User's Manual

© Copyright 2005 Innovative Wireless Technologies P1b
AXON™ Module Electrical Specifications
Parameter Min. Typ. Max. Unit Condition/Note
Overall
Operation Temperature
-40 85 ºC
Ambient
Temperature
RF Frequency Range
2400 2483.5 MHz
Programmable in 1
MHz steps. 5 MHz
steps needed for
compliance with
802.15.4
Absolute Supply Voltage 3.3 +6 V
Transmitter
Transmit Bit Rate 250 250 kbps 802.15.4/D18
Transmit Chip Rate 2000 2000 kChips/s 802.15.4/D18
Nominal Output Power
0 dBm
Delivered into 50
load
Receiver
Receiver Sensitivity
-90 -94 dBm
PER=1%, Measured
through 50 load,
conducted.
Dynamic Range
90 dB
PER=1%, Measured
through 50 load,
conducted.
Frequency Error Tolerance -300 300 kHz
General I/O Available
GPIO3-5
SCHMITT-Trigger Input Specifications
V
IT+
Positive-going input threshold 1.5 1.9 V
V
IT-
Negative-going input
threshold 0.9 1.3 V
V
hys
Input voltage hysteresis 0.5 1.0 V
Output Specifications
VOH High-level output voltage
Test Condition IOH(max) = -1mA Vcc-0.25 Vcc V
Test Condition IOH(max) = -6 mA Vcc-0.60 Vcc V
VOL Low-level output voltage
Test Condition IOL(max) = 1.5 mA Vss Vss+0.25 V
Test Condition IOL(max) = 6 mA
Vss Vss+0.6 V
Analog to Digital Inputs Available
A0
Accuracy 12 Bit 12 bit ADC
Input capacitance 140 pF
Input resistance 2050 
External Voltage Reference (selectable
via resistor divider) 1.4 3.3 V
Current Consumptions
Transmit Mode
19 mA
Measured at 4.5 V
(3-AA supply)
Receive Mode 21 mA Measured at 4.5 V
Idle Mode
470 uA
Measured at 4.5 V
(OSC and UART
running)
Sleep Mode
140 uA
Measured at 4.5 V
(No OSC or
UART)