参数资料
型号: TDA9874AH/V2
厂商: NXP SEMICONDUCTORS
元件分类: 接收器
英文描述: AM/FM, AUDIO DEMODULATOR, PQFP44
封装: PLASTIC, QFP-44
文件页数: 15/71页
文件大小: 304K
代理商: TDA9874AH/V2
2000 Aug 04
22
Philips Semiconductors
Product specication
Digital TV sound demodulator/decoder
TDA9874A
Table 14 AGC gain register
76
5
43210
AGC GAIN
(dB)
MAX. SIF INPUT
VOLTAGE [mV (RMS)]
AGCLEV AGCB4
AGCB3
AGCB2
AGCB1
AGCB0
00
0/1
11111
0.0
333/1052
00
0/1
11110
0.8
304/963
00
0/1
11101
1.5
278/881
00
0/1
11100
2.3
255/806
00
0/1
11011
3.1
233/737
00
0/1
11010
3.9
213/674
00
0/1
11001
4.6
195/617
00
0/1
11000
5.4
178/564
00
0/1
10111
6.2
163/516
00
0/1
10110
7.0
149/472
00
0/1
10101
7.7
136/432
00
0/1
10100
8.5
125/395
00
0/1
10011
9.3
114/361
00
0/1
10010
10.1
104/330
00
0/1
10001
10.8
96/302
00
0/1
10000
11.6
87/276
00
0/1
01111
12.4
80/253
00
0/1
01110
13.2
73/231
00
0/1
01101
13.9
67/212
00
0/1
01100
14.7
61/194
00
0/1
01011
15.5
56/177
00
0/1
01010
16.3
51/162
00
0/1
01001
17.0
47/148
00
0/1
01000
17.8
43/135
00
0/1
00111
18.6
39/124
00
0/1
00110
19.4
36/113
00
0/1
00101
20.1
33/104
00
0/1
00100
20.9
30/95
00
0/1
00011
21.7
27/87
00
0/1
00010
22.5
25/79
00
0/1
00001
23.2
23/73
00
0/1
00000
24.0
21/66
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