UAA2068 Ver la hoja de datos (PDF) - Philips Electronics
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UAA2068 Datasheet PDF : 20 Pages
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Philips Semiconductors
Transmit chain and synthesizer with
integrated VCO for DECT
Product specification
UAA2068G
THERMAL CHARACTERISTICS
SYMBOL
Rth(j-a)
PARAMETER
thermal resistance from junction to ambient
CONDITIONS
in free air
VALUE
100
UNIT
K/W
CHARACTERISTICS
VCC = 3.6 V; VCC(CP) = 3.6 V; Tamb = 25 °C; unless otherwise specified. Characteristics for which only a typical value is
given are not tested.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Supplies
VCC
VCC(CP)
ICC(SYA) +
ICC(SYD)
ICC(VCO) +
ICC(BUF)
ICC(DBL)
ICC(AMP)
ICC(pd)
supply voltage
charge-pump supply voltage
synthesizer supply current
VCO and buffer parts supply
current
doubler supply current
TX preamplifier supply current
total supply current in
power-down mode
VCC(CP) ≥ VCC
S_EN = 1
VCO_ON = 1
in RX mode
in TX mode
in RX mode
in TX mode
3
3.6
5.2
V
3
3.6
5.2
V
−
9.5
14
mA
−
9.5
14
mA
−
14.4 19
mA
−
10
14
mA
−
0
50
µA
−
24
32
mA
−
5
50
µA
Synthesizer main divider
fRF
RF frequency
Rm
main divider ratio
Synthesizer reference divider input
fxtal
Vxtal(rms)
crystal reference input frequency
sinusoidal input signal level
(RMS value)
Rref
reference division ratio
Ri
input resistance (real part of the
input impedance)
Ci
input capacitance (imaginary
part of the input impedance)
fxtal = 13.824 MHz
1880 −
1024 −
1 920
1 151
−
13.824 −
50
−
500
−
8
−
−
4.5
−
−
2.5
−
MHz
MHz
mV
kΩ
pF
Phase detector
fPC
phase comparator frequency
Charge-pump output
Io(cp)
Io(cp)(err)
Imatch
IL(cp)
charge-pump output current
charge-pump output current error
sink-to-source current matching
charge-pump-off leakage current
VCP = 1⁄2VCC;
RSET = 8.2 kΩ
note 1
VCP = 1⁄2VCC
VCP = 1⁄2VCC
−
1728 −
kHz
−
1.5
−
mA
−25 −
+25
%
−
±5
−
%
−1
0
+1
nA
1998 Nov 19
10
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