tea6848h-v1-s1 NXP Semiconductors, tea6848h-v1-s1 Datasheet - Page 28

• Manufacturer Part Number: tea6848h-v1-s1
• Description: New In Car Entertainment Car Radio Tuner Ic With Precision Adjacent Channel Suppression
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2004 Nov 12
handbook, full pagewidth
handbook, full pagewidth
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
(1) Level DAA setting byte 5 = FFH.
(2) Level DAA setting byte 5 = 84H (standard setting).
(3) Level DAA setting byte 5 = 00H.
Test signal: T
V
V level(AMFM)
IFAMPIN
(V)
= 4 V and V
6
5
4
3
2
1
0
V pulse
10
rep
3
= 2 ms, t
XTAL2
r
T rep
test signal
< 50 ns, t
= 3 V.
10
f
2
50
< 50 ns and duty factor 50%.
V pulse
4.7 nF
Fig.5 Test circuit for AM noise blanker.
100
10
8.5 V
1
18
Fig.4 AM level voltage.
19
100
TEA6848H
28
1
14
(1)
(2)
(3)
V IFAMPIN
70
71
73
77
78
10
1 k
1 k
10
2
V AMIF2IN (mV)
Product specification
8.5 V
oscilloscope,
counter
TEA6848H
V level(AMFM)
V XTAL2
MHC439
MHC440
10
3