SA9504 查看數據表（PDF） - Philips Electronics
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SA9504 Datasheet PDF : 22 Pages
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Philips Semiconductors
Dual-band, PCS(CDMA)/AMPS
LNA and downconverter mixers
Preliminary specification
SA9504
AC ELECTRICAL CHARACTERISTICS (continued)
VCC = 2.7 V; Tamb = 25°C, Plo= –3 dBm.
fRF = 1960 MHz, fLO = 1750 MHz, fIF = 210 MHz, output differential load of 1 kΩ for PCS.
PARAMETER
TEST CONDITIONS
PCS Downconverter
RF input frequency range
LO input frequency range
IF output frequency range
IF Output Load Impedance
Conversion Gain
Noise Figure
Input IP3
RF Input Return Loss
LO Input Return Loss
(Tx) LO Output Return Loss
LO Input Power Range
(Tx) LO Output Power Range
LO (input and Output) to RF Leakage
LO (input and Output) to IF Leakage
RF to LO (Input) Isolation
RF to IF Isolation
(Tx) LO Output to LO Input Isolation
Leakage conversion gain
without doubler
with doubler
Differential
SSB NF, low side LO (fLO = 1750 MHz)
SSB NF, high side LO (fLO = 2170 MHz)
P1, P2 = –30 dBm
Tone spacing = 800 kHz
ZS = 50Ω, with external matching
ZS = 50Ω
ZS = 50Ω
ZL = 50Ω single-ended; (Tx) LO buffer ON
Single-ended in, single-ended out,
with and without doubler
Single-ended in, differential out,
with and without doubler
Single-ended in, single-ended out,
with and without doubler
Single-ended in, differential out
Single-ended in, differential out, with doubler
f1 = fRX ± 80 MHz at LNA input.
P1 = – 70 dBm.
Measured through conversion gain in
stop-band, without SAW filters being
connected. Ports terminated with 50Ω.
LIMITS
UNIT
MIN –3s TYP +3s MAX
1810
1990 MHz
1720
2120 MHz
860
1050 MHz
50
300 MHz
1000
Ω
10.5 11.5 12.5
dB
9.0 10
dB
8.0
9
dB
3
4
dBm
10
10
8
–9
–6
0
–10 –9
–6
–35
dB
dB
dB
dBm
dBm
dBm
–35
dBm
30
dB
20
dB
30
dB
–40
dBc
TYPICAL DOWNCONVERTER SPECIFICATIONS WITH TEMPERATURE VARIATION FROM –40°C TO +85°C
VCC = 2.7 V
SPECIFICATION
–40°C
TEMPERATURE
+25°C
+85°C
UNIT
Cellular band downconverter
Conversion Gain Variation
1
0
–1
dB
IP3 Variation
–4
0
+1
dB
Noise Figure Variation
–1.5
0
1.5
dB
PCS band downconverter
Conversion Gain Variation
1
0
–1
dB
IP3 Variation
0.5
0
–1
dB
Noise Figure Variation
–1.5
0
0.8
dB
1999 Oct 28
8
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