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UPC1876 Datasheet(PDF) 29 Page - NEC

Part # UPC1876
Description  US MTS DECODER
PDF  40 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPC1876 Datasheet(HTML) 29 Page - NEC

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µPC1876
29
Data Sheet S11666EJ4V0DS00
(3/6)
Measurement
Set ST/SAP, FMONO pins to “H” and MUTE pin to “L”.
Input L-only signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V300(ST)”.
Input L-only signal (30% modulation, f = 8 kHz) to COM pin. Assume output voltage of
LOT pin “V8k(ST)”.
VOST3 = 20 log
V8k(ST)
V300(ST)
Execute the same operation for ROT pin (R-only signal).
Set ST/SAP, FMONO pins to “H” and MUTE pin to “L”.
Input L-only signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V300(ST)”.
Input L-only signal (30% modulation, f = 12 kHz) to COM pin. Assume output voltage of
LOT pin “V12k(ST)”.
VOST4 = 20 log
V12k(ST)
V300(ST)
Execute the same operation for ROT pin (R-only signal).
Set FMONO pin to “H” and SAP1/2, ST/SAP, MUTE pins to “L”.
Input SAP signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V300(SAP)”.
Input SAP signal (30% modulation, f = 1 kHz) to COM pin. Assume output voltage of
LOT pin “V1k(SAP)”.
VOSAP11 = 20 log
V1k(SAP)
V300(SAP)
Execute the same operation for ROT pin.
Set FMONO pin to “H” and SAP1/2, ST/SAP, MUTE pins to “L”.
Input SAP signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V300(SAP)”.
Input SAP signal (30% modulation, f = 3 kHz) to COM pin. Assume output voltage of
LOT pin “V3k(SAP)”.
VOSAP12 = 20 log
V3k(SAP)
V300(SAP)
Execute the same operation for ROT pin.
Set FMONO pin to “H” and SAP1/2, ST/SAP, MUTE pins to “L”.
Input SAP signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V300(SAP)”.
Input SAP signal (30% modulation, f = 8 kHz) to COM pin. Assume output voltage of
LOT pin “V8k(SAP)”.
VOSAP13 = 20 log
V8k(SAP)
V300(SAP)
Execute the same operation for ROT pin.
Input SAP signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
SOT pin “V300(SAP)”.
Input SAP signal (30% modulation, f = 1 kHz) to COM pin. Assume output voltage of
SOT pin “V1k(SAP)”.
VOSAP21 = 20 log
V1k(SAP)
V300(SAP)
(Noise reduction OFF)
Parameter
Stereo total
frequency
characteristics 3
Stereo total
frequency
characteristics 4
SAP total
frequency
characteristics 1
SAP total
frequency
characteristics 2
SAP total
frequency
characteristics 3
SAP single
frequency
characteristics 1
Symbol
VOST3
VOST4
VOSAP11
VOSAP12
VOSAP13
VOSAP21



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