參數(shù)資料
型號： C1851BCU
廠商： NEC Corp.
英文描述： I2C BUS-COMPATIBLE US MTS PROCESSING LSI
中文描述： I2C總線兼容美國的多邊貿(mào)易體制處理LSI
文件頁數(shù)： 47/60頁
文件大?。?/td> 447K
代理商： C1851BCU
51
PC1851B
Data Sheet S13417EJ2V0DS00
Stereo channel separation 4
Sep4
L-channel
Stereo
Sep4 = 20 log (VL
÷ VR)
VL: Output voltage of FOL pin
COM pin: Stereo signal (L-only, 5 kHz, 30 % modulation) input
VR: Output voltage of FOR pin
COM pin: Stereo signal (L-only, 5 kHz, 30 % modulation) input
R-channel
Sep4 = 20 log (VR
÷ VL)
VR: Output voltage of FOR pin
COM pin: Stereo signal (R-only, 5 kHz, 30 % modulation) input
VL: Output voltage of FOL pin
COM pin: Stereo signal (R-only, 5 kHz, 30 % modulation) input
Stereo channel separation 5
Sep5
L-channel
Sep5 = 20 log (VL
÷ VR)
VL: Output voltage of FOL pin
COM pin: Stereo signal (L-only, 8 kHz, 30 % modulation) input
VR: Output voltage of FOR pin
COM pin: Stereo signal (L-only, 8 kHz, 30 % modulation) input
R-channel
Sep5 = 20 log (VR
÷ VL)
VR: Output voltage of FOR pin
COM pin: Stereo signal (R-only, 8 kHz, 30 % modulation) input
VL: Output voltage of FOL pin
COM pin: Stereo signal (R-only, 8 kHz, 30 % modulation) input
Monaural total harmonic
THDMO
THDMO : Distortion rate of FOL and FOR pins
Monaural
distortion
COM pin: Monaural signal (1 kHz, 100 % modulation) input
Stereo total harmonic
THDST1
L-channel
Stereo
distortion 1
THDST1 : Distortion rate of FOL pin
COM pin: Stereo signal (L-only, 1 kHz, 100 % modulation) input
R-channel
THDST1 : Distortion rate of FOR pin
COM pin: Stereo signal (R-only, 1 kHz, 100 % modulation) input
Stereo total harmonic
THDST2
L-channel
distortion 2
THDST2 : Distortion rate of FOL pin
COM pin: Stereo signal (L-only, 8 kHz, 30 % modulation) input
R-channel
THDST2 : Distortion rate of FOR pin
COM pin: Stereo signal (R-only, 8 kHz, 30 % modulation) input
SAP total harmonic
THDSAP
THDSAP : Distortion rate of FOL and FOR pins
SAP1
distortion
COM pin: SAP signal (1 kHz, 100 % modulation) input
Crosstalk 1 (SAP
→Stereo)
CT1
CT1 = 20 log (VCT1
÷ 500 mV)
Stereo
VCT1: Measure output voltage of FOL or FOR pins after BPF (1 kHz)
SAP: 1 kHz, 100 % modulation
Stereo: Pilot signal only, 0 % modulation
Crosstalk 2 (Stereo
→SAP)
CT2
CT2 = 20 log (VCT2
÷ 500 mV)
SAP1
VCT2: Measure output voltage of FOL or FOR pins after BPF (1 kHz)
Stereo: 1 kHz, 100 % modulation
SAP: Carrier only, 0 % modulation
(4/8)
Parameter
Symbol
Test Conditions
User Mode Note
Note
For details about the User Mode, refer to 5. MODE MATRIX.
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