SAA7345GP Philips Semiconductors, SAA7345GP Datasheet

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SAA7345GP

Manufacturer Part Number
SAA7345GP
Description
CMOS digital decoding IC with RAM for compact disc
Manufacturer
Philips Semiconductors
Datasheet

Specifications of SAA7345GP

Case
QFP
Product specification
Supersedes data of 1996 Jan 09
File under Integrated Circuits, IC01
DATA SHEET
SAA7345
CMOS digital decoding IC with
RAM for Compact Disc
INTEGRATED CIRCUITS
1998 Feb 16

Related parts for SAA7345GP

SAA7345GP Summary of contents

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DATA SHEET SAA7345 CMOS digital decoding IC with RAM for Compact Disc Product specification Supersedes data of 1996 Jan 09 File under Integrated Circuits, IC01 INTEGRATED CIRCUITS 1998 Feb 16 ...

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... T storage temperature stg ORDERING INFORMATION TYPE NUMBER NAME SAA7345GP QFP44 plastic quad flat package; 44 leads (lead length 2.35 mm); body 14 1998 Feb 16 GENERAL DESCRIPTION The SAA7345 incorporates the CD signal processing functions of decoding and digital filtering. The device is equipped with on-board SRAM and includes additional features to reduce the processing required in the analog domain ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc BLOCK DIAGRAM V DDA 11 HFIN 8 HFREF 9 PLL FRONT- ISLICE 7 END IREF 10 TEST1 6 TEST2 5 13 CRIN CROUT 14 CL11 1 TIMING CLA 29 CL16 MICRO CONTROLLER INTERFACE RAB 32 PORE 28 1998 Feb 16 V DD1 V SS1 V SSA 12 15 ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc PINNING SYMBOL PIN CL11 1 11.2896 or 5.6448 MHz clock output (3-state); (divide-by-3) DOBM 2 bi-phase mark output (externally buffered; 3-state versatile input pin V2 4 versatile input pin TEST2 5 test input; this pin should be tied LOW ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc CL11 DOBM V1 V2 TEST2 TEST1 ISLICE HFIN HFREF IREF V DDA 1998 Feb 16 Pins (inclusive) have no internal connection SAA7345 Fig.2 Pin configuration. 5 Product specification SAA7345 33 CFLG 32 RAB CLA 28 PORE 27 KILL 26 V3 ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc 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 coincidence counter which is used to detect the coincidence of successive syncs. It generates a Sync coincidence signal if 2 syncs are 588 1 EFM clocks apart ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc O THER SUBCODE CHANNELS Data of the other subcode channels (Q-to-W) may be read via the V4 pin if the versatile pins interface register (address 1101) is set to XX01. The format is similar to RS232. The subcode sync word is formed by a pause of 200 s minimum ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc W SAA7345; RITING DATA TO REPEAT MODE The same command can be repeated several times (e.g. for fade function) by applying extra RAB pulses as shown in Fig.6. RAB (microcontroller) CL (microcontroller) DA (microcontroller) DA (SAA7345) Note that CL must stay HIGH between RAB pulses. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc RAB (microcontroller) CL (microcontroller) DA (microcontroller) DA (SAA7345 EADING CHANNEL SUBCODE FROM To read Q-channel subcode from SAA7345, the SUBQREADY-I signal should be selected as status signal. The subcode read timing is shown in Fig.8. Read subcode operation sequence Monitor SUBQREADY-I status signal ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc B SUBQREADY-I EHAVIOUR OF THE When the CRC of the Q-channel word is good, and no subcode is being read, the SUBQREADY-I signal will react as shown in Fig.9. When the CRC is good and subcode is being read, the timing in Fig.10 applies. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc MICROCONTROLLER Fig.11 SAA7345 microcontroller interface application diagram. Table 2 Command registers. The ‘INITIAL’ column shows the power-on reset state REGISTER ADDRESS Fade and Attenuation Motor mode Status control 1998 Feb 16 TDA1301 ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc REGISTER ADDRESS DAC output Motor gain Motor bandwidth Motor output configuration 1998 Feb 16 DATA CD-ROM mode EIAJ; CD-ROM mode mode mode mode EIAJ; 16-bit EIAJ; 16-bit EIAJ; 16-bit EIAJ; 18-bit EIAJ ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc REGISTER ADDRESS PLL loop filter bandwidth PLL loop filter equalization EBU output Speed control Versatile pins interface 1998 Feb 16 DATA Loop BW (Hz 1640 3279 6560 1640 3279 6560 1640 3279 6560 ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc REGISTER ADDRESS Versatile pins interface Note 1. Standby modes = CL, DA and RAB; normal operation. a) MISC, SCLK, WCLK, DATA, CL11 and DOBM; 3-state. b) CRIN, CROUT, CL16 and CLA; normal operation. c) V1, V2, V3, V4 and V5; normal operation. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc Table 3 Digital filter passband characteristics PASSBAND kHz kHz Table 4 Digital filter stopband characteristics. STOPBAND 24 kHz kHz kHz kHz kHz 68 kHz kHz 20 magnitude (dB ONCEALMENT A 1-sample linear interpolator becomes active if a single sample is flagged as erroneous but cannot be corrected. The erroneous sample is replaced by a level midway between the preceding and following samples ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc Interpolation UTE TTENUATION AND ADE A digital level controller is present on the SAA7345 which performs the functions of soft mute, attenuation and fade. Mute and Attenuation Soft mute is activated by sending the Mute command to the fade control register (address 0000, data X000). The ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc Table 5 DAC interface formats DAC CONTROL MODE REGISTER DATA FREQUENCY Note disc speed. 2. EIAJ is the abbreviation for: Electronic Industries Associated of Japan. 1998 Feb 16 SAMPLE BITS SCLK (MHz 2.1168 2.1168 2.1168 2.1168 ...

