TEA6845H/V2,557 View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
MFG CO.
TEA6845H/V2,557 Datasheet PDF : 49 Pages
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Philips Semiconductors
New In Car Entertainment (NICE) car radio
Product specification
TEA6845H
SYMBOL
PARAMETER
CONDITIONS
AGC peak detector output: pin T1FMAGC
Ich
charge current
Idch
discharge current
PIN diode drive output: pin IFMAGC
Idrive
drive current
Level voltage output: pin Vlevel
Vth
threshold voltage for
narrow-band AGC
Vo = 0.5 to 4.0 V
data byte 5: bit 7 = 1;
standard setting of level DAA
FM RF MIXER
Reference voltage: pin Vref(FMMIX)
Vref
reference voltage
FM mode
AM mode
Inputs: pins FMMIXIN1 and FMMIXIN2; note 9
Vi(RF)(max)
maximum RF input
voltage
Vi(n)(eq)
equivalent input noise
voltage
1 dB compression point of
FM mixer output voltage
(peak-to-peak value)
Rgen = 600 Ω; RL = 2.8 kΩ
MIN.
−350
15
8
500
6.5
2.7
70
−
Ri
input resistance
Ci
input capacitance
Outputs: pins MIX1OUT1 and MIX1OUT2; note 5
Ro
Co
Ibias
Vo(max)(p-p)
output resistance
output capacitance
mixer bias current
maximum output voltage
(peak-to-peak value)
FM mode
FM mixer
gm(conv)
conversion
transconductance
gm(conv)(T)
F
IP3
IRR
conversion
transconductance
variation with temperature
noise figure
3rd-order intermodulation
image rejection ratio
IF AMPLIFIER 1
G
gain
F
noise figure
IP3
3rd-order intermodulation
RL = 330 Ω; Vi = 1 mV;
note 10
−
−
100
−
4.8
3
8.5
−
−
116
25
13.5
−
117
TYP.
MAX.
−600
25
−850
35
11.5
15
950
1 400
7.1
7.9
3.1
3.4
100
−
2.6
3.1
1.4
−
5
7
−
−
5
7
6
7.2
−
−
12.5
18
−1 × 10−3 −
3
4.6
119
−
30
−
15.5
17.5
10
13
120
−
UNIT
µA
µA
mA
mV
V
V
mV
---n---V-----
Hz
kΩ
pF
kΩ
pF
mA
V
m---V---A--
K−1
dB
dBµV
dB
dB
dB
dBµV
2003 Feb 04
20
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