TDA9885T/V3 NXP Semiconductors, TDA9885T/V3 Datasheet - Page 38

• Manufacturer Part Number: TDA9885T/V3
• Description: Modulator / Demodulator ALIGN FRRE VIF/SIF CIR NEG MOD
• Manufacturer: NXP Semiconductors

Specifications of TDA9885T/V3

• Package / Case: SO-24
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: - 20 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: TDA9885T/V3,112

NXP Semiconductors
TDA9885_TDA9886_3
Product data sheet
Fig 12. Typical analog AFC characteristic
Fig 13. Typical signal-to-noise ratio as a function of
(dB)
S/N
80
60
40
20
0
30
Pin numbers for TDA9885HN and TDA9886HN in parentheses.
VIF input voltage
TDA9885
TDA9886
V
P
50
(23)
21
I
AFC
70
V
R1
22 k
R2
22 k
AFC
90
V
(V)
V
I
AFC
2
i(VIF)
C-bus controlled multistandard alignment-free IF-PLL demodulators
5
4
3
2
1
0
36
mhc112
(dB V)
Rev. 03 — 16 December 2008
110
37
Fig 14. Input signal conditions
21 dB
lock range without SAW filter
38
SC CC
13.2 dB
SC is sound carrier, with respect to sync level.
CC is chrominance carrier, with respect to sync level.
PC is picture carrier, with respect to sync level.
The sound carrier level takes into account a sound shelf
attenuation of 14 dB (SAW filter G1984M).
AFC window
38.71 39.09
BLUE
TDA9885; TDA9886
38.9
3.2 dB
PC
40
21 dB
f (MHz)
SC CC
13.2 dB
© NXP B.V. 2008. All rights reserved.
YELLOW
41
mhc113
10 dB
PC
mha739
0
+100
+200
I
( A)
AFC
200
100
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