TH7122 Datasheet, PDF (40/44 Pages) Melexis Microelectronic Systems – 27 to 930MHz FSK/FM/ASK Transceiver

TH7122
27 to 930MHz
FSK/FM/ASK Transceiver
9.3 LNA Input Impedances in Transmit Mode
Mode
Frequency
27 MHz
40 MHz
80 MHz
170 MHz
R_S
33.6 Ω
33.6 Ω
33.6 Ω
34.3 Ω
LNA off, Pin LNA is shorted
L_S
1.9 nH
2.1 nH
2.4 nH
2.2 nH
Frequency
315 MHz
433 MHz
868 MHz
915 MHz
R_S
32.7 Ω
33.6 Ω
35.7 Ω
36.6 Ω
L_S
2.2 nH
2.3 nH
2.7 nH
2.8 nH
IN_LNA
26
R_S
L_S
39010 07122
Rev. 008
Page 40 of 44
Data Sheet
June/07