SA9502 데이터 시트보기 (PDF) - Philips Electronics
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SA9502 Datasheet PDF : 26 Pages
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Philips Semiconductors
Dual-band, CDMA/AMPS downconverter IC
Product specification
SA9502
AC ELECTRICAL CHARACTERISTICS (continued)
VCC = 2.7V; Tamb= +25°C; Plo = –3 dBm, fIF = 85.40 MHz and measured on Philips demonstration board; unless specified otherwise.
PARAMETER
TEST CONDITIONS
UNITS
MIN –3σ TYP. +3σ MAX.
PCS Downconverter
RF input frequency range
1810
1990 MHz
LO input frequency range
With doubler
Direct PCS LO
860
1720
1050
2200
MHz
MHz
IF output frequency range
50
300 MHz
IF output load impedance
Differential
1000
Ω
Conversion gain
Noise figure
Input IP3
@ fIF, over RF/LO frequency ranges
@ fIF, over RF/LO frequency ranges, SSB
@ fIF, over RF/LO frequency
ranges at 25°C @ VCC = 3.6V
direct LO
doubled LO
10.5 11.1 11.7
8.4 9.3
0.5 1.8
0.1 1.2
dB
dB
dBm
dBm
RF input return loss
LO input return loss
LO output return loss
LO input power range
ZS = 50Ω, with external balun
ZS = 50Ω
ZS = 50Ω, single LO out
7.5
10
8
–6
–3
dB
dB
dB
0 dBm
LO output power range
ZL = 50Ω, single LO out with LO buffer on
(Pin 13 = High)
–10.0 –8.5 –7
dBm
LO (input and output) to RF leakage
Single-ended in, single-ended out,
with and without doubler
–56 –47
dBm
LO (input and output) to IF leakage
Single-ended in, differential out,
with and without doubler
–43 –39
dBm
RF to LO (input) isolation
Single-ended in, single-ended out,
with and without doubler
44
46
dB
RF to IF isolation
Single-ended in, differential out
32
40
dB
LO output to LO input isolation
Single-ended in, single-ended out,
with doubler
30
31
dB
1/2 IF supurious rejection
1/2 IF spur, fIF = 85.4 MHz/111.38 MHz,
with doubler, Pint = –30 dBm at RF input.
42
46
dB
1/2 IF spur, fIF = 85.4 MHz/111.38 MHz,
without doubler, Pint = –30 dBm at RF input.
68
76
dB
With Tx band interferer at LO input port or LO
buffer output port of –40 dBm max and with
43
44
dB
Pint = –21 dBm in Rx band.
Spurious response rejection
With Tx band interferer at RF
direct LO
59
64
dB
input port of –40 dBm max and
with Pint = –21 dBm in Rx band. doubled LO
53
61
dB
1999 Mar 19
7
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