m65831a Mitsumi Electronics, Corp., m65831a Datasheet
m65831a
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m65831a Summary of contents
Page 1
... The IC has the largest memory among the digital delay series. As it’s design is aimed at high performance best suited to provide radio cassette tape recorders and miniature unit audio system with quality echo function. Being pin compatible with the M65830CP / FP and M65843AP / FP, the M65831AP / FP is suitable for upgrading the series. FEATURES • ...
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... Pin Configuration XIN 2 XOUT 3 D1/REQ 4 D2/SCK 5 D3/DATA 6 D4/IDSW 7 TEST 8 EASY/µ -COM 9 SLEEP 10 D-GND 11 A-GND 12 MITSUBISHI SOUND PROCESSOR IC M65831AP/FP Vcc 24 LPF1 IN 23 LPF1 OUT 22 OP1 OUT 21 OP1 IN 20 REF 19 CC1 18 CC2 17 OP2 IN 16 OP2 OUT 15 LPF2 LPF2 OUT MITSUBISHI ELECTRIC ...
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... OUT OUT LPF1 COMP 19 REF 1/2 Vcc D1 RESET CLOCK AUTO RESET OSCILLATOR 2 3 XIN XOUT MITSUBISHI SOUND PROCESSOR IC M65831AP/FP DIGITAL ECHO (DIGITAL DELAY) OP1 IN CC2 CC1 4.7k MOD DEM OP1 DO0 DO1 MAIN CONTROL DELC DELAY TIME CONTROL ...
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... OP-AMP1 output 21 22 Low pass filter1 output LPF1 OUT 23 LPF1 IN Low pass filter1 input 24 Analog MITSUBISHI SOUND PROCESSOR IC M65831AP/FP Name I/O Supply voltage Connects to 2MHz ceramic filter Easy mode:inputs D1 data I µ -COM mode:inputs request data Easy mode:inputs D2 data I µ -COM mode:inputs shift clock ...
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... AMBIENT TEMPERATURE Ta (°C ) RECOMMENDED OPERATING CONDITIONS Parameter Symbol Supply voltage Vcc V Supply voltage DD Vcc-V Difference voltage DD fck Clock frequency V High input voltage IH V Low input voltage IL MITSUBISHI SOUND PROCESSOR IC M65831AP/FP Conditions THERMAL DERATING (MAXIMUM RATING) AP AFP 100 125 Conditions Min 4.5 4.5 -0 ...
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... Maximum output voltage THD Output distortion No Output noise voltage Supply voltage rejection SVRR ratio TMUTE Mute time Circuit current Iccs (Sleep mode) MITSUBISHI SOUND PROCESSOR IC M65831AP/FP Test conditions Min No signal RL=47k -3.5 0.7 THD=10% fs=500kHz 30kHz LPF fs=250kHz DIN-AUDIO (fs=250kHz) Vcc=-20dBV,f=100Hz ...
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... DIGITAL ECHO (DIGITAL DELAY) OPERATION 1) DELAY TIME fs=sampling frequency(kHz) Td=delay time(msec) MITSUBISHI SOUND PROCESSOR IC M65831AP/ 500 250 MITSUBISHI ELECTRIC 12.3 24.6 36.9 49.2 61.4 73.7 86.0 98.3 110.6 122.9 135.2 147.5 159 ...
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... This Timing chart shows that delay time is set by serial data from DATA signal is latched at the falling edge of SCK signal,the last ten data are set at the rising edge of REQ signal when ID codes are satisfied. MITSUBISHI SOUND PROCESSOR IC M65831AP/FP DIGITAL ECHO (DIGITAL DELAY) cf 11-1) cf 11-5) ...
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... D1 D2 SLEEP Symbol Parameter SCK pulse width t1 SCK pulse duty ds DATA setup time t2 t3 DATA hold time REQ hold time t4 REQ pulse width t5 MITSUBISHI SOUND PROCESSOR IC M65831AP/ ID1 ID2 ID3 MUTE min typ 250 50 t1/2 100 t1/2 100 100 250 MITSUBISHI ELECTRIC ...
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... MUTE=H:mute MUTE=L:automatic mute AUTOMATIC MUTE (a) UPON CHANGING DELAY TIME (b) UPON CANCELLING SLEEP MODE 120msec POWER ON MITSUBISHI SOUND PROCESSOR IC M65831AP/FP DELAY SIGNAL BEFORE CHANGE MODE MUTE TIME MUTE TIME CANCEL SLEEP MODE MUTE TIME (c) UPON POWER-ON MITSUBISHI ...
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... DIGITAL ECHO (DIGITAL DELAY) 5) SLEEP MODE SLEEP data is H:clock and RAM stop to reduce circuit current (SLEEP mode) L:normal operation 6) SYSTEM RESET Automatically reset power-on. The reset time is about 120msec. Delay time is set at 147.5msec. MITSUBISHI SOUND PROCESSOR IC M65831AP/FP MITSUBISHI ELECTRIC 11 S ...
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... MITSUBISHI SOUND PROCESSOR IC DIGITAL ECHO (DIGITAL DELAY) TEST CIRCUIT MITSUBISHI ELECTRIC 12 M65831AP/FP S ...
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... Output voltage 4 (max) 250kHz Total harmonic 500kHz 5 distortion 250kHz Output noise 6 250kHz voltage Supply voltage 7 rejection ratio 8 Mute time MITSUBISHI SOUND PROCESSOR IC M65831AP/ Symbol Icc Gv1 Gv2 ...
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... SETTING DELAY TIME 1µ 30k 3k 0.01µ non-porlar 0.1µ 47µ 0.1µ 0.1µ 100p µ -COM MITSUBISHI ELECTRIC 14 M65831AP/FP 5600p 15k 0.1µ 15k 2.7k 1µ 10k 30 560p 5600p 15k 0.1µ 15k 2.7k 1µ 10k 30 560p 16 ...