TDA5251F1 Datasheet, PDF (12/88 Pages) Infineon Technologies AG – ASK/FSK 315MHz Wireless Transceiver

Confidential
5
RXTX
TDA5251 F1
Version 1.0
Functional Description
RX/TX-mode switch input/output
350
5
TX
6
LNI
RF input to differential Low Noise
Amplifier (LNA))
5k
1.1V ^5k
6
7
7
LNIX
8
GND1
180
PWDN
180
PWDN
see Pin 6
Complementary RF input to
differential LNA
Ground return for LNA and Power
Amplifier (PA) dirver stage
30
8
18
9
GNDPA
10
PA
10
see Pin 8
10 W
9
Ground return for PA output stage
PA output stage
11
VCC1
9
GndPA
see Pin 1
Supply for LNA and PA
Preliminary Specification
12
2003-02-18