TDA5250D2 Datasheet, PDF (14/97 Pages) Infineon Technologies AG – ASK/FSK 868MHz Wireless Transceiver

confidential
TDA 5250 D2
preliminary
Functional Description
7
LNIx
8
Gnd1
9
GNDPA
10
PA
11
VCC1
12
PDN
see Pin 6
30
8
18
9
see Pin 8
10 Ω
10
9
GndPA
see Pin 1
50k
50k
PWDN
350
3k
12
Complementary RF input to differ-
ential LNA
Ground return for LNA and Power
Amplifier (PA) driver stage
Ground return for PA output stage
PA output stage
Supply for LNA and PA
Output of the negative peak
detector
13
PDP
14
SLC
15
VDD
16
BUSDATA
50k
50k
350
3k
13
PWDN
1.2uA
350
14
1.2uA
50k
50k
50k
50k
50k
50k
see Pin 1
15k
350
16
Output of the positive peakdetec-
tor
Slicer level for the data slicer
Digital supply
Bus data in/output
Wireless Components
3-4
Specification, July 2002