yss915-m ETC-unknow, yss915-m Datasheet
yss915-m
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yss915-m Summary of contents
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... Microprocessor interface : Serial four line system Through-mode : Digital input is outputted without any processing (Correspond with kHz 24 bit DVD format) [ Others ] Pin/register upper compatible with YSS903 (KP2V) Sampling frequency : 32, 37.8, 44.1, 48 kHz or correspond with 96 kHz through-mode. Package : 28 pin SOP ( YSS915-M ) (KP2V2) YSS915 CATALOG CATALOG No:LSI-4SS915A3 2002.12 ...
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... Zero level detection function has been added for digital audio output. YSS915 outputs “0” at the pin “ZERO” when an audio input has been zero for a certain period. This signal can be used to improve S/N ratio by muting the output of external DAC. ...
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... YSS915 PIN CONFIGURATION DI BCI DO L/R DVDD BCO DVSS1 AVDD PLLC AVSS ADC1 ADC2 VREF MICIN < 28pin SOP Top View > 28 SDSY 27 CDO 26 CDI 25 /SCK 24 / XISEL/ZERO DVSS2 21 20 DEPI 19 DVDD2 18 / AOR 16 15 ...
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... Switches master clock rate/ZERO output Test input terminal /P0 output I Microcomputer interface input I Microcomputer interface input I Microcomputer interface input Microcomputer interface output Serial data Digital audio input YSS915 Function Serial data Bit clock Serial data Word clock Bit clock Chip select Serial clock Serial data ...
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... YSS915 BLOCK DIAGRAM This LSI has two input channels (L and R) and two output channels (L and R) for digital audio interface. It also has a one bit Delta-Sigma type AD converter 1 channel (microphone) that performs Delta-Sigma modulation at its analog block, and decimation/interpolation of 128 times at its DSP. ...
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... This LSI requires initial clear at power on. The initial clear is performed by inputting "L" to /IC terminal. /IC 6 XI, XISEL, PLLC XI input frequency 384fs 256fs 8.192 MHz 9.6768 MHz 11.2896 MHz 12.288 MHz PLLC 2msec min YSS915 Available mode (See Note.) Note ; KP2 standard mode KP2V extended mode ...
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... YSS915 3. Analog audio interface This LSI has a one channel (MIC input) of Delta-Sigma type A/D converter, thus requiring the external circuits as described below. The output of AOL and AOR can be used as a direct signal from the microphone because the volume of the signal is controlled as analog signal which is outputted from AOL and AOR. ...
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... Lch OPR BCI BCO [5] - 64fs 1 32-96fs 64fs 0 64fs 0 48fs BCI 64fs 0 YSS915 ...
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... YSS915 Format4 This format is used to interface with the A/D converter which outputs data MSB justified. Connect BCO pin of this LSI to the bit clock input pin of the A/D converter, L/R pin to LR clock input pin of the converter, and DI pin to data output pin of the converter. BCO outputs 64 fs without regarding to the value of DAR[3:2]. ...
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... This function is valid when MDR[1]($1C) is ‘H’. When MDR[1]($1C) is ‘L’, this pin always outputs ‘L’ like YSS903 does. 10 /CS, /SCK, CDI, CDO, DEPI Data Read data YSS915 Address of register Data High-impedance ...
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... YSS915 REGISTERS This LSI is controlled by setting data into the registers. The address, name and function of each register is outlined as follows. Address Name $00 OPR $01 KSR $02 VCR $03 TMR $04 DAR $05 TCR $06 RVR $07 KER $08 PHC $10 MLR $1C MDR $20 C00 $3F C1F Controllable and uncontrollable registers (bits) vary according to the following modes. ...
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... SDSY and DI) are used.) Selecting sampling frequency 37.8kHz 44.1kHz 32.0kHz 48.0kHz 7 Note ; The frequencies 32.0 kHz and 48.0 kHz are valid in KP2V extension mode. 16 Function YSS915 Controllable Default mode ...
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... YSS915 KSR($01) : Control of key and surround 2) - bit 0 1 Amount of key shift for audio signal key control 2 (This function is valid on Karaoke program. For the correspondence between 3 the setting value for key control and the amount of key shift, refer to the table 4 below.) Selecting a type of surround (wide surround) for Karaoke program type of 5 surround (initial reflected sound) for movie or music program ...
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... Fade time = 1024/fs (sec) when TMR=00h 3 4 1048576/fs/TMR (sec) when TMR=other than 00h Function Function Fade time for input fader and voice cancel Note ; fs = sampling frequency YSS915 (valid for Karaoke program) Default (valid for Karaoke program) ...
