TEA6843 PHILIPS [NXP Semiconductors], TEA6843 Datasheet - Page 29

• Manufacturer Part Number: TEA6843
• Description: New In Car Entertainment (NICE) extended car radio
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
2003 Dec 19
handbook, full pagewidth
handbook, full pagewidth
New In Car Entertainment (NICE)
extended car radio
(1) Level DAA setting byte 6 = FFH.
(2) Level DAA setting byte 6 = 84H (standard setting).
(3) Level DAA setting byte 6 = 00H.
Test signal: T
V level
(V)
6
5
4
3
2
1
0
10
V pulse
3
rep
= 2 ms, t
T rep
r
test signal
< 50 ns, t
10
2
f
< 50 ns and duty factor 50%.
50
4.7 nF
V pulse
Fig.5 Test circuit for AM noise blanker.
100
10
1
8.5 V
18
Fig.4 AM level voltage.
19
100
TEA6843HL
29
1
14
(1)
(2)
(3)
V IFAMP1IN
70
71
73
77
78
10
1 k
1 k
10
8.5 V
2
oscilloscope,
counter
V AMIF2IN (mV)
TEA6843HL
V level
V XTAL2
Product specification
MHC484
V
V
IFAMP1IN
XTAL2
MHC361
= 3 V.
= 4 V.
10
3