Philips Semiconductors
Product specification
New In Car Entertainment (NICE) car radio
TEA6845AH; TEA6845H
MHB487
9
10
FMMPX
RDSMPX
handbook, full pagewidth
V
,
V
level
V
(V)
(dB)
0
8
(1)
THD
(%)
−10
−20
−30
−40
−50
−60
−70
−80
7
6
5
4
3
2
(2)
(3)
(4)
(5)
1
0
−3
−2
−1
2
3
10
10
10
1
10
10
10
V (mV)
i
(1) Output voltage for FMMPX and RDSMPX: f = 10.7 MHz; ∆f = 22.5 kHz; f
IF
= 1 kHz.
mod
(2) Noise: unweighted B = 250 Hz to 15 kHz with de-emphasis 50 µs for FMMPX.
(3) Noise: unweighted B = 250 Hz to 15 kHz with de-emphasis 50 µs for RDSMPX.
(4) THD for FMMPX and RDSMPX.
Vi = VFMLIMIN − VFMLIMDEC
.
(5) Level for standard setting of level DAA, byte 6 = 84H.
Fig.6 (S+N)/N, THD and level output voltage for FM mode as a function of FM demodulator input voltage.
2001 Apr 12
27
NXP [ NXP ]
