User's Manual

DCX KeyFob Module
Operations Manual
DCX_KeyFob_UserManual_1.45_2007Apr2.doc
5
RKE Transmitter -- General Wireless Specifications
Parameter Specification Units
Output Power Limits and Stability
Output Power
<= 81.0
dB μV/m
(peak)
Output Power Stability +/- 3 dB
Modulation Index (ASK Mode)
ON-OFF Ratio 40 dB
Intra-Transmission Stability
Output Power 1
(bit-wise peak power across packet)
dB
Center Frequency +/- 10 kHz
Timing +/- 1 %
Carrier Attack / Close Time
Attack Time 25 μsec
Close Time 50 μsec
KeyFob Operating Temperatures
Parameter Minimum Maximum
Physical Device Classification
RKE Feature OpTemp -20
o
C +70
o
C
SKIM Feature OpTemp -40
o
C +85
o
C
Storage Temperature (ExpTemp) -40
o
C +85
o
C
Humidity (Operation) <2% RH >99% RH