參數(shù)資料
型號: TDA9852H-T
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
文件頁數(shù): 22/40頁
文件大小: 195K
代理商: TDA9852H-T
1997 Mar 11
29
Philips Semiconductors
Preliminary specication
I2C-bus controlled BTSC stereo/SAP
decoder and audio processor
TDA9852
Fig.5 Automatic level control diagram.
AVL measured at pin EOL/EOR.
Y1 axis output level in AVL operation with typically 200 mV.
Y2 axis VCAV DC voltage at pin CAV corresponds with typical gain steps in range of +6 to 15 dB.
(1) VCAV
(2) Vo max(rms)
(3) Vo min(rms)
handbook, full pagewidth
MHA312
10
7
VCAV
(V)
6
5
4
3
2
1
VI(rms) (V)
101
300
250
200
160
102
100
Vo(rms)
(mV)
(1)
(2)
(3)
Fig.6 Volume control with loudness (including low roll-off frequency).
handbook, full pagewidth
35
25
15
5
25
16
14
9
4
1
6
11
16
21
26
31
36
V
dB
(VQX
0)
(dB)
MHA313
102
10
103
f (Hz)
104
5
15
parameter:
volume
gain
setting
(dB)
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