User's Manual

FreeStar ZFSM-101-3
Page 5
Parameter Min Typ Max Unit
General Characteristics
RF Frequency Range 2400 2483.5 MHz
Output Power (software controlled) 1 100 mW
Receiver Sensitivity @ 1% PER -91 dBm
RF Data Rate 250 kbps
Host Data Rate 19.2 kbps
Voltage Operating Range 2.1 3.6 V
General Purpose Digital I/O (8 Pins) 8 Pins
RF Channels (Channels 24, 25, and 26 are set at reduced power levels) 16 Channels
DC Electrical Characteristics
Power Supply Current
(Vdd) = 3.3V, @ 25°C
Transmit Mode 100mW 170 mA
Receive Mode 50 55 mA
Standby Mode 15 uA
Output High Voltage (all digital outputs) 80% Vdd Vdd V
Output Low Voltage (all digital outputs) 0 20% Vdd V
AC Electrical Characteristics
Sensitivity for 1% packet error rate (-40 to +85ºC) – -91 dBm
Sensitivity for 1% packet error rate (25ºC) – -91 -89 dBm
Saturation (maximum input level) 10 dBm
Nominal Output Power 20 dBm
Output Power Control Range (+20 to 0 dBm) 20 dB
Error Vector Magnitude (RMS EVM) 35 %
Over the Air Data Rate 250 kbps
On-board Antenna Gain (peak) 0.8 dBi
On-board Antenna Gain (average) -3.1 dBi
TYPICAL TRANSMIT POWER VS. POWER SETTING
Power Setting Output Power
>= 30 19.8 dBm
28 19.8 dBm
26 19.8 dBm
24 19.2 dBm
22 17.6 dBm
20 17.2 dBm
18 16.8 dBm
16 16.3 dBm
14 10.8 dBm
12 10.4 dBm
10 9.8 dBm
8 9.2 dBm
6 2.7 dBm
4 2.3 dBm
2 1.9 dBm
0 1.5 dBm
ELECTRICAL CHARACTERISTICS