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Acrobat reader. white to force landscape pages to be ... SCLK DATA 0 15 LEFT CHANNEL DATA (WCLK NORMAL POLARITY) WCLK MISC LSB VALID ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc EBU interface The biphase-mark digital output signal at pin DOBM is in accordance with the format defined by the “IEC 958 ” specification. Three different modes can be selected via the EBU output control register (address 1010). ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc C HANNEL STATUS The channel status bit is the same for left and right words. Therefore a block of 384 words contains 192 channel status bits. The category code is always CD. The bit assignment is shown in Table 8. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc MOTO1 22 k MOTO1 PWM , 2- MODE LINE In the PWM mode the motor acceleration signal is put in pulse-width modulation form on the MOTO1 output and the motor braking signal is pulse-width modulated on the MOTO2 output. Figure 17 shows the timing and Fig.18 a typical application diagram. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc PWM , 4- MODE LINE Using two extra outputs from the Versatile Pins Interface possible to use the SAA7345 with a 4-input motor bridge. Figure 19 shows the timing and Fig.20 a typical application diagram. MOTO1 MOTO2 ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc 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 Start mode 1 Disc is accelerated by applying a positive voltage to the spindle motor. No decisions are involved and the PLL is reset ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc Versatile pins interface The SAA7345 has five pins that can be reconfigured for different applications as shown in Table 10. Table 10 Versatile pins SYMBOL PIN 1998 Feb Fig.21 Motor servo mode diagram. CONTROL CONTROL TYPE ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc 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 is updated every frame (7.35 kHz). handbook, full pagewidth CFLG Table 11 Meaning of fl ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER V supply voltage DD V maximum input voltage I(max) V output voltage O I output current (continuous operating ambient temperature amb T storage temperature ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc SYMBOL PARAMETER Digital inputs PORE, V1 and V2 V switching threshold voltage rising thr V switching threshold voltage falling thf V hysteresis voltage hys R input pull-up resistance PU C input capacitance I t reset pulse width rw Digital outputs CL16 and CLA ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc SYMBOL PARAMETER 3-state outputs MISC, SCLK, WCLK, DATA and CL11 V LOW level output voltage OL V HIGH level output voltage OH C load capacitance L t output rise time r t output fall time f I 3-state leakage current ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc SYMBOL PARAMETER timing C SCLK (see Fig.23) LOCK OUTPUT t output clock period cy t clock HIGH time H t clock LOW time L t set-up time su t hold time timing (double speed) C SCLK (see Fig.23) ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc SYMBOL PARAMETER Microcontroller interface timing (see Figs 24 and 25 RAB NPUTS AND t input LOW time L t input HIGH time H t rise time r t fall time f R EAD MODE t delay time RAB to DA valid ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc t r RAB t dRD CL DA (SAA7345) high impedance RAB CL t suD DA (microcontroller) 1998 Feb – 0 0.8 V Fig.24 Microcontroller timing; READ mode suCR – dWZ hD V – 0 high impedance 0.8 V Fig.25 Microcontroller timing; WRITE mode. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc APPLICATION INFORMATION 1998 Feb 16 33.8688 MHz 100 (3rd overtone) 3.3 k CRYSTAL 16.9344 MHz CRYSTAL 33.8688 100 CERAMIC k GENERATOR Fig.26 Application circuits for crystal oscillator. 32 Product specification CRIN CROUT 2 DDA V SSA ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc C12 4 ( MHz clock output to DOBM transformer 2 100 nF HFIN C1 2 4.7 F (63 V) (1) Diagram is for application. For 3.4 V applications an additional resistor of 150 k should be added between IREF (pin 10) and ground. (2) For crystal oscillator circuit see Fig.26. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc PACKAGE OUTLINE QFP44: plastic quad flat package; 44 leads (lead length 2.35 mm); body 2 pin 1 index DIMENSIONS (mm are the original dimensions) A UNIT max. 0.25 2.3 mm 2.60 0.25 0.05 2.1 Note 1. Plastic or metal protrusions of 0.25 mm maximum per side are not included. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc SOLDERING Introduction There is no soldering method that is ideal for all IC packages. Wave soldering is often preferred when through-hole and surface mounted components are mixed on one printed-circuit board. However, wave soldering is not always suitable for surface mounted ICs, or for printed-circuits with high population densities ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc 1998 Feb 16 NOTES 37 Product specification SAA7345 ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc 1998 Feb 16 NOTES 38 Product specification SAA7345 ...

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... Philips Semiconductors CMOS digital decoding IC with RAM for Compact Disc 1998 Feb 16 NOTES 39 Product specification SAA7345 ...

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... Tel. +46 8 632 2000, Fax. +46 8 632 2745 Switzerland: Allmendstrasse 140, CH-8027 ZÜRICH, Tel. +41 1 488 2686, Fax. +41 1 488 3263 Taiwan: Philips Semiconductors, 6F, No. 96, Chien Kuo N. Rd., Sec. 1, TAIPEI, Taiwan Tel. +886 2 2134 2865, Fax. +886 2 2134 2874 Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd., 209/2 Sanpavuth-Bangna Road Prakanong, BANGKOK 10260, Tel ...

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