TDA5255E1 Datasheet, PDF (14/93 Pages) Infineon Technologies AG – ASK/FSK 434MHz Wireless Transceiver

Confidential
18
VSS
19
XOUT
20
XSWF
21
XIN
22
XSWA
23
XGND
24
EN
see Pin 8
Vcc 4k
Vcc-860mV
150mA
TDA5255 E1
Version 1.1
Functional Description
Ground for digital section
Crystal oscillator output, can also
be used as external reference
frequency input.
19
125fF ..... 4pF
FSK modulation switch
21
20
250fF ..... 8pF
23
see Pin 20
22
ASK modulation/FSK center
frequency switch
20
23
see Pin 22
Crystal oscillator ground return
3-wire bus enable input
350
24
Preliminary Specification
14
2002-11-28