MTS Stereo Encoder, Rev. 0.5
10 PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE Freescale Semiconductor
Functional Description
Figure 7. MC44C401L Level Setup
Audio Generator
Audio Spectrum
Analyzer
Audio Analyzer
Audio Precision SYS2
Stereo Encoder
Adjust for optimal
separation with
only Left Channel
driven 1800Hz
Left In
Right In
Modulator
No Audio
Pre-emphasis
Attenuator
Spectrum Analyzer
Precision Receiver
(TEK TV1350)
Precision MTS
4.5MHz
Notch Filter
0db / 25kHz deviation =
1.4Vp-p @ 1kHz Mono
(both channels driven)
25kHz deviation Check =
10396Hz @ 25kHz deviation
gives bessel null and Ref
Level on SRD-1
Composite
Video
Wide Band
Output
Composite Video
CVBS In
Input Left Channel only
1800Hz 400mVp-p
Decoder
(Modulation
Sciences SRD1)
NOTES:
1. Input 1kHz both channels @ 1.45Vp-p.
2. Set attenuator for 25kHz deviation out of modulator.
3. Input 1.8kHz 0.4Vp-p on left channel only and
optimize stereo separation with attenuator.
MTS Stereo Encoder, Rev. 0.5
Freescale Semiconductor PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE 11
Functional Description
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MC44C401L
Rev. 0.5
07/2004
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MC44C401LAC

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
IC STEREO ENCODER MTS 32-LQFP
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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