Page 3 - BLOCK DIAGRAM
1998 Feb 16 3 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 BLOCK DIAGRAM Fig.1 Block diagram. MGA371 - 2 CFLG RAB CL DA CLA PORE KILL V3 V4 V5 MOTO2 CL11 IREF DOBM V1 V2 TEST2 TEST1 ISLICE HFIN HFREF V DDA SAA7345 MOTO1 CRIN VDD1 VSS1 CL16 MI...
Page 6 - RAME SYNC PROTECTION; Data Slicer and Clock Regenerator; CHANNEL PROCESSING
1998 Feb 16 6 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 FUNCTIONAL DESCRIPTION Demodulator F RAME SYNC PROTECTION This circuit will detect the frame synchronization signals.Two synchronization counters are used in the SAA7345: 1. The coinc...
Page 7 - THER SUBCODE CHANNELS; s minimum. Each subcode byte; Microcontroller interface; RITING DATA TO; Write operation sequence; Fig.4 Subcode format and timing at V4 pin.
1998 Feb 16 7 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 O THER SUBCODE CHANNELS Data of the other subcode channels (Q-to-W) may be readvia the V4 pin if the versatile pins interface register(address 1101) is set to XX01. The format is simi...
Page 8 - Table 1 Internal status signals.
1998 Feb 16 8 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 W RITING DATA TO SAA7345; REPEAT MODE The same command can be repeated several times (e.g. for fade function) by applying extra RAB pulses as shown inFig.6. R EADING STATUS INFORMATIO...
Page 9 - EADING; Read subcode operation sequence; EAK DETECTOR OUTPUT
1998 Feb 16 9 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 R EADING Q- CHANNEL SUBCODE FROM SAA7345 To read Q-channel subcode from SAA7345, the SUBQREADY-I signal should be selected as status signal. The subcoderead timing is shown in Fig.8. ...
Page 15 - ONCEALMENT
1998 Feb 16 15 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 Table 3 Digital filter passband characteristics Table 4 Digital filter stopband characteristics. C ONCEALMENT A 1-sample linear interpolator becomes active if a single sample is flag...
Page 16 - Mute and Attenuation
1998 Feb 16 16 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 Fig.13 Concealment mechanism. Interpolation Hold Interpolation MGA372 OK Error OK Error Error Error OK OK M UTE , A TTENUATION AND F ADE A digital level controller is present on the ...
Page 18 - CMOS digital decoding IC with RAM for
1998 Feb 16 18 Philips Semiconductors Product specification CMOS digital decoding IC with RAM for Compact Disc SAA7345 This text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here in _ white to force landscape pages...
Page 21 - MODE; Fig.16 Motor pulse density application diagrams.; Accelerate
1998 Feb 16 21 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 PWM MODE , 2- LINE In the PWM mode the motor acceleration signal is put in pulse-width modulation form on the MOTO1 output and themotor braking signal is pulse-width modulated on the...
Page 22 - CDV
1998 Feb 16 22 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 PWM MODE , 4- LINE Using two extra outputs from the Versatile Pins Interface, it is possible to use the SAA7345 with a 4-input motor bridge. Figure 19 shows the timing and Fig.20 a t...
Page 23 - PERATION MODES; Table 9 Operation modes.; OWER LIMIT
1998 Feb 16 23 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 O PERATION MODES The motor servo has the operation modes as shown in Table 9 and is controlled by the motor mode register(address 0001). Table 9 Operation modes. MODE DESCRIPTION Sta...
Page 25 - BSOLUTE TIME SYNC; Double speed mode
1998 Feb 16 25 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 Flags Output (CFLG) (open drain output) A 1-bit flag signal is available at the CFLG pin. This signal shows the status of the error corrector and interpolator and isupdated every fra...
Page 29 - S timing; SYMBOL
1998 Feb 16 29 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 I 2 S timing C LOCK OUTPUT SCLK (see Fig.23) t cy output clock period sample rate = f s − 472.4 − ns sample rate = 2f s − 236.2 − ns sample rate = 4f s − 118.1 − ns t H clock HIGH ti...
Page 32 - APPLICATION INFORMATION; Fig.26 Application circuits for crystal oscillator.
1998 Feb 16 32 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 APPLICATION INFORMATION Fig.26 Application circuits for crystal oscillator. 3.3 µ H 100 k Ω 1 nF 10 pF 10 pF CRIN CROUT 33.8688 MHz (3rd overtone) CRYSTAL 2.2k Ω 2.2k Ω 2.2k Ω 100k Ω...
Page 34 - PACKAGE OUTLINE
1998 Feb 16 34 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 PACKAGE OUTLINE UNIT A 1 A 2 A 3 b p c E (1) e H E L L p Z y w v θ REFERENCES OUTLINE VERSION EUROPEAN PROJECTION ISSUE DATE IEC JEDEC EIAJ mm 0.250.05 2.32.1 0.25 0.500.35 0.250.14 ...
Page 35 - “IC Package Databook”; Maximum permissible solder temperature is 260
1998 Feb 16 35 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 SOLDERING Introduction There is no soldering method that is ideal for all ICpackages. Wave soldering is often preferred whenthrough-hole and surface mounted components are mixedon on...
Page 37 - NOTES
1998 Feb 16 37 Philips Semiconductors Product specification CMOS digital decoding IC with RAM forCompact Disc SAA7345 NOTES
Page 40 - Philips Semiconductors – a worldwide company; Printed in The Netherlands
Internet: http://www.semiconductors.philips.com Philips Semiconductors – a worldwide company © Philips Electronics N.V. 1998 SCA57 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this docum...