Data Sheet

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5
1.4. Selected RF Characteristics
Parameters
Conditions
Typical
Unit
Antenna load
50
ohm
Radio Receiver
Sensitivity level
BER < .001 with DH5
-92
dBm
Maximum usable level
BER < .001 with DH1
0
dBm
Input VSWR
2.5:1
Radio Transmitter
Maximum output power
50 Ω load
+4
dBm
Initial Carrier Frequency Tolerance
0
kHz
20 dB Bandwidth for modulated carrier
935
kHz
1.5. I/O Operating Characteristics
Symbol
Parameter
Min
Max
Unit
Conditions
V
IL
Low-Level Input Voltage
-
0.3 × VCC
Volts
V
IN
, 3.0V
V
IH
High-Level Input Voltage
0.7× VCC
-
Volts
V
IN
, 3.0V
V
OL
Low-Level Output Voltage
-
0.1× VCC
Volts
V
IN
, 3.0V
V
OH
High-Level Output Voltage
0.9× VCC
-
Volts
V
IN
, 3.0V