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TDA7514 bảng dữ liệu(PDF) 42 Page - STMicroelectronics

tên linh kiện TDA7514
Giải thích chi tiết về linh kiện  SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
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TDA7514 bảng dữ liệu(HTML) 42 Page - STMicroelectronics

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Table 37. SUBADDRESS 21 : SD pin configuration, Smeter test MUXer
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
SD pin configuration
0
0
IFC AND FS Stop Station (output)
0
1
IFC (output)
1
0
FS Stop Station (output)
1
1
test (tristate)
pin #SD used as:
output from ISS AC det
output from ISS MP detinput to
ISS AC driver
input to ISS MP driver
SMETER TEST MUXER
00
00
00
test off
00
00
01
AM AGC1W OFFSET
00
00
10
AMAGC1N OFFSET
00
00
11
AM AGC1UN OFFSET
0
0
0
1
0
0
FM MULTIPATH PEAK
00
01
01
FM SD THR
00
01
10
AM IF2AMP OUT
00
01
11
AM SD THR
00
10
00
FM W/KAGC OUT
0
0
1
0
0
1
not used
00
10
10
FM DEMODADJ OUT
00
10
11
FM DEMODADJMUTE OUT
00
11
00
INLOCK
0
0
1
1
0
1
FM SMETERISSON THR
0
0
1
1
1
0
FM SMETERISSON BIT
0
0
1
1
1
1
FM ISSFILTER INPUT (OUT) [if byte<16>bit<6>=1]
0
1
0
0
0
0
456KVCOADJ SET456 BIT
01
00
01
456KVCOADJ ENIFC BIT
0
1
0
0
1
0
456KVCOADJ CHECK BIT
01
00
11
456KVCOADJ Q21 BIT
01
01
00
FM SMETERUNFILTERED
0
1
0
1
0
1
QUAL SMETERX1
01
01
10
QUAL SMETER1ms
01
01
11
QUAL USN
01
10
00
STD NOISE
0
1
1
0
0
1
FM ADJCHMUTE REF
01
10
10
FM SOFMUTE REF
0
1
1
0
1
1
AM IFNBSMETERtoSD COMMAND [must put SD in tristate]
01
11
00
AM IFNB FASTRECT OUT
01
11
01
AM IFNB SLOWRECT OUT
0
1
1
1
1
0
AM IFNB BLANK PULSE
0
1
1
1
1
1
AM IFNB SMETDESENS THR
10
00
00
FM NAGC OUT



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