MICRF220 Ver la hoja de datos (PDF) - Micrel
Número de pieza
componentes Descripción
Fabricante
MICRF220 Datasheet PDF : 17 Pages
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Micrel, Inc.
Typical Characteristics
VDD = 3.3V, TA = +25ºC, BER measured with PN9 sequence, unless otherwise noted.
Current vs. Receiver
Frequency
6.5
6.0
5.5
5.0
4.5
4.0
3.5
300 325 350 375 400 425 450
Receiver Frequency (MHz)
Current vs. Supply Voltage
fRF = 433.92MHz
7.5
+105ºC
7.0
6.5
6.0
+25ºC
5.5
5.0
-40ºC
4.5
3.0
3.2
3.4
3.6
Supply Voltage (V)
CAGC Voltage vs. Input
Power
2.0
1.8
+105ºC
1.6
1.4
-40ºC
+25ºC
1.2
1.0
-125 -100 -75 -50 -25 0
Input Power (dBm)
RSSI vs. Input Power
2.5
2.0
1.5
+25ºC
1.0
-40ºC
+105ºC
0.5
0.0
-125 -100 -75 -50 -25 0
Input Power (dBm)
Sensitivity at 1% BER
VSEL1 = VSEL0 = 0V
-98
-100
-102
-104
-106
-108
-110
315MHz
433.92MHz
-112
-114
-116
0 2 4 6 8 10 12
Bit Rate (kbps)
Sensitivity at 1% BER
VSEL1 = 0V, VSEL0 = 3.3V
-100
-102
-104
-106
315MHz
-108
-110
433.92MHz
-112
-114
0
3 6 9 12 15 18 21
Bit Rate (kbps)
August 2010
5
MICRF220
Current vs. Supply Voltage
fRF = 315MHz
5.0
+105ºC
4.5
+25ºC
4.0
-40ºC
3.5
3.0
3.2
3.4
3.6
Supply Voltage (V)
BER vs. Input Power
VSEL1 = VSEL0 = 0V
10
433.92MHz
315MHz
1
`
PN9 sequence
at 1kbps
0.1
-116 -115 -114 -113 -112 -111 -110
Input Power (dBm)
Sensitivity at 1% BER
VSEL1 = 3.3V, VSEL0 = 0V
-98
-100
-102
-104
-106
-108
315MHz
433.92MHz
-110
-112
0
10 20 30 40
Bit Rate (kbps)
M9999-082610-A
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