TEA6850H 데이터 시트보기 (PDF) - Philips Electronics
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TEA6850H Datasheet PDF : 20 Pages
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Philips Semiconductors
IF filter / amplifier / demodulator for FM
radio receivers
Preliminary specification
TEA6850
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
RR
power supply ripple rejection
f = 200 Hz to 20 kHz;
38 −
−
dB
Vrmax = 100 mV (on VP);
ripple at MPX output
αAM
AM suppression
fmod = 400 Hz;
−
50 −
dB
modulation = 30%
500 µV < EMF < 100 mV 40 44 −
dB
RDS output (pin 1)
ZO
RL
CL
V1
tswitch
output impedance
load resistance
load capacitance
RDS signal output voltage
switch on time
−
−
15 −
−
−
fmod = 57 kHz; ∆f = 2 kHz; 4
6
RL = ∞; CL = 0
−
−
1
kΩ
−
kΩ
50 pF
−
mV
500 ms
10.7 MHz input (pins 14 and 15)
Ri
input resistance
Ci
input capacitance
V14
residual oscillator signal
3.5 5
−
−
fosc/2 = 11 mHz; RG = 300 Ω −
−
6.5 kΩ
5
pF
30 µV
Crystal
f0
∆f0/f0
C0
RS
∆T0/T0
standard frequency
frequency tolerance
shunt capacitance
equivalent series resistance
temperature drift
−40 °C < T < +85 °C
−
22
−100 −
−
−
−
−
−50 −
−
+100
7
120
+ 50
MHz
ppm
pF
Ω
ppm
Oscillator (measured at pin 18)
V18
22 MHz output level
OUT300Q, I output (pins 21 and 22; ROUT300 = 33 KΩ; see Fig.4)
13 20 40 mV
V21,22
|V21|−|V22|
TC
output voltage
I, Q output level difference
temperature coefficient of
EMF = 75 mV
output voltage
ZO
output impedance
Turnable filter (−40 °C < T < +85 °C; filter response see Fig.5)
7
12 14 mV
−
−
1.5 mV
−
3.3 −
10−3/K
−
1.26 −
kΩ
∆F0
∆B
Bmax
Bmin
frequency temperature shift
bandwidth temperature shift
maximum adjustable
bandwidth
minimum adjustable
bandwidth
V13 = 0 V
−10 0
−5 0
70 80
+10 kHz
+3 kHz
−
kHz
−
20 −
kHz
July 1994
10
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