital circuit and mixing amplifiers suitable for adding effects to Mini Stereo, CD-Radio Cassette and TV. This COMS IC can be used dolby surround. FEATURES •Built-in digital delay , mixing amplifiers,input output selector achieve a surround system with a single chip . ...
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... Block Diagram INPUT SEL I(MIC) I(L+R) I(L-R) MIX VOL MCLK µ - COM I/F TEST1 MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR 1/2Vcc MIC OUT SW O(NORMAL) O(L+R) O(L-R) O(ECHOMIX) F.B VOL OUTPUT SEL -1 Vcc TEST OUT ...
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... AD INT IN 15 A/D Integrator Output AD INT OUT GND GND 16 MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR Function I/O Controls builts-in clock generation circuit I with external R Test mode change "H" Normal / "L" Test I (Be sure connect to Vcc at Normal mode) ...
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... Lch Input Lch IN 30 Nonconnect NC 31 Microphone Input MIC IN 32 Mix Volume Input MVOL IN MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR Function I/O I Form Integrator With External Form Low Pass Filter With External C Feedback Volume Input Microphone Output ...
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... MICOUT MIX VOL D10 D11 FEED D12 D13 D14 ADDRESS D15 MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR Block Control Explanation There are 8 kinds of Delay Time which are from 9.2ms to 196.6ms. This is the input selector which selects (CLOCKOFF),(L+R), (L-R) or( MIC) ...
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... Input Selector Control Control Data INPUT SELECTOR D3 D4 I(L+ I(L- I(MIC I(CLKOFF) MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR The Cut Off Frequency of LPF 7.3kHz 3.1kHz Output Selector Control Control Data OUTPUT ...
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... L L -3dB -6dB -9dB -12dB -15dB MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR Feedback volume Control Control Data D11 D12 D13 ...
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... This is the input selector which selects (CLOCKOFF),(L+R),(L-R)or (MIC). •OUTPUT SELECTOR This is the output selector which selects (L+R),(L-R),(ECHOMIX), (NORMAL). •MIC SWITCH This is the ON/OFF switch for the Microphone signal. MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR non - polar non - polar 22 21 ...
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... Rc for current control pin 1 (MCLKCONT). Fully internal clock supply prevents occurrence of undesired radiation without affecting any external circuit. The oscillator frequency fck is following. DC Current Rc MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR D10 D11 D12 D13 D14 D15 ...
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... On •Upon Changing Delay Time Delay Signal Before Change Mode The Mute Time is set by Delay Time as follows. DELAY TIME 9.2 ~ 196.6 ms MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR Mute Time Cancel Mute Delay Signal After Change Mode Mute Time Cancel Mute MUTE TIME Typ ...
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... Surround fc=7.3kHz Echo fc=3.1kHz * The Cut Off Frequency of LPF means the cut off frequency of the each stage (A/D & D/A) and doesn't mean the total cut off frequency. MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR C2 C1 10k pin 10k ...
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... High Input Voltage IH V Low Input Voltage IL fck CLOCK Frequency Thermal Derating 1000 800 600 460 400 200 Ambient Temperature Ta (°C) MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR Conditions Ratings 6.5 50 325 -20 ~ +75 -40 ~ +125 Limits conditions Typ. Min. 4.5 5.0 2 ...
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... Symbol Parameter Icc Total Circuit Current Delay Time Td Voltage Gain Gv Output THD Distortion Maximum Vo max Output Voltage Output No Noise Voltage MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR Conditions Min. No Signal 7.8 13.1 18.3 Refer to 24.5 Delay time Control 41.8 83.6 125.4 167 9.2ms 30kHz LPF 30kHz LPF ...
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... Voltage Gain THD Output Distortion Maximum Vomax Output Voltage Output No Noise Voltage Channel Separation CS Zi Input Impedance MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR Conditions Min VOL Volume max Mix 0 VOL Volume min JIS-A Volume max 30kHz LPF ...
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... NC INPUT SEL I(L+R) I(MIC) I(L-R) MIX VOL MCLK µ-COM I/F TEST1 µ-COM 22 K MITSUBISHI SOUND PROCESSOR ICs M65849BFP SINGLE CHIP SURROUND PROCESSOR 2.2µ 2.2µ 100µ 2.2µ 0.22µ 1/2Vcc MIC OUT SW O(ECHOMIX) O(NORMAL) O(L+R) O(L-R) F.B VOL OUTPUT ...