Control System Timing and Data Format

To control the LC7536M, apply the stipulated data signals to the CL, DI, and CE pins. The data consists of 20 bits, of

which 4 bits are the address and 16 bits are the data.

No. 6089-7/10

LC7536M

A1

A2

A3

D0

D1

D2

D3

D4

D5

D6

D11

D12

D13

D14

D15

A0

DI

CE

CL

CE

CL

DI

1

µs

min

1

µs min

1

µs

min

1

µs

min

1

µs

min

1

µs ≤ TDST

A12005

A0

A1

A2

A3

D0

D1

D2

D3

D4

D5

D6

D7

D8

D9

D10

D11

D12

D13

D14

D15

0

1

0

0

0

1

0

0

0

0

0

0

–75 dB

D0 D1 D2 D3

–70 dB

–65 dB

1

1

0

0

–60 dB

0

0

1

0

–55 dB

1

0

1

0

–50 dB

0

1

1

0

–45 dB

1

1

1

0

–40 dB

0

0

0

1

–35 dB

1

0

0

1

–30 dB

0

1

0

1

–25 dB

1

1

0

1

–20 dB

0

0

1

1

–15 dB

1

0

1

1

–10 dB

0

1

1

1

–5 dB

1

1

1

1

0 dB

0

0

1

0

1

1

0

0

0

–

∞

D4 D5 D6

–4 dB

–3 dB

0

0

1

–2 dB

1

0

1

–1 dB

0

1

1

0 dB

1

0

0

0

0

0

1

1

VDD

A0 A1 A2 A3

VCC

Don’t care

Address code

S pin

Right channel 5-dB step control

Set state

Right channel 1-dB step control

Set state

Loudness control

1: On

0: Off

Left channel 5-dB step control

(Identical to the right channel)

Don’t care

Left channel 1-dB step control

(Identical to the right channel)