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參數(shù)資料
| 型號： | LA1776M |
| 廠商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分類： | 調(diào)諧器 |
| 英文描述： | 2-BAND, AUDIO TUNER, PQFP64 |
| 封裝： | 14 X 14 MM, QFP-64 |
| 文件頁數(shù)： | 15/41頁 |
| 文件大?。?/td> | 547K |
| 代理商： | LA1776M |
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No.8085-22/41
LA1776M
Test Conditions
Parameter
Symbol
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
SW9
SW10
Current drain
ICCO-AM
OFF
B
OFF
B
—
ON
OFF
ON
—
Demodulation output
VO-FM
ON
B
OFF
B
—
ON
OFF
ON
—
Pin 31 demodulation output
VO-31
ON
B
OFF
B
—
ON
OFF
ON
—
Channel balance
CB
ON
B
OFF
B
—
ON
OFF
ON
—
Total harmonic distortion (FM)
THD-FM mono
ON
B
OFF
B
—
ON
OFF
ON
—
Signal-to-noise ratio: IF
S/N-FM IF
ON
B
OFF
B
—
ON
OFF
ON
—
AM suppression ratio: IF
AMR IF
ON
B
OFF
B
—
ON
OFF
ON
—
Att-1
ON
B
OFF
B
—
ON
OFF
ON
—
Muting attenuation
Att-2
ON
B
OFF
B
—
ON
OFF
ON
—
Att-3
ON
B
OFF
B
—
ON
OFF
ON
—
Separation
ON
B
OFF
B
—
ON
OFF
ON
—
Stereo on level
ST-ON
ON
B
OFF
B
—
ON
OFF
ON
—
Stereo off level
ST-OFF
ON
B
OFF
B
—
ON
OFF
ON
—
Main total harmonic distortion
THD-Main L
ON
B
OFF
B
—
ON
OFF
ON
—
Pilot cancellation
PCAN
ON
B
OFF
B
—
ON
OFF
OFF/ON
—
SNC output attenuation
AttSNC
ON
B
OFF
B
—
ON
OFF
ON
—
HCC output attenuation 1
AttHCC-1
ON
B
OFF
B
—
ON
OFF
ON
—
HCC output attenuation 2
AttHCC-2
ON
B
OFF
B
—
ON
OFF
ON
—
Input limiting voltage
VIN-LIM
ON
B
OFF
B
—
ON
OFF
ON
Muting sensitivity
VIN-MUTE
ON
B
OFF
B
—
ON
OFF
ON
—
SD sensitivity 1
SD-sen1 FM
ON
B
OFF
B
OFF
ON
—
SD sensitivity 2
SD-sen2 FM
ON
B
OFF
B
ON
OFF
ON
—
IF counter Buffer output
VIFBUFF-FM
ON
B
OFF
B
OFF
ON
—
VSM FM-1
ON
B
OFF
B
—
ON
OFF
ON
—
Signal meter output (FM)
VSM FM-2
ON
B
OFF
B
—
ON
OFF
ON
—
VSM FM-3
ON
B
OFF
B
—
ON
OFF
ON
—
VSM FM-4
ON
B
OFF
B
—
ON
OFF
ON
—
Muting Bandwidth
BW-mute
ON
B
OFF
B
—
ON
OFF
ON
—
Mute drive output
VMUTE-0
ON
B
OFF
B
—
ON
OFF
ON
—
VMUTE-100
ON
B
OFF
B
—
ON
OFF
ON
—
N-AGC on input
VNAGC
ON
A
ON
B
—
ON
OFF
—
W-AGC on input
VWAGC
ON
A
ON
B
—
ON
OFF
—
Conversion gain
A.V
ON
A
ON
B
—
ON
OFF
—
Oscillator buffer output
VOSCBUFF-FM
ON
A
ON
B
—
ON
OFF
—
MRC output
VMRC
ON
—
OFF
B
—
ON
OFF
—
MRC operating level
MRC-ON
ON
—
OFF
B
—
ON
OFF
—
Practical sensitivity
S/N-30
OFF
—
OFF
B
ON
—
Detection output
VO-AM
OFF
—
OFF
B
ON
—
Pin 31 detection output
VO-AM31
OFF
—
OFF
B
ON
—
AGC F.O.M.
VAGC-FOM
OFF
—
OFF
B
ON
—
Signal-to-noise ratio
S/N-AM
OFF
—
OFF
B
ON
—
Total harmonic distortion (AM)
THD-AM
OFF
—
OFF
B
ON
—
Signal meter output (AM)
VSM AM-1
OFF
—
OFF
B
ON
—
VSM AM-2
OFF
—
OFF
B
ON
—
Oscillator buffer output
VOSCBUFF-AM
OFF
—
OFF
B
ON
—
Wide band AGC sensitivity
W-AGCsen 1
OFF
—
OFF
B
ON
—
W-AGCsen 2
OFF
—
OFF
B
ON
—
SD sensitivity
SD-sen1 AM
OFF
—
OFF
B
OFF
—
SD-sen2 AM
OFF
—
OFF
B
OFF
—
IF buffer output
VIFBUFF-AM
OFF
—
OFF
B
OFF
—
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