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TDA7514 数据表(PDF) 46 Page - STMicroelectronics

部件名 TDA7514
功能描述  SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR
PDF  74 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7514 数据表(HTML) 46 Page - STMicroelectronics

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Table 44. SUBADDRESS 28 : Smeter slider, External WB, testing
Table 45. SUBADDRESS 29: AM stop station, AM IF 2 Amplifier Gain
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
Smeter slider FM
AM
000
00
0
0 mV
0 mV
000
00
1
+46 mV
+39 mV
----
--
-
-
0
1
1
1
1
1
+1420 mV
+1215 mV
100
00
0
0 mV
0 mV
1
0
0
0
0
1
-46 mV
-39 mV
----
--
-
-
1
1
1
1
1
1
-1420 mV
-1215 mV
External WB filter on
0
std FM (no ext. WB filter)
1
external WB filter enabled; must also program
ISS on APSDlatch 23 bit 1 = 1
FM demod Vout test
0std
1
test; disconnect FM demod Vout from users
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
AM Stop Station threshold
0
0
0
0
300 mV
0
0
0
1
450 mV
0
0
1
0
600 mV
----
1
1
1
1
2550 mV
AM IF AMP Gain (AM mode)
[dB]
FM demodulator input
connection (bit 5)
0
0
0
0
Not used (31.1)
450 kHz limiter
0
0
1
0
67.6
stereo dec. 456 kHz VCO (test)
0
1
0
0
70.6
450 kHz limiter
0
1
1
0
74.7
stereo dec. 456 kHz VCO (test)
10
00
72.2
…
10
10
75.6
…
11
00
76.9
…
11
10
78.8
…
00
01
75.3
…
00
11
77.7
…
01
01
78.7
…
01
11
80.2
…
10
01
79.3
…
10
11
80.7
…
11
01
81.3
…
11
11
82.3
…



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