tda9898 NXP Semiconductors, tda9898 Datasheet - Page 27

• Manufacturer Part Number: tda9898
• Description: Multistandard Hybrid If Processing Semiconductors
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA9897_TDA9898_3
Product data sheet
Table 23.
Table 24.
Table 25.
Bit
7
6 to 4
3
2
1
0
Bit
NYQOFF
W7[0]
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
X
X
MOD
7
W2 - data write register bit allocation
W2 - data write register bit description
Vision IF
Symbol
MOD
STD[4:2]
SB
PLL
GATE
TRAP
STD4
MOD
W2[7]
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
6
Rev. 03 — 11 January 2008
STD4
W2[6]
0
0
0
0
1
1
1
1
1
0
0
0
0
1
1
1
1
STD3
5
Description
modulation
vision IF; see
sideband for sound IF and digital low IF
operating modes; see
PLL gating
sound trap
1 = negative; FM mono sound at ATV and dual mode
0 = positive; AM mono sound at ATV and dual mode
1 = upper
0 = lower
1 = on
0 = off
1 = on
0 = bypass
STD3
W2[5]
0
0
1
1
0
0
0
1
1
0
0
1
1
0
0
1
1
STD2
4
Table 25
STD2
W2[4]
0
1
0
1
0
1
1
0
1
0
1
0
1
0
1
0
1
Table 26
TDA9897; TDA9898
SB
3
Multistandard hybrid IF processing
f
TV1 = 1 (QSS)
38.0
38.375
38.875
39.875
32.25
32.625
33.9
33.125
33.625
38.0
38.375
38.875
39.875
45.75
58.75
46.25
59.25
VIF
(MHz)
PLL
2
GATE
© NXP B.V. 2008. All rights reserved.
1
Sideband
low
low
low
low
high
high
-
high
high
low
low
low
low
low
low
low
low
TRAP
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0