參數(shù)資料
型號(hào)： 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(guó)的多邊貿(mào)易體制處理LSI
文件頁(yè)數(shù)： 50/60頁(yè)
文件大?。?/td> 447K
代理商： C1851BCU
54
PC1851B
Data Sheet S13417EJ2V0DS00
(7/8)
Parameter
Symbol
Test Conditions
Sub-
Data
User Mode Note
address
09H
0AH
07H
08H
07H
3FH
00H
3FH
00H
3FH
20H
00H
3FH
30H
20H
00H
3FH
20H
10H
00H
3FH
20H
10H
VBB
VBC
VTB
VTC
ATTVL1
ATTVL2
ATTVL3
ATTBL1
ATTBL2
ATTBL3
ATTBL4
ATTBR1
ATTBR2
ATTBR3
ATTBR4
VOLR1
VOLR2
VOLR3
Bass response = 20 log (VOUT
÷ VIN)
VIN: Input signal level (sine wave: 100 Hz,
150 mVrms) of external input 1 (EL1, ER1 pins)
or external input 2 (EL2, ER2 pins)
VOUT: Output signal level of LOT, ROT pins
Treble response = 20 log (VOUT
÷ VIN)
VIN: Input signal level (sine wave: 10 kHz,
150 mVrms) of external input 1 (EL1, ER1 pins)
or external input 2 (EL2, ER2 pins)
VOUT: Output signal level of LOT, ROT pins
Volume attenuation = 20 log (VOUT
÷ VIN)
VIN: Input signal level (sine wave: 1 kHz,
500 mVrms) of external input 1 (EL1, ER1 pins)
or external input 2 (EL2, ER2 pins)
VOUT: Output signal level of LOT, ROT pins
Balance attenuation = 20 log (VOUT
÷ VIN)
VIN: Input signal level (sine wave: 1 kHz,
500 mVrms) of external input 1 (EL1 pin)
or external input 2 (EL2 pin)
VOUT: Output signal level of LOT pin
Balance attenuation = 20 log (VOUT
÷ VIN)
VIN: Input signal level (sine wave: 1 kHz,
500 mVrms) of external input 1 (ER1 pin)
or external input 2 (ER2 pin)
VOUT: Output signal level of ROT pin
Error between channels
= 20 log (VROUT
÷ VRIN) – 20 log (VLOUT ÷ VLIN)
External input 1
VROUT: Output signal level of ROT pin
VRIN: Input signal level of ER1 pin
(sine wave: 1 kHz, 500 mVrms)
VLOUT: Output signal level of LOT pin
VLIN: Input signal level of EL1 pin
(sine wave: 1 kHz, 500 mVrms)
External input 2
VROUT: Output signal level of ROT pin
VRIN: Input signal level of ER2 pin
(sine wave: 1 kHz, 500 mVrms)
VLOUT: Output signal level of LOT pin
VLIN: Input signal level of EL2 pin
(sine wave: 1 kHz, 500 mVrms)
External
input 1,
External
input 2
External
input 1,
External
input 2
External
input 1,
External
input 2
External
input 1,
External
input 2
External
input 1,
External
input 2
Low frequency band
width boost control
Low frequency band
width cut control
High frequency band
width boost control
High frequency band
width cut control
Volume attenuation 1
Volume attenuation 2
Volume attenuation 3
Balance attenuation L-ch 1
Balance attenuation L-ch 2
Balance attenuation L-ch 3
Balance attenuation L-ch 4
Balance attenuation R-ch 1
Balance attenuation R-ch 2
Balance attenuation R-ch 3
Balance attenuation R-ch 4
Difference between
monaural L and R
output voltage 1
(in case of external input)
Difference between
monaural L and R
output voltage 2
(in case of external input)
Difference between
monaural L and R
output voltage 3
(in case of external input)
Note
For details about the User Mode, refer to 5. MODE MATRIX.
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