ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY DESCRIPTION The M65830B is a CMOS IC developed to produce surround effects on TV sets and video disc players.Among the series,it has the highest degree of freedom in the selection of delay time,so it permits fine adjustments when mounted on a set. Outline FEATURES •Selection of delay time in a range between 0.5msec and 32.0msec in 64 increments of 0.5msec •Selection of delay time is controlled by serial data •Built-in A-D, D-A converters,input/output low-pass filter, and 16K bit memory •High sound quality is assured by simple system construction,due to A-D, D-A converters with ADM (Adaptive Delta Modulation) system Output noise voltage : -95dBV (typ) Total harmonic distortion : 0.2% (typ) Outline 24P4 (BP) 2.54mm pitch 600mil DIP (13.0mm X 31.1mm X 3.8mm) RECOMMENDED OPERATING CONDITIONS Supply voltage range VCC,VDD=4.5 to 5.5V Rated supply voltage VCC,VDD=5V Outline 24P2W-A(BFP) 1.27mm pitch 450mil SOP (8.4mm X15.0mm X2.0mm) SYSTEM CONFIGURATION BUFFER Lch In ∑ Lch Out M65830BP / FP *1 MODE SWITCH ∆ + DIGITAL DELAY -1 SLch Out -1 ∑ SRch Out EFFECT VOLUME BUFFER *2 EFFECT SWITCH ∑ Rch In Notes *1 Mode switch : ∆ L-R Stereo input Mode switch : ∑ L+R Monaural input *2 Effect switch ON: Surround output disabled ( 2 loudspeakers ) OFF:Surround output enabled( 4 loudspeakers ) MITSUBISHI ELECTRIC 1 Rch Out ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY Pin Configuration 1 24 Vcc XIN 2 23 LPF1 IN XOUT 3 22 LPF1 OUT REQ 4 21 OP1 OUT SCK 5 DATA 6 IDSW 7 IDFLAG 8 TEST1 9 M65843FP VDD 20 OP1 IN 19 REF 18 CC1 17 CC2 16 OP2 IN TEST2 10 15 OP2 OUT D-GND 11 14 LPF2 IN A-GND 12 13 LPF2 OUT Outline 24P4 (BP) 24P2W-A (BFP) MITSUBISHI ELECTRIC 2 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY BLOCK DIAGRAM LPF1 IN LPF1 OUT OP1 OUT 23 22 21 4.7k OP1 IN CC1 CC2 OP2 IN 20 18 17 16 MOD DEM OP1 LPF1 REF 4.7k OP2 LPF2 OUT IN LPF2 OUT 15 14 13 OP2 LPF2 COMP 19 1/2 Vcc RESET DO0 OSCILLATOR 3 XIN XOUT DO1 DO1 MAIN CONTROL CLOCK AUTO RESET 2 D1 16K-bit SRAM MO MI DELC DELAY TIME CONTROL 4 5 REQ 6 8 7 DATA 9 IDFLAG SCK IDSW 10 11 TEST2 TEST1 12 1 24 A-GND VDD Vcc D-GND Unit Resistance: Ω NC : NO CONNECTION MITSUBISHI ELECTRIC 3 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY PIN DESCRIPTION NO. Symbol Name 1 VDD Digital VDD 2 XIN Oscillator input 3 XOUT Oscillator output 4 5 6 7 REQ SCK DATA IDSW Request Shift clock Serial data ID switch 8 IDFLAG ID flag I/O Function — Supply voltage Connects ceramic filter or inputs an external I clock Connects ceramic filter/ O Set to open when external is used I Input request data from µ -COM I Input shift clock from µ -COM I Input serial data from µ -COM Controls ID code I Outputs pulse at setting function O mode and function mode data TEST1 TEST2 D-GND A-GND LPF2 OUT LPF2 IN OP2 OUT OP2 IN CC2 CC1 REF OP1 IN OP1 OUT LPF1 OUT LPF1 IN VCC Test 1 Test 2 Digital GND Analog GND Lowpass filter2 output Lowpass filter2 input OP-AMP2 output OP-AMP2 input Current control 2 Current control 1 Reference OP-AMP1 input OP-AMP1 output Lowpass filter1 output Lowpass filter1 input Analog VCC — — — — O I O I — — — I O O I — 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 L=normal mode L=normal mode Connects to analog GND at one point Forms low pass filter with external C,R Forms integrator with external C Demodulator ADM control Modulator ADM control 1/2VCC Forms integrator with external C,R Forms low pass filter with external C,R Supply voltage MITSUBISHI ELECTRIC 4 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY ABSOLUTE MAXIMUM RATINGS (Ta=25°C,unless otherwise noted) Symbol Parameter Conditions Vcc Supply voltage Icc Circuit current M65830BP M65830BFP Ratings Units 6.5 V 100 mA 1 0.8 W Pd Power dissipation Topr Operating temperature -20~+75 °C Tstg Storage temperature -40~+125 °C RECOMMENDED OPERATING CONDITIONS Symbol Parameter Conditions Min Limits Typ Max Units Vcc Supply voltage 4.5 5 5.5 V VDD Supply voltage 4.5 5 5.5 V Vcc-VDD Difference voltage -0.3 0 0.3 V fck Clock frequency 1 2 3 MHz VIH High input voltage 0.7VDD — VDD V VIL Low input voltage 0 — 0.3VDD V f sck Serial clock — — 4.0 MHz POWER DISSIPATION Pd (W) THERMAL DERATING (MAXIMUM RATING) 1.2 1.0 0.8 BP BFP 0.6 0.4 0.2 0 25 50 75 100 125 150 AMBIENT TEMPERATURE Ta(°C) MITSUBISHI ELECTRIC 5 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY ELECTRICAL CHARACTERISTICS (Vcc=5V,f=1kHz,Vi=100mV(rms),Ta=25°C,unless otherwise noted) Limits Symbol Parameter Test conditions Min Typ Max Units 16 35 mA 2.5 dB Icc Circuit current No signal Gv Voltage gain RL=47kΩ -3.5 -0.5 Vomax Maximum output voltage THD=10% 0.7 1 THD Total harmonic distortion 30kHz LPF 0.2 1.0 % No Output noise voltage DIN-AUDIO -95 -75 dBV SVRR Supply voltage rejection ∆Vcc=-20dBV,f=100Hz ratio -40 -25 dB Iccs Circuit current (Sleep Mode) 12 30 mA Sleep Mode MITSUBISHI ELECTRIC 6 V(rms) ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY OPERATION 1)DELAY TIME D6 D5 D4 D3 D2 D1 Delay time(ms) L L H L H L H L H L H L H L H L H L H L H L H L H L H L H L H L H 0.5 1.0 1.5 2.0 2.6 3.1 3.6 4.1 4.6 5.1 5.6 6.1 6.7 7.2 7.7 8.2 8.7 9.2 9.7 10.2 10.8 11.3 11.8 12.3 12.8 13.3 13.8 14.3 14.8 15.4 15.9 16.4 L H L L H H L L L H H L H H L L L H L L H H H L L H H H L H MITSUBISHI ELECTRIC 7 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som D6 DIGITAL DELAY D5 D4 D3 D2 D1 Delay time(ms) L L H L H L H L H L H L H L H L H L H L H L H L H L H L H L H L H 16.9 17.4 17.9 18.4 18.9 19.5 20.0 20.5 21.0 21.5 22.0 22.5 23.0 23.6 24.1 24.6 25.1 25.6 26.1 26.6 27.1 27.6 28.2 28.7 29.2 29.7 30.2 30.7 31.2 31.7 32.3 32.8 L H L L H H L L L H H L H H H L L H L L H H H L L H H H L H MITSUBISHI ELECTRIC 8 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY 2) SAMPLING FREQUENCY fs=500kHz (at fck=2MHz) 3) SETTING DELAY TIME REQ SCK SLEEP DATA D1 D2 D3 D4 D5 D6 MUTE ID1 ID2 ID3 ID4 D1~D6 : DELAY TIME ...12-1) ID1~D4 : ID codes Timing Diagram This time chart shows that delay time is set by serial data from µ -COM. DATA signal is latches at the falling edge of SCK signal, and the last twelve data are set at the rising edge of REQ signal when ID codes are satisfied*. * ID1 , ID2 : L ID3 : H ID4 : equal to IDSW Sleep data is H : clock