TEA6843 Просмотр технического описания (PDF) - Philips Electronics
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TEA6843 Datasheet PDF : 62 Pages
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Philips Semiconductors
New In Car Entertainment (NICE)
extended car radio
Product specification
TEA6843HL
SYMBOL
PARAMETER
CONDITIONS
∆Nstep
programmable divider
step size
REFERENCE FREQUENCY DIVIDER
Nref
crystal oscillator
fosc = 20.5 MHz
divider ratio
fref = 100 kHz
fref = 50 kHz
fref = 25 kHz
fref = 20 kHz
fref = 10 kHz
CHARGE PUMP: PIN CPOUT
Isink(cp1)l
Isource(cp1)l
Isink(cp1)h
low charge pump 1
sink current
low charge pump 1
source current
high charge pump 1
sink current
Isource(cp1)h
high charge pump 1
source current
Isink(cp2)
Isource(cp2)
charge pump 2 sink
current
charge pump 2 source
current
CHARGE PUMP: PIN Vtune
Isink(cp3)
charge pump 3 sink
current
Isource(cp3)
charge pump 3 source
current
0.4 V < VCPOUT < 7.6 V; data
byte 4: bit 0 = 0, bit 1 = 1,
bit 2 = 1 for FM weather band;
fVCO > fref × divider ratio
0.4 V < VCPOUT < 7.6 V; data
byte 4: bit 0 = 0, bit 1 = 1,
bit 2 = 1 for FM weather band;
fVCO < fref × divider ratio
0.4 V < VCPOUT < 7.6 V; data
byte 4: bit 0 = 1, bit 1 = 1,
bit 2 = 1 for AM IF2 output;
N2 = 10 (LW and MW);
fVCO > fref × divider ratio
0.4 V < VCPOUT < 7.6 V; data
byte 4: bit 0 = 1, bit 1 = 1,
bit 2 = 1 for AM IF2 output;
N2 = 10 (LW and MW);
fVCO < fref × divider ratio
0.3 V < VCPOUT < 7.1 V; data
byte 4: bit 0 = 0, bit 1 = 0,
bit 2 = 0; FM standard mode;
fVCO > fref × divider ratio
0.3 V < VCPOUT < 7.1 V; data
byte 4: bit 0 = 0, bit 1 = 0,
bit 2 = 0; FM standard mode;
fVCO < fref × divider ratio
0.4 V < Vtune < 7.6 V; data
byte 4: bit 0 = 0, bit 1 = 0,
bit 2 = 0; FM standard mode;
fVCO > fref × divider ratio
0.4 V < Vtune < 7.6 V; data
byte 4: bit 0 = 0, bit 1 = 0,
bit 2 = 0; FM standard mode;
fVCO < fref × divider ratio
MIN.
−
−
−
−
−
−
−
−
−
−
−
−
−
−
TYP.
1
205
410
820
1 025
2 050
300
−300
1
−1
130
−130
3
−3
MAX.
−
UNIT
−
−
−
−
−
−
µA
−
µA
−
mA
−
mA
−
µA
−
µA
−
mA
−
mA
2003 Dec 19
13
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