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
Idis
Vth
RF MIXER
Ri
Ci
Ro
Co
Vi(RF)(max)
Vref
Vo(max)(p-p)
gm(CONV)
gm(CONV)(T)
Vi(n)(eq)
FFMmixer
Ibias
IP3
IRR
IF AMPLIFIER 1
GAMP1
Vi(max)(M)
Vo(max(M)
Ri
PARAMETER
discharge current AGC
peak detector (pin 22)
threshold voltage for
narrow-band AGC
(pin 58)
CONDITIONS
MIN.
15
data byte 5 bit 7 = 1; standard 500
setting of level DAA
TYP.
25
950
input resistance
(pin 25 to 27)
−
1.4
input capacitance
(pin 25 to 27)
−
5
output resistance
(pin 35 to 36)
100
−
output capacitance
(pin 35 to 36)
−
5
maximum RF input
1 dB compression point of 70
100
voltage (pin 25 to 27)
V35-36(p-p)
reference voltage
FM mode
6.5
7.1
(pin 28)
AM mode
2.7
3.1
maximum output voltage
(pin 35 to 36)
(peak-to-peak value)
3
−
conversion
transconductance
8.5
12.5
conversion
transconductance
temperature
dependency
−
−0.1
equivalent input noise Rgen = 600 Ω; RL = 2.8 kΩ; −
2.6
voltage (pin 25 to 27) noise of Rgen not included
noise figure of FM mixer
mixer bias current
(pins 35 and 36)
3rd-order
intermodulation
image rejection ratio
FM position
−
3
4.8
6
116
119
25
30
amplifier gain
RL = 330 Ω; V39-37 = 1 mV
8.5
10.5
maximum input peak 1 dB compression point of 300
−
voltage (pin 39 to 37)
V40(peak)
maximum output peak
voltage (pin 40)
1.2
1.5
input resistance
(pin 39 to 37)
270
330
MAX. UNIT
35
µA
1400 mV
−
kΩ
7
pF
−
kΩ
7
pF
−
mV
7.9
V
3.4
V
−
V
18
mA/V
−
%/K
3.1
---n---V-----
Hz
4.6
dB
7.2
mA
−
dBµV
−
dB
12.5 dB
−
mV
−
V
390
Ω
1999 Jul 12
21
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