Block Diagram

Pin Assignment

Pin Functions

No. 5536-2/8

LC89170M

Pin no.

Symbol

I/O

Function

1

EXCK

I/O

Subcode interface shift clock input and output

2

SBSO

I

Subcode interface data input

3

SCOR

I

Subcode interface block synchronization input

4

WFCK

I

Subcode interface frame synchronization input

5

MCK

I

Clock input (16.9344 MHz)

6

XMODE

I

System reset and low power mode

7

GND

Ground

8

TEST

I

Test pin (Must be connected to ground in normal operation.)

9

SW1

I

EXCK I/O setting (L: clock output, H: clock input)

10

SW2

I

EXCK clock output pulse width selection (L: double speed support, H: normal speed)

11

SCLK

I

Command interface shift clock input

12

SRDT

O

Command interface data output

13

DQSY

O

Command interface readout enable output

14

Power supply