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... YSS915 DAR($04) : Control of digital audio I/O format 5) - bit Selecting digital audio output data word length bits bits bits bits This function is valid when bit 5 of OPR($00 When this bit = 1, the digital audio output synchronizes with internal clock (64 fs). ...
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... F -4dB -4dB E -6dB -6dB D -8dB -8dB C -10dB -10dB B Inhibited Inhibited A Inhibited Inhibited 9 Inhibited 8 Inhibited YSS915 Controllable Default mode Controllable Default mode RVR Level of bit ...
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... YSS915 KER($07) : Control of Key for microphone 8) - bit 0 Amount of key shift for controlling microphone key at L channel 1 (This function is valid on Karaoke program. For the correspondence between 2 the setting value and the amount of key shift, refer to the table below Amount of key shift for controlling microphone key at R channel 5 (This function is valid on Karaoke program ...
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... Unused Switching KP2 standard mode/KP2V extended mode KP2 standard mode 1 = KP2V extended mode 7 Unused (Set "0" here.) 22 (valid for Karaoke program) Function Detected microphone level ( unsigned binary of 8bits ) Function YSS915 Controllable Default mode Controllable Default ...
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... YSS915 C**($20 to $3F) : Coefficient registers (Controlling volume and delay) 12) - bit 7 bit C7-C0:Sets volume coefficient or delay coefficient For the addresses of the registers their functions for Karaoke and movie & music programs, refer to the following table and flow chart described in "OPERATIONS" section. ...
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... Function C15 bit Level Level 7 -18.0dB -1.5dB 0D -19.5dB -3.0dB 0E -21.0dB -4.5dB 0F -22.5dB -6.0dB 10 -24.0dB -7.5dB 11 -25.5dB -9.0dB 12 -27.0dB 13 -28.5dB 14 -30.0dB 15 -31.5dB 16 -33.0dB 17 -34.5dB YSS915 Controllable mode - bit Level 7-0 18 -36 ...
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... YSS915 Relation between setting value of coefficient registers ($20 to $3F), and volume level and delay time N N=0 However, when the bit 4 of the Reverb echo ON(RVR($06) is "1" necessary to meet with N [ms] N N=0 N [ms] ...
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... 1.6mA = Code Condition V (See Note (See Note 3) OA THD+N (See Note 5 (See Note 4,5,6 ) -60 dB THD+N (See Note 6 (See Note 4,6,7 ) -60 dB YSS915 Unit Typical Maximum Unit 5.00 5.25 V 5.00 5. 5.0 +/- 0.25 V) Typical Maximum 80 2.0 3.5 0.8 ...
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... YSS915 5. AC characteristics (Conditions : Item XI Input frequency XI Duty factor BCI Frequency BCI On/off time Transition time DI, SDSY Setup time Hold time DO, L/R Access time /CS Setup time /SCK On/off time /CS, /SCK Transition time CDI Setup time Hold time Access time CDO ...
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... BCI DI,SDSY BCO DO,L/R 2.0V /CS 0.8V /SCK CDI CDO DVDD /IC 28 tBO tBT 2.0V tBO 0.8V tDS 2.0V 0.8V 0.4V tD VDD-1.0V 0.4V tCT tCS tCT tSO tSO 0.8V tSS tSH 2.0V 0.8V tCD 4.75V tIX 0.8V YSS915 tBT tDH tCT tCS tCT 2.0V tIL 0.8V 0.8V ...
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... Normal mode means that it can apply the sound effect using internal DSP function and the sampling frequency is between 32kHz and 48kHz in this mode. Through-mode means that the digital input data fed to YSS915 is bypassed to digital output pin without processing by DSP and the sampling frequency is 64kHz to 96kHz. ...
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... EXTERNAL DIMENSIONS 18.10 0. 0.40 0.10 P-1.27TYP LEAD THICKNESS 0.15 0.10 The figure in the parenthesis ( ) should be used as a reference. UNIT C-PK28MP-1 2.60 0. YSS915 0-10 ...
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... YSS915 Memo 31 ...
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... IMPORTANT NOTICE DESCRIBED HEREIN ARE Address inquiries to: Semiconductor Sales & Marketing Department Head Office Tokyo Office Osaka Office YSS915 MERELY TO INDICATE 203, Matsunokijima, Toyooka-mura Iwata-gun, Shizuoka-ken, 438-0192, Japan Tel. +81-539-62-4918 Fax. +81-539-62-5054 2-17-11, Takanawa, Minato-ku, Tokyo, 108-8568, Japan Tel. +81-3-5488-5431 Fax ...