TEA5768HL Просмотр технического описания (PDF) - Philips Electronics
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TEA5768HL Datasheet PDF : 36 Pages
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Philips Semiconductors
Low-power FM stereo radio for
handheld applications
Product specification
TEA5768HL
12 AC CHARACTERISTICS
VCCA = VVCOTANK1 = VVCOTANK2 = VCCD = 2.7 V; Tamb = 25 °C; measured in the circuit of Fig.5; all AC values are given
in RMS; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP. MAX. UNIT
Voltage controlled oscillator
fosc
oscillator frequency
Crystal oscillator
150
−
217
MHz
CIRCUIT INPUT: PIN XTAL2
Vi(osc)
oscillator input voltage
oscillator externally clocked
140
−
350
mV
Ri
input resistance
oscillator externally clocked
data byte 4 bit 4 = 0
2
3
4
kΩ
data byte 4 bit 4 = 1
230
330 430
kΩ
Ci
input capacitance
oscillator externally clocked
data byte 4 bit 4 = 0
3.9
5.6 7.3
pF
data byte 4 bit 4 = 1
5
6
7
pF
CRYSTAL: 32.768 kHz
fr
∆f/fr
C0
RS
∆fr/fr(25 °C)
series resonance frequency data byte 4 bit 4 = 1
frequency deviation
shunt capacitance
series resistance
temperature drift
−10 °C < Tamb < +60 °C
CRYSTAL: 13 MHz
fr
∆f/fr
C0
Cmot
RS
∆fr/fr(25 °C)
series resonance frequency data byte 4 bit 4 = 0
frequency deviation
shunt capacitance
motional capacitance
series resistance
temperature drift
−40 °C < Tamb < +85 °C
Synthesizer
−
32.768 −
kHz
−20 × 10−6 −
+20 × 10−6
−
−
3.5
pF
−
−
80
kΩ
−50 × 10−6 −
+50 × 10−6
−
13
−30 × 10−6 −
−
−
1.5
−
−
−
−30 × 10−6 −
−
MHz
+30 × 10−6
4.5
pF
3.0
fF
100
Ω
+30 × 10−6
PROGRAMMABLE DIVIDER; note 1
Nprog
programmable divider ratio
∆Nstep
programmable divider step
size
data byte 1 = XX111111;
data byte 2 = 11111110
data byte 1 = XX010000;
data byte 2 = 00000000
−
−
8 191
2 048
−
−
−
1
−
REFERENCE FREQUENCY DIVIDER
Nref
crystal oscillator divider
ratio
data byte 4 bit 4 = 0
data byte 5 bit 7 = 1;
data byte 4 bit 4 = 0
data byte 4 bit 4 = 1
−
260 −
−
130 −
−
1
−
2004 Sep 13
17
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