LC89170M 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LC89170M

CD Player Text Data IC

SANYO -> Panasonic 

LC89170M

Functional Description

• Subcode interface

The LC89170M accepts subcode data from the DSP using the EXCK, SBSO, SCOR, and WFCK pins. Figure 1 shows

the timing.

Figure 1 Subcode Interface Timing

SW1 sets the input or output state for the EXCK pin. This pin is provided for cases where a subcode interface shift clock

source, such as a CD-G decoder circuit, is present in the vicinity of the LC89170M. Figure 2 shows usage examples.

Figure 2 SW1 Usage Examples

The SW2 is selected according to the subcode block period, TB, input to the SCOR pin.

SW2 Selection

SW2

[L]

[H]

Function

Supports up to double speed playback

Only supports normal-speed playback

TB

Unit

6.65

ms

13.3

ms

No. 5536-5/8

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