參數(shù)資料
型號(hào): TDA9897HL/V2/S1
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, SOT313-2, MS-026, LQFP-48
文件頁(yè)數(shù): 64/103頁(yè)
文件大?。?/td> 511K
代理商: TDA9897HL/V2/S1
TDA9897_TDA9898_3
NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 03 — 11 January 2008
63 of 103
NXP Semiconductors
TDA9897; TDA9898
Multistandard hybrid IF processing
(1) VIF AGC.
(2) TAGC; W10 = 00h.
(3) TAGC; W10 = 10h.
(4) TAGC; W10 = 1Fh.
Fig 12. Typical VIF monitor and TAGC characteristic
Fig 13. Typical tuner takeover point as a function of I2C-bus register W9 or W10
001aad353
Vi(VIF) (dBV)
30
130
110
70
90
50
2
3
1
4
5
VTAGC
(V)
0
(1)
(2)
(3)
(4)
2
3
1
4
5
Vmonitor(VIFAGC)
(V)
0
bit pattern W9[4:0] or W10[4:0]
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
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
001aaf640
70
80
60
90
100
Vi(IF)
(dB
V)
50
Integral TAGC (W9); step width: 1.3 dB
V.
IF based TAGC (W10).
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