micrf220 Micrel Semiconductor, micrf220 Datasheet - Page 5

• Manufacturer Part Number: micrf220
• Description: 300mhz To 450mhz, 3.3v Ask/ook Receiver With Rssi And Squelch
• Manufacturer: Micrel Semiconductor

Micrel, Inc.
Typical Characteristics
V
August 2010
DD
= 3.3V, T
2.0
1.8
1.6
1.4
1.2
1.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
-100
-102
-104
-106
-108
-110
-112
-114
-116
-98
-125
300 325 350 375 400 425 450
CAGC Voltage vs. Input
Sensitivity at 1% BER
0
Current vs. Receiver
Receiver Frequency (MHz)
V
-100
A
SEL1
= +25ºC, BER measured with PN9 sequence, unless otherwise noted.
2
Input Power (dBm)
Frequency
+105ºC
Power
315MHz
= V
Bit Rate (kbps)
4
-75
SEL0
-40ºC
6
-50
= 0V
433.92MHz
8
+25ºC
-25
10
12
0
2.5
2.0
1.5
1.0
0.5
0.0
-100
-102
-104
-106
-108
-110
-112
-114
7.5
7.0
6.5
6.0
5.5
5.0
4.5
Current vs. Supply Voltage
-125
3.0
V
Sensitivity at 1% BER
+25ºC
0
RSSI vs. Input Power
SEL1
-100
f
RF
3
= 0V, V
Input Power (dBm)
Supply Voltage (V)
= 433.92MHz
Bit Rate (kbps)
3.2
6
-75
+105ºC
315MHz
+105ºC
-40ºC
+25ºC
9
SEL0
5
-50
12 15 18 21
= 3.3V
3.4
-40ºC
433.92MHz
-25
3.6
0
0.1
10
5.0
4.5
4.0
3.5
1
-100
-102
-104
-106
-108
-110
-112
-116 -115 -114 -113 -112 -111 -110
Current vs. Supply Voltage
-98
3.0
V
Sensitivity at 1% BER
PN9 sequence
at 1kbps
0
BER vs. Input Power
SEL1
V
315MHz
SEL1
f
Input Power (dBm)
= 3.3V, V
RF
Supply Voltage (V)
10
3.2
= 315MHz
Bit Rate (kbps)
= V
315MHz
+105ºC
+25ºC
-40ºC
SEL0
`
20
SEL0
M9999-082610-A
433.92MHz
= 0V
3.4
433.92MHz
= 0V
30
MICRF220
3.6
40