19 / 50 page

Electrical Specifications
nanoNET TRX Transceiver (NA1TR8) Datasheet
© 2007 Nanotron Technologies GmbH.
NA-03-0111-0239-2.09 Page 13
8
8.3
Receiver (RX) Parameters
Under nominal conditions unless specified. See Nominal Conditions on page 7.
Note: The measurement results provided in this table were reached by using CDDL. For information on the
CDDL, refer to the Complementary Dispersive Delay Line Datasheet.
Table 6: Receiver (RX) parameters
Parameter
Min
Typ
Max
Unit
Receiver sensitivity @ 1 Mbps
–
-92
–
dBm
Receiver sensitivity @ 2 Mbps
–
-86
–
dBm
Input impedance @ 2.44 GHza
a.
Simulated results.
–
7–j56
–
Ω
Type of input
–
Balanced
–
–
Center frequency
–
2441.75
–
MHz
Gain from receiver input up to input to dis-
persive delay line (CDDL)
a
–
64
–
dB
LO frequency
–
2691.75
–
MHz
LO frequency accuracy
-0.5
± 0.275
0.5
MHz
LO rejection noise PRX-LO
@ LNA input pin
–
–
-40
dBm
Programmable frequency stepb
b.
The minimum change frequency of the LO.
–
± 500
–
kHz
IF frequency (center)
–
250
–
MHz
IF frequency bandwidth (-3 dB)a
(determined by CDDL)
90
–
–
MHz
IF output impedance (balanced)
@ 250 MHza
–
100
–
Ω
Type of IF output
–
Balanced
–
–
Impedance of IF input 1 (balanced)
@ 250 MHza
–
1.6
–
k
Ω
Impedance of IF input 2 (balanced)
@ 250 MHza
–
1.6
–
k
Ω
Type of IF1, IF2 input
–
Balanced
–
–
Maximum received power
–
–
-20
dBm