uaa3515a NXP Semiconductors, uaa3515a Datasheet - Page 32

• Manufacturer Part Number: uaa3515a
• Description: 900 Mhz Analog Cordless Telephone Ic
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2002 Sep 09
TX
f
Q
N
P
P
T
THD
Synthesizer
C
f
C
C
VCO(TX)
(i)XTAL
------------------------- -
------------------------- -
P
RANSMIT SYSTEM
C
o(PA)
o(PA)(max)
ct(RX TX)
VCO(TX)
RYSTAL OSCILLATOR
XTALI
XTALO
900 MHz analog cordless telephone IC
L(VCO)(TX)
SYMBOL
f
f
o(PA)
TUNE
VCO TX
VCO TX
VOLTAGE
V
V
TX
TXLF
mod
-
CONTROLLED OSCILLATOR AND POWER AMPLIFIER
VCO free running
frequency
quality factor of external
inductor
VCO gain
VCO modulation gain
VCO and power amplifier
phase noise
PA output power range
PA output power
adjustment
PA maximum output
power
total harmonic distortion
after demodulation
RXVCO crosstalk on
PA output with respect to
output power
crystal input frequency
input capacitance on
pin XTALI
input capacitance on
pin XTALO
crystal tuning
capacitance range
: external capacitor on pin XTALO is 8.2 pF; on pin XTALI is 5.6 pF (indicative)
PARAMETER
note 1
L = 3.9 nH;
f
V
V
V
P
f
TX to RX duplexer isolation
is 35 dB minimum; L
(both base and handset); loop
filter: see note 4
R
C
R
C
duplexer insertion loss to get
power on the antenna
f
V
CCITT filter included
note 1
indicative; XTAL tuning cap = 8
(see Table 5)
indicative
on XTALI pin
VCO
carrier
dev
TXLF
TXLF
MODO
o
MODO
o
S
o
S
f
f
f
offset
offset
offset
= 0 dBm;
= 50
= 50
= 1.6 pF (see Fig.4)
= 1.6 pF (see Fig.4); remove
= 60 kHz;
= 902 to 928 MHz
= 925.6 MHz;
= 0.5 V
= 1.5 V
= 2.2V
= 225 mV (p-p);
= 20 MHz
= 10 kHz
= 1 kHz
CONDITIONS
L
L
P
P
32
= 22 nH;
= 22 nH,
ext
= 3.9 nH
30
4
139
MIN.
910
50
25
530
2
4
1
1
10.24
4
1.5
4.5
150
85
60
45
TYP.
Product specification
2
20
UAA3515A
MAX.
MHz
MHz/V
MHz/V
kHz/V
dBc/Hz
dBc/Hz
dBc/Hz
dB
steps
dBm
%
dBc
MHz
pF
pF
pF
UNIT