参数资料
型号: TDA9897HN/V2
厂商: NXP SEMICONDUCTORS
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQCC48
封装: 7 X 7 MM, 0.85 MM HEIGHT, PLASTIC, SOT619-1, MO-220, HVQFN-48
文件页数: 22/103页
文件大小: 511K
代理商: TDA9897HN/V2
TDA9897_TDA9898_3
NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 03 — 11 January 2008
25 of 103
NXP Semiconductors
TDA9897; TDA9898
Multistandard hybrid IF processing
[1]
For description of bit MOD refer to Table 24 and bits FSFREQ[1:0] are described in Table 34.
[1]
For description of bit MOD refer to Table 24 and for BP refer to Table 30.
Table 19.
Intercarrier sound BP and FM PLL frequency select for radio, QSS mode[1]
Bit
fFMPLL
(MHz)
Sound BP
RADIO
MOD
STD1
STD0
FSFREQ1 FSFREQ0 TV1
W1[7]
W2[7]
W1[6]
W1[5]
W5[7]
W5[6]
W1[3]
1
X
0
4.5
M/N standard
1
X
0
1
0
5.5
B/G standard
1
X
1
0
6.0
I standard
1
X
1
0
6.5
D/K standard
1
0
XXXX0
10.7
RADIO
Table 20.
Second sound IF selection for 10.7 MHz[1]
Bit
fFMPLL (MHz)
BP
MOD
RADIO
W4[6]
W2[7]
W1[7]
0
1
10.7
Table 21.
2nd intercarrier and sound input and output switching
MOD
FM
EXTFIL Mode
Input signal selection
(input switch)
Signal at OUT1A and OUT1B
(output switch)
Mono sound
demodulation
W2[7] W1[1] W1[0]
1
0
FM sound internal
internal BP via FM AGC
internal BP
1
0
1
FM sound EXTFILI
internal BP
external BP
1
0
FM sound EXTFMI
internal BP
external input
1
FM sound EXTFILI
external BP via FM AGC
external BP
0
AM sound not used
0
1
AM sound -
internal BP
0
1
0
AM sound -
internal BP
0
1
AM sound EXTFILI
external BP
internal BP
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