Philips Semiconductors
Product specification
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
TEA6848H
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
AM RF AGC CURRENT GENERATOR OUTPUT: PIN IAMAGC
Isink(max)
maximum AGC sink
current
Vo = 2.8 V
11
15
19
mA
Isink
Ro
AGC sink current
output resistance
FM mode
1
−
−
5
−
−
7
mA
MΩ
pF
Io = 1 µA
0.5
−
Co
AM AGC current generator
output capacitance
RF CASCODE AGC
Icas(off)
AM cascode off current
FM mode
−
−
100
nA
Pin VAMCASFB
Vcas(FB)
cascode feedback voltage VAMMIX1IN-AMMIX1DEC above
threshold; minimum gain
−
0.26
−
V
Icas(FB)
cascode feedback sense
current
0
−
1
µA
Pin VAMCAS
Vcas
cascode voltage
VAMMIX1IN-AMMIX1DEC below
threshold; maximum gain
−
5
−
−
V
Icas
cascode transistor base
current capability
100
−
µA
AM MIXER 1 (IF1 = 10.7 MHZ)
Mixer inputs: pins AMMIX1DEC and AMMIX1IN
Ri
input resistance
note 6
note 6
15
25
5
40
7.5
3.1
−
kΩ
pF
V
Ci
input capacitance
DC input voltage
maximum input voltage
2.5
2.3
500
VI
2.7
−
Vi(max)
1 dB compression point of
VMIX1OUT1-MIX1OUT2; m = 0
mV
Mixer outputs: pins MIX1OUT1 and MIX1OUT2
Ro
output resistance
note 7
note 7
100
−
−
−
7
−
kΩ
pF
V
Co
output capacitance
4
Vo(max)(p-p)
maximum output voltage
(peak-to-peak value)
12
15
Ibias
mixer bias current
AM mode
4.8
2.0
6
7.2
3.2
mA
Mixer
gm(conv)
conversion
transconductance
2.55
mA
--------
V
I
--M----I-X---1---O---U----T-
VMIX1IN
2004 Nov 12
17
NXP [ NXP ]
