Philips TEA5768HL, Техническое описание

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2004 Sep 13 19
Philips Semiconductors Product specification
Low-power FM stereo radio for
handheld applications
TEA5768HL
V
RF
RF sensitivity input voltage f
RF
= 76 MHz to 108 MHz;
∆
f = 22.5 kHz; f
mod
= 1 kHz;
(S+N)/N = 26 dB;
de-emphasis = 75
µ
s;
B
AF
= 300 Hz to 15 kHz
−
2 3.5
µ
V
IP3
in
in-band 3rd-order intercept
point related to V
RFI1-RFI2
(peak value)
∆
f
1
= 200 kHz;
∆
f
2
= 400 kHz;
f
tune
= 76 MHz to 108 MHz
81 84
−
dB
µ
V
IP3
out
out-band 3rd-order
intercept point related to
V
RFI1-RFI2
(peak value)
∆
f
1
= 4 MHz;
∆
f
2
= 8 Hz;
f
tune
= 76 MHz to 108 MHz
82 85
−
dB
µ
V
RF AGC
V
RF1
RF input voltage for start of
AGC f
RF1
= 93 MHz; f
RF2
= 98 MHz;
V
RF2
= 50 dB
µ
V;
; note 2
66 72 78 dB
µ
V
IF filter
f
IF
IF filter centre frequency 215 225 235 kHz
B
IF
IF filter bandwidth 85 94 102 kHz
S
+200
HIGH side 200 kHz
selectivity
∆
f = +200 kHz;
f
tune
= 76 MHz to 108 MHz;
note 3
39 43
−
dB
S
−
200
LOW side 200 kHz
selectivity
∆
f =
−
200 kHz;
f
tune
= 76 MHz to 108 MHz;
note 3
32 36
−
dB
S
+100
HIGH side 100 kHz
selectivity
∆
f = +100 kHz;
f
tune
= 76 MHz to 108 MHz;
note 3
8 12
−
dB
S
−
100
LOW side 100 kHz
selectivity
∆
f =
−
100 kHz;
f
tune
= 76 MHz to 108 MHz;
note 3
8 12
−
dB
IR image rejection f
tune
= 76 MHz to 108 MHz;
V
RF
= 50 dB
µ
V
24 30
−
dB
FM IF level detector and mute voltage
V
RF
RF input voltage for start of
level ADC read mode data byte 4 bit 4 = 1 2 3 5
µ
V
∆
V
step
level ADC step size 2 3 5 dB
P
IN
TMUTE
V
level
level output DC voltage V
RF
= 0
µ
V 1.55 1.65 1.80 V
V
RF
= 3
µ
V 1.60 1.70 1.85 V
V
level(slope)
slope of level voltage V
RF
= 10
µ
V to 500
µ
V 150 165 180
R
o
output resistance 280 400 520 k
Ω
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
V
TMUTE
∆
V
RF1
-----------------------
14 mV
3 dB
µ
V
--------------------
<
mV
20 dB
---------------