TEA6846 查看數據表（PDF） - Philips Electronics
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TEA6846 Datasheet PDF : 44 Pages
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Philips Semiconductors
New In Car Entertainment (NICE) car radio
Product specification
TEA6846H
SYMBOL
PARAMETER
CONDITIONS
MIN.
AGC peak detector output: pin T1FMAGC
Ich
charge current
Idis
discharge current
PIN diode drive output: pin IFMAGC
Idrive
drive current
Vo = 0.5 to 4.0 V
Level voltage output: pin Vlevel
Vth
threshold voltage for
narrow-band AGC
data byte 5: bit 7 = 1;
standard setting of level DAA
−350
15
8
500
FM RF MIXER
Reference voltage: pin Vref(FMMIX)
Vref
reference voltage
FM mode
6.5
AM mode
2.7
Inputs: pins FMMIXIN1 and FMMIXIN2; note 9
Vi(RF)(max)
maximum RF input
voltage
1 dB compression point of 70
FM mixer output voltage
(peak-to-peak value)
Vi(n)(eq)
equivalent input noise
voltage
Rgen = 600 Ω; RL = 2.8 kΩ; −
noise of Rgen not included
Ri
input resistance
−
Ci
input capacitance
−
Outputs: pins MIX1OUT1 and MIX1OUT2; note 5
Ro
output resistance
100
Co
output capacitance
−
Ibias
mixer bias current
FM mode
4.8
Vo(max)(p-p) maximum output voltage
3
(peak-to-peak value)
FM mixer
gm(conv)
conversion
8.5
transconductance
gm(conv)(T) conversion
−
transconductance
variation with temperature
F
noise figure
−
IP3
3rd-order intermodulation
116
IRR
image rejection ratio
25
IF AMPLIFIER 1
G
gain
F
noise figure
IP3
3rd-order intermodulation
RL = 330 Ω; Vi = 1 mV;
note 10
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
2001 Apr 12
20
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