User Guide

NSB-5
System Module PAMS Technical Documentation
Page 82 Nokia Mobile Phones Ltd. Issue 1 03/01
UHF LO signal into CRFU_2a
Table 45: UHF LO buffer specifications
Operating temperature -10 75 C
Storage temperature -40 85 C
Package 6.0 x 8.0 x 1.8 mm (max) SMD reflow
Parameter Minimum
Typical/
Nominal
Maximum Unit/Notes
Input frequency range
GSM
1443 1510 MHz
Input level
UHFLO_IN_P
-13
(140ohms)
-3
(261ohms)
dBm
(measured input resistance)
Input level
UHFLO_IN_M
N/A This input is shorted to ground
with a cap
Input impedance change
between RX and TX mode
1%
Start up time 10 usec
Input resistance 250 ohms
Input capacitance No data
available
pF
Phase noise,
fo +/- 25 kHz
fo +/- 600 kHz
fo +/- 1600 kHz
fo +/- 3000 kHz
-100
-120
-130
-140
dBc/Hz
Pulling figure -1 1 MHz
Pushing figure -1 1 MHz
Frequency stability over
temperature range
-3 3 MHz
Harmonics -10 dBc
Spurious -70 dBc
Input capacitance at
Vc-pin
100 pF
Operating temperature -10 75 C
Storage temperature -40 85 C
Package 6.0 x 8.0 x 1.8 mm (max) SMD reflow
Parameter Minimum
Typical/
Nominal
Maximum Unit/Notes