UAA3540 查看數據表（PDF） - Philips Electronics
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UAA3540 Datasheet PDF : 16 Pages
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Philips Semiconductors
DECT receiver
Product specification
UAA3540TS
2.4
handbook, full pagewidth
VRSSI
(V)
2.0
1.6
FCA090
1.2
0.8
0.4
0
−102 −96 −90 −84 −78 −72 −66 −60 −54 −48 −42 −36 −30 −24 −18 −12 −6 0 6 12 18
Pi(RF) (dBm)
VCC = 3.2 V; Tamb = 25oC.
Fig.3 RSSI output voltage as a function of RF input power.
APPLICATION INFORMATION
handbook, full pagewidth
RF input
power down
control signal
L = 6.8 nH
1.2 pF 2.7 pF
L = 6.8 nH
1.2 pF 2.7 pF
GND(LO)
VCC
PD
VCC(RF)
GND(RF)
RFA
L = 6.8 nH RFB
GND(IF)
1
20
2
19
3
18
4
17
5
16
UAA3540TS
6
15
7
14
TEST4
VCC(LO)
LOB
LOA
VCC(IF)
RSSI
TEST3
RSET 8
13 DATA+
18 kΩ
TEST1
9
TEST2
12
VCC
8.2 pF
8.2 pF
VCC
symmetrical
LO signal
from VCO
VCC
RSSI output
27 pF
digital
data
output
slicer control
input signal
SLCCTR
10
11 DATA−
4.7 nF
FCA041
2000 Feb 15
Fig.4 Application diagram.
9
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