and RAM stop to reduce circuit current (sleep mode) L : normal operation Mute data is H : mute L : not mute MITSUBISHI ELECTRIC 9 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY 4) ID CODE FLAG When ID codes are satisfied, IDFLAG signal is set on high-level at rising of REQ signal, and it is set on low-level at falling of REQ signal. Each time the REQ signal fall the IDFLAG signal outputs function mode data (input from DATA signal) at the rising edge of the SCK signal. REQ SCK DATA function ID codes mode data IDFLAG 5) SYSTEM RESET It is automatic power-on reset, and the reset time is about 120ms. Then delay time is set on 20.0ms. MITSUBISHI ELECTRIC 10 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY REQ,SCK,DATA INPUT TIMING REQ t6 t4 t5 t6 t1 SCK t3 t2 ds DATA Sleep D1 Symbol D2 D3 D4 SCK pulse width ds SCK pulse duty t2 DATA setup time t3 D6 MUTE ID1 ID2 min Parameter t1 D5 typ ID3 ID4 max Units ns 250 50 % 100 t1/2 ns DATA hold time 100 t1/2 ns t4 REQ hold time 100 ns t5 REQ pulse width 100 ns t6 SCK setup time 100 ns MITSUBISHI ELECTRIC 11 ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY TEST METHODS Switch condition No Parameter Symbol Conditions PIN 4 5 SWITCH 6 S7 S24 S30 1 Circuit current Icc No signal * * * # 2 2 2 Voltage gain Gv Gv=20log(Vo/Vi) * * * # 1 1 3 Delay time Td Maximum * * * # 1 1 4 Output voltage Vomax 30kHz L.P.F. THD=10% * * * # 1 1 5 Total harmonic THD 30kHz L.P.F. * * * # 1 1 No DIN AUDIO Vi=0mV(rms) * * * # 1 2 SVRR ∆Vcc=-20dBv,f =100Hz * * * # 1 2 Sleep mode * * * # 1 2 distortion 6 Output noise voltage Supply voltage 7 rejection ratio current 8 Circuit (Sleep mode) Iccs *....Serial Data "L " or "H" #.... 1 or 2 MITSUBISHI ELECTRIC 12 Vcc S30 2 1 A S24 IN 2 50 VCC 24 0.1µ 13 MITSUBISHI ELECTRIC 100p 0.1µ 4 2MHz 1M 100p 4 5 5 DELAY TIME CONTROL OSCILLATOR 3 DELC CLK 2 DO0 MOD 18 6 6 2 1 S07 7 17 0.1µ 8 8 DO1 DEM 0.1µ 4.7k 9 10 MODE CONTROL MODE MI MO 15 OP2 16 13 11 DIG.GND 1µ 2.7k OUT 0.01µ Units : Resistance Ω Capacitance F 12 ANG.GND 16K-bit SRAM LPF2 14 560p 10k 5600p 15k ice Not param e som 1 19 MAIN CONTROL OP1 4.7k 20 47µ 0.068µ 15k L ub a fi P R E; This isicnolitmits are s VDD AUTO RESET 30 0.068µ 21 D1 COMP RESET LPF1 22 560p 15k 15k 23 10k 5600P 1µ 1/2 Vcc 100µ 1 TEST CIRCUIT ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS etr M65830BP/FP DIGITAL DELAY ion. e. A RpY icat chang f i N c I e o t s I M nal ject MITSUBISHI SOUND PROCESSOR ICS L ub a fi P R E; This isicnolitmits are s M65830BP/FP etr ice Not param e som DIGITAL DELAY APPLICATION EXAMPLE 5600p 5600p 1µ 15k + 10k 15k 30 + 47µ 15k 10k *0.068µ *0.1µ *0.1µ 560p 100µ + 0.01µ OUT 560p REF CC1 CC2 OP2 IN OP2OUT LPF2IN LPF2OUT IDSW IDFLAG TEST1 TEST2 D-GND A-GND 13 DATA 14 OP1IN 15 SCK 16 OP1OUT 17 REQ 18 LPF1OUT 19 XOUT 20 LPF1IN 21 XIN 22 Vcc 5V 23 VDD 24 1µ 2.7k 15k *0.068µ + IN 1 2 3 4 5 6 7 8 9 10 11 12 1M 0.1µ 100p 2MHz 100p Units Resistance : Ω Capacitance : F microcomputer CERAMICRESONATOR (CSA 2.00MG) MANUFACTURED BY MURATA MFG CO. LTD. The relative precision of capacitors marked with a * should be within ±5% MITSUBISHI ELECTRIC 14