MRF24J40_08 Datasheet, PDF (138/152 Pages) Microchip Technology – IEEE 802.15.4™ 2.4 GHz RF Transceiver

MRF24J40
TABLE 5-1: RECOMMENDED OPERATING CONDITIONS
Parameters
Min
Typ
Ambient Operating Temperature
-40
—
Supply Voltage for RF, Analog and Digital
2.4
—
Circuits
Supply Voltage for Digital I/O
2.4
3.3
Input High Voltage (VIH)
0.5 x VDD
—
Input Low Voltage (VIL)
-0.3
—
Max
+85
3.6
3.6
VDD + 0.3
0.2 x VDD
Units
°C
V
V
V
V
TABLE 5-2: CURRENT CONSUMPTION
Typical Values: TA = 25°C, VDD = 3.3V
Chip Mode
Condition
Sleep
TX
RX
Sleep Clock Disabled
At maximum output power
Min
Typ
Max
Units
—
2
—
μA
—
23
—
mA
—
19
—
mA
TABLE 5-3: RECEIVER AC CHARACTERISTICS
Typical Values: TA = 25°C, VDD = 3.3V, LO Frequency = 2.445 GHz
Parameters
Condition
Min
Typ
Max
Units
RF Input Frequency
2.405
—
2.480
GHz
RF Sensitivity
At antenna input with O-QPSK signal
—
-95
—
dBm
and 3.5 dB front end loss is assumed
Maximum RF Input LNA at high gain
+5
—
—
dBm
LO Leakage
Measured at balun matching network
—
-60
—
dBm
input at frequency 2.405-2.48 GHz
Noise Figure
(including matching)
—
8
—
dB
Adjacent Channel
Rejection
@ +/- 5 MHz
30
—
—
dB
Alternate Channel @ +/- 10 MHz
Rejection
40
—
—
dB
RSSI Range
—
50
—
dB
RSSI Error
-5
—
5
dB
DS39776B-page 136
Preliminary
© 2008 Microchip Technology Inc.