LV3329PE 데이터 시트보기 (PDF) - ON Semiconductor

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LV3329PE

Electronic Volume IC for Car Audio System

ON Semiconductor 

LV3329PE

Control System Timing and Data Format

The LV3329PE is controlled by applying the stipulated data to the CL, DI and CE pins.

The data consists of 8 address bits, 12 data bits for each command, and 4 command register bits.

CE

DI

B0 B1 B2 B3 A0 A1 A2 A3 D0 D1 D2 D3 D4 D5

CL

D10 D11 C0 C1 C2 C3

data

command register

CE

1μs 1μs 1μs

min min min

1μs

min

1μs

CL

min

DI

Send to data

1μs ≤ TDEST

Address code

B0 to B3, A0 to A3

data (12bit)

D0 to D11

command register

C0 to C3

REG0 to REG15

Address code

B0

B1

B2

B3

A0

A1

A2

A3

1

0

0

0

0

0

0

1

Command register summary (REG0 to REG15)

C0 C1 C2 C3

Register

0

0

0

0 REG0 (Input selector select, input gain related)

1

0

0

0 REG1 (Main volume related)

0

1

0

0 REG2 (Loudness related)

1

1

0

0 REG3 (Tone block_Bass)

0

0

1

0 REG4 (Tone block_Mid)

1

0

1

0 REG5 (Tone block_Treble)

0

1

1

0 REG6 (Fader related)

1

1

1

0 REG7 (Zero cross related)

0

0

0

1 REG8 (FIXED_EQ block LOW CUT)

1

0

0

1 REG9 (FIXED_EQ block LOW)

0

1

0

1 REG10 (FIXED_EQ block MID)

1

1

0

1 REG11 (FIXED_EQ block HIGH)

0

0

1

1 REG12 (Soft mute related)

1

0

1

1 REG13 (Bass block/Mid block soft step on/off select)

0

1

1

1 REG14 (Other settings)

1

1

1

1 REG15 (Test mode related)

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