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Philips SAA7345 1998 Feb 16 31, Fig.24 Microcontroller timing; READ mode., Fig.25 Microcontroller timing; WRITE mode.

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1998 Feb 16 31

Philips Semiconductors Product speciﬁcation

CMOS digital decoding IC with RAM for

Compact Disc SAA7345

Fig.24 Microcontroller timing; READ mode.

DA (SAA7345)

RAB

V – 0.8 V

0.8 V

trtf

V – 0.8 V

0.8 V

V – 0.8 V

0.8 V

tpd

tdRD

tdRZ

high impedance

MGA377 - 1

Fig.25 Microcontroller timing; WRITE mode.

RAB

V – 0.8 V

0.8 V

V – 0.8 V

0.8 V

thD

tdWZ

MGA378 - 1

trtf

V – 0.8 V

0.8 V

tsuCR

tsuD

(microcontroller) high impedance

Contents

Main Page 1998 Feb 16 3 Compact Disc SAA7345 SAA7345 Fig.1 Block diagram. BLOCK DIAGRAM Compact Disc SAA7345 1998 Feb 16 5 Compact Disc SAA7345 Fig.2 Pin configuration. SAA7345 Page Compact Disc SAA7345 Write operation sequence Status read operation sequence Read subcode operation sequence Page Page Page Page Page Page Mute and Attenuation Fade Page Page IEC 958 Page 1998 Feb 16 21 Fig.18 Motor 2-line PWM mode application diagram. Accelerate Brake Fig.17 Motor 2-line PWM mode timing. Fig.16 Motor pulse density application diagrams. Page Page Page Page Page Page Page Page Page 1998 Feb 16 31 Fig.24 Microcontroller timing; READ mode. Fig.25 Microcontroller timing; WRITE mode. 1998 Feb 16 32 APPLICATION INFORMATION Fig.26 Application circuits for crystal oscillator. 1998 Feb 16 33 SAA7345 Fig.27 Typical SAA7345 application diagram. 1998 Feb 16 34 Compact Disc SAA7345 PACKAGE OUTLINE c QFP44: plastic quad flat package; 44 leads (lead length 2.35 mm); body 14 x 14 x 2.2 mm SOT205-1 IC Package Databook Quality Reference Handbook Page Page Page Page Philips Semiconductors a worldwide company Printed in The Netherlands