TDA8296 Datasheet, PDF (67/87 Pages) NXP Semiconductors – Digital global standard low IF demodulator for analog TV and FM radio

NXP Semiconductors
TDA8296
Digital global standard low IF demodulator for analog TV and FM radio
13.2.4 Buffer application
+5 V
47 μF
100 nF
TDA8296
11
13
14
16
17
200 Ω
560 Ω
PBSS2515VS
PBSS4140U
68 Ω CVBS
75 Ohm
150 Ω
(SCART)
2 kΩ
33 Ω
150
pF
100 Ω
150 100
pF Ω
220
pF
33 Ω
33 Ω
150 Ω
VIDEO
DECODER
SSIF Out
001aam374
Set value of B_DA_V[5:0] to 18h (part of register 0x35h) and value of B_DA_S[5:0] to 17h (part of register 0x36h)
Fig 25. Buffer application with 75 Ω load
13.2.5 Layout recommendations
18.00
SDA-T
SCL-T
(1)
IF-AGC
Low-IFp
Low-IFn
47 Ω 82 Ω 39 pF
47 Ω 82 Ω 39 pF
470 nF
2.2 Ω
2.2 Ω n.c.
10 Ω
16 MHz
TDA8296HN
(2)
470 nF
100 Ω
100 Ω
2.2 Ω
n.c.
1.0 Ω
1.0 Ω
SDA
SCL
18.00
SIFp
CVBSp
001aam882
(1) Bottom layer
(2) Top layer
Fig 26. PCB pattern using circuit diagrams of Figure 20, Figure 22, Figure 23 and 16 MHz
reference from XTAL
TDA8296
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 3 March 2011
© NXP B.V. 2011. All rights reserved.
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