Philips Semiconductors
Product specification
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
TEA6848H
SYMBOL
Vo(rms)
PARAMETER
CONDITIONS
MIN.
205
TYP.
230
MAX. UNIT
FM MPX output voltage
(RMS value)
∆f = 22.5 kHz; fmod = 1 kHz;
VFMMIX2IN = 20 µV to 1 V
255
mV
∆f = 1.5 kHz; fmod = 1 kHz;
150
100
230
310
mV
V
FMMIX2IN = 20 µV to 1 V;
weather band mode
Io(max)
maximum FM MPX output
current
−
−
µA
B
bandwidth FM MPX output CL = 0; RL > 20 kΩ
200
−
−
−
kHz
dB
PSRR
power supply ripple
rejection
fripple = 100 Hz to 20 kHz
−
40
RL
Ro
CL
tsw
load resistance
20
−
−
−
kΩ
Ω
output resistance
load capacitance
AM to FM switching time
−
500
50
−
−
pF
ms
VFMMIX2IN = 100 µV
−
100
150
MPX mute
αmute
muting depth
data byte 2: bit 7 = 1 (mute)
60
80
−
dB
Voffset(DC)
DC offset during RDS
update mute pin FMMPX
∆V = Vmuted − Vnotmuted
−30
−
+30
mV
RDS update: pin TRDSMUTE
VTRDSMUTE
voltage at pin TRDSMUTE no mute
5.2
0.7
24
5.7
1.2
32
6.2
1.7
38
V
mute
V
Idch
Ich
discharge current
charge current
Vo = 3 V; data byte 2: bit 7 = 1
Vo = 3 V; data byte 2: bit 7 = 0
µA
µA
−38
−32
−24
FM IF LEVEL DETECTOR OUTPUT: PIN Vlevel(AMFM); note 3
Vlevel(AMFM)
DC output voltage
VFMMIX2IN = 10 µV to 1 V
0
−
7
V
V
VFMMIX2IN < 1 µV; standard
0.1
0.35
0.9
setting of level DAA
VFMMIX2IN = 1 mV; standard
setting of level DAA
1
1.5
40
2.1
50
V
∆Vlevel(AMFM)
step size of starting point
adjustment
data byte 5: bit 2 = 1, bit 1 = 0,
bit 0 = 0
30
650
mV
Vlevel(slope)
slope of level voltage
VFMMIX2IN = 1 to 300 mV;
standard setting of level slope
800
950
mV
---------------
20 dB
∆Vlevel(AMFM)
---------------------------------
∆VFMMIX2IN
∆Vstep
step size of slope
adjustment
VFMMIX2IN = 1 mV
45
60
75
mV
---------------
20 dB
Blevel(AMFM)
bandwidth of level output
voltage
VFMMIX2IN = 10 mV; standard
setting of level DAA
200
300
−
kHz
Isource
Isink
Ro
output source current
output sink current
output resistance
−
−
−
−
−300
−
µA
µA
Ω
50
−
500
2004 Nov 12
25
NXP [ NXP ]
