MM1407 データシートの表示（PDF） - Mitsumi

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MM1407

Audio

Mitsumi 

MITSUMI

Audio MM1407

Pin Description

Pin No. Pin name Input/Output

Section

Function

Power supply

1 Vref-IN

Audio signal control Applies audio signal control reference potential.

(reference)

2 Aux E (L) Input Audio signal control 1 of 5 Aux Mix (L) (add amp) inputs.

3 Aux D (L) Input Audio signal control 1 of 5 Aux Mix (L) (add amp) inputs.

4 Aux C (L) Input Audio signal control 1 of 5 Aux Mix (L) (add amp) inputs.

5 Aux B (L) Input Audio signal control 1 of 5 Aux Mix (L) (add amp) inputs.

6 Aux A (L) Input Audio signal control 1 of 5 Aux Mix (L) (add amp) inputs.

7 Aux Mix (L) Output Audio signal control Signal with Aux A ~ E (L) input added is output.

8 Line In B (L) Input Audio signal control 1 of 2 Line In (L) (add amp) inputs.

9 Line In A (L) Input Audio signal control 1 of 2 Line In (L) (add amp) inputs.

10 Line Mix (L) Output Audio signal control Signal with Aux A ~ B (L) input added is output.

11 AGND1

GND Audio signal control Audio signal control ground pin. (except for Mic amp)

12 Line Mix (R) Output Audio signal control Signal with Aux A ~ B (L) input added is output.

13 Line In A (R) Input Audio signal control 1 of 2 Line In (R) (add amp) inputs.

14 Line In B (R) Input Audio signal control 1 of 2 Line In (R) (add amp) inputs.

15 Aux Mix (R) Output Audio signal control Signal with Aux A ~ E (R) input added is output.

16 Aux A (R) Input Audio signal control 1 of 5 Aux Mix (R) (add amp) inputs.

17 Aux B (R) Input Audio signal control 1 of 5 Aux Mix (R) (add amp) inputs.

18 Aux C (R) Input Audio signal control 1 of 5 Aux Mix (R) (add amp) inputs.

19 Aux D (R) Input Audio signal control 1 of 5 Aux Mix (R) (add amp) inputs.

20 Aux E (R) Input Audio signal control 1 of 5 Aux Mix (R) (add amp) inputs.

21 IS IN A (R)

Input

1 pin of 4 amp inputs that output to Line Out (R), Pre Out

Audio signal control

A (R), Pre Out B (R), (L).

22 IS IN B (R)

Input

1 pin of 4 amp inputs that output to Line Out (R), Pre Out

Audio signal control

A (R), Pre Out B (R), (L).

23 IS IN C (R)

Input

1 pin of 4 amp inputs that output to Line Out (R), Pre Out

Audio signal control

A (R), Pre Out B (R), (L).

24 IS IN D (R)

Input

1 pin of 4 amp inputs that output to Pre Out A (R), Pre

Audio signal control

Out B (R), (L).

This pin selects either of two inputs IS IN A (R) or IS IN

25 IS Sel. Input (SW) Audio signal control

B (R). (See Figure A)

26 Line Out (R)

Output

A signal that has IS IN A (R) or B (R) or IS IN C (R)

Audio signal control

added is output.

27 Pre Out A (R)

Output

A signal that has IS IN A (R) or B (R) or IS IN C (R) or

Audio signal control

IS IN D (R) added is output.

During Mono Sel. R Stereo selection, a signal that has IS IN A

(R) or B (R) or IS IN C (R) or IS IN D (R) added is output.

28 Pre Out B (R) Output Audio signal control During Mono Sel. R Mono selection, a signal that is a mixture of

a signal with (R) input added and then lowered 9dB and a signal

that with (L) input added and lowered 9dB.

This pin switches Pre Out B (L), (R) Stereo and Mono

29 Mono Sel. Input (SW) Audio signal control

output. (See Figure A)

This pin sets clock monitoring time for the watchdog timer

30

Cap Input (logic) Digital signal control circuit. Clock monitoring time is determined by the capacitor

time constant connected to this pin. (See Figure C)

31 WAKEUP Input (logic) Digital signal control 1 of 4 logic circuit inputs. (See Figure D)

32 AMPSD Input (logic) Digital signal control 1 of 4 logic circuit inputs. (See Figure D)

33

SD Input (logic) Digital signal control 1 of 4 logic circuit inputs. (See Figure D)

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