MM1407 查看數據表（PDF） - Mitsumi

零件编号

产品描述 (功能)

比赛名单

MM1407

Audio

Mitsumi 

MITSUMI

Audio MM1407

Pin No. Pin name Input/Output

Section

Function

34 HP-IN Input (logic) Digital signal control 1 of 4 logic circuit inputs. (See Figure D)

35 DGND

GND Digital signal control Digital signal control ground pin.

36

VD

Power supply Digital signal control Digital signal control Vcc pin. (*1)

Power supply

37 Vref- (P) IN

SP, HP signal control Applies SP, HP signal control section reference potential.

(reference)

38 SP IN (R) Input

1 of 2 SP amp (R-ch) inputs. Use music source, etc.

SP signal control

input.

39 IS IN E (R) Input

1 of 2 SP amp (R-ch) inputs. Use beep alarm sound, etc.

SP signal control

input.

40 HP IN (R) Input

HP signal control HP amp (R-ch) input.

41 HP (R)

Output HP signal control HP amp (R-ch) output.

SP, HP amp input stage, EVR circuit, DC bias circuit VCC

42

VCC1 Power supply SP, HP signal control

pin. (*2)

43 PGND1

GND SP, HP signal control SP, HP amp output stage (power amp) ground pin.

44 SP (R) +

Output

SP signal control SP amp (R-ch) BTL output (+) pin.

45

VP1 Power supply SP, HP signal control SP, HP amp output stage (power amp) VCC pin.

46

VP2 Power supply SP, HP signal control SP, HP amp output stage (power amp) VCC pin.

47 SP (R) -

Output

SP signal control SP amp (R-ch) BTL output (-) pin.

48 PGND2

GND SP, HP signal control SP, HP amp output stage (power amp) ground pin.

49 GND1

50 GND2

51 PGND3

GND

GND

GND

SP, HP amp input stage, EVR circuit, DC bias circuit

SP, HP signal control

ground pin. (*3)

SP, HP amp input stage, EVR circuit, DC bias circuit

SP, HP signal control

ground pin. (*3)

SP, HP signal control SP, HP amp output stage (power amp) ground pin.

52 SP (L) +

Output

SP signal control SP amp (L-ch) BTL output (+) pin.

53

VP3 Power supply SP, HP signal control SP, HP amp output stage (power amp) VCC pin.

54

VP4 Power supply SP, HP signal control SP, HP amp output stage (power amp) VCC pin.

55 SP (L) -

Output

SP signal control SP amp (L-ch) BTL output (-) pin.

56 PGND4

GND SP, HP signal control SP, HP amp output stage (power amp) ground pin.

SP, HP amp input stage, EVR circuit, DC bias circuit Vcc

57

VCC2 Power supply SP, HP signal control

pin. (*2)

58 HP (L)

Output HP signal control HP amp (R-ch) output pin.

59 IS IN E Vol.

60 SP Vol.

61 HP IN (L)

Input

Input

Input

SP signal control

SP signal control

HP signal control

SP amp IS IN E input electronic volume pin. (*4)

SP amp SP IN input electronic volume pin. (*5)

HP amp (L-ch) input.

62 IS IN E (L) Input

1 of 2 SP amp (L-ch) inputs. Use beep alarm sound, etc.

SP signal control

input.

63 SP IN (L) Input

1 of 2 SP amp (L-ch) inputs. Use music source, etc.

SP signal control

input.

64 HP Vol.

65 Mic-Sel.0

Input

Input

HP signal control HP amp electronic volume pin. (*6)

Selects 1 of 4 Mic amp inputs in combination with Mic-

Audio signal control

Sel. 1 pin. (See Figure E)

66 Mic-Sel.1

Input

Selects 1 of 4 Mic amp inputs in combination with Mic-

Audio signal control

Sel. 0 pin. (See Figure E)

67 Mic-1

Input Audio signal control 1 of 4 Mic amp inputs.

68 Mic-2

Input Audio signal control 1 of 4 Mic amp inputs.

69 Mic-4

Input Audio signal control 1 of 4 Mic amp inputs.

70 Mic-3

Input Audio signal control 1 of 4 Mic amp inputs.

71 Mic-Out

Output

1 of 4 Mic 1 ~ 4 inputs is output depending on

Audio signal control

combination of Mic Sel. 0 and Mic Sel. 1 pins.

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