TEA6840 Ver la hoja de datos (PDF) - Philips Electronics
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TEA6840 Datasheet PDF : 44 Pages
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Philips Semiconductors
New In Car Entertainment (NICE) car radio
Preliminary specification
TEA6840H
SYMBOL
PARAMETER
CONDITIONS
MIN.
AM MIXER 2 (IF2 = 450 kHz)
Ri
input resistance
270
(pin 39 to 37)
Ci
input capacitance
−
(pin 39 to 37)
VI
DC input voltage
2.4
(pins 39 and 37)
Ro
output resistance
100
(pin 52 to 53)
Co
output capacitance
−
(pin 52 to 53)
Vi(max)(peak)
maximum input voltage 1 dB compression point of 1.1
(pin 39 to 37)
V52-53(p-p)
(peak value)
Vo(max)(p-p)
maximum output voltage VDDA1 = 8.5 V
12
(pin 52 to 53)
(peak-to-peak value)
gm(CONV)
conversion
1.3
transconductance
g----m-∆---(--gC---m-O---(N--C--V--O-)---N×---V--∆--)--T--
conversion
transconductance
temperature
−
dependency
IP3
3rd-order
R52-53(ACL) = 4 kΩ
134
intermodulation
IP2
2nd-order
R52-53(ACL) = 4 kΩ
−
intermodulation
Vi(n)(eq)
equivalent input noise Rgen = 330 Ω;
−
voltage (pin 39 to 37)
R52-53(ACL) = 4 kΩ
FAMMIX2
noise figure of AM
−
mixer 2
Ibias
mixer bias current
AM position
3.6
(pins 52 and 53)
IF2 AGC STAGE AND AM DETECTOR
VAGC(start)
AGC start voltage
(pin 45 to 48)
VAGC(stop)
AGC stop voltage
(pin 45 to 48)
∆AGC
AGC range
Ri
input resistance
(pin 45 to 48)
Ci
input capacitance
(pin 45 to 48)
input carrier voltage
−
maximum input peak voltage 1
between start and stop of
−
AGC; m = 0.8
1.8
−
TYP.
MAX. UNIT
330
390
Ω
5
7
pF
2.7
3
V
−
−
kΩ
5
7
pF
−
−
V
15
−
V
1.6
1.9
−9 × 10−4 −
mA/V
1/K
137
−
dBµV
170
−
dBµV
15
22
---n---V-----
Hz
16
19.5 dB
4.5
5.4
mA
14
30
µV
−
−
V
89
−
dB
2
2.2
kΩ
−
5
pF
1999 Jul 12
18
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