MSP3415D View Datasheet(PDF) - Micronas

Part Name

Description

Manufacturer

MSP3415D

Multistandard Sound Processors

Micronas 

PRELIMINARY DATA SHEET

MSP 34x5D

Table 3–4: Key parameters for B/G, D/K, and M 2-carrier sound system

Sound Carriers

Carrier FM1

Carrier FM2

B/G

D/K

M

B/G

D/K

M

Vision/sound power difference

13 dB

20 dB

Sound bandwidth

40 Hz to 15 kHz

Pre-emphasis

50 µs

75 µs

50 µs

75 µs

Frequency deviation

±50 kHz

±25 kHz

±50 kHz

±25 kHz

Sound Signal Components

Mono transmission

mono

mono

Stereo transmission

(L+R)/2

(L+R)/2

R

(L–R)/2

Dual sound transmission

language A

language B

Identification of Transmission Mode on Carrier FM2

Pilot carrier frequency in kHz

54.6875

55.0699

Type of modulation

AM

Modulation depth

50%

Modulation frequency

mono: unmodulated

stereo: 117.5 Hz

dual: 274.1 Hz

149.9 Hz

276.0 Hz

Tuner

33 34 39 MHz

SAW Filter

Sound

IF

Mixer

5 9 MHz

According to the mixing characteristics

of the Sound-IF mixer, the Sound-IF

filter may be omitted.

Sound IF Filter

Loudspeaker

Vision

Demo-

dulator

1

Mono

MSP 34x5D

Composite

Video

SCART

Inputs

2

SCART1

2

SCART2

2

SCART1

SCART

Output

Fig. 3–1: Typical MSP 34x5D application

I2S1

Dolby

Pro Logic

Processor

DPLA

I2S2

Digital

Signal

Source

Micronas

9

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