參數(shù)資料
型號(hào): TDA9874AH
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 接收器
英文描述: Digital TV sound demodulator/decoder
中文描述: AM/FM, AUDIO DEMODULATOR, PQFP44
封裝: 14 X 14 MM, 2.20 MM HEIGHT, PLASTIC, SOT-205-1, QFP-44
文件頁(yè)數(shù): 41/68頁(yè)
文件大?。?/td> 231K
代理商: TDA9874AH
1999 Dec 03
41
Philips Semiconductors
Preliminary specification
Digital TV sound demodulator/decoder
TDA9874A
10.3.13 NICAM O
UTPUT
L
EVEL
A
DJUSTMENT
R
EGISTER
(NOLAR)
This register is used to correct for standard and station-dependent differences of signal levels. Table 42 applies to both
NICAM sound outputs. The default setting after power-on reset is ‘0000 0000’.
Table 42
NICAM output level adjustment register (subaddress 15)
7
6
5
4
3
2
1
0
GAIN SETTING (dB)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
+15
+14
+13
+12
+11
+10
+9
+8
+7
+6
+5
+4
+3
+2
+1
0
not defined
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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