參數(shù)資料
型號(hào): RF2945
廠商: RF MICRO DEVICES INC
元件分類: 通信及網(wǎng)絡(luò)
英文描述: 433/868/915MHZ FSK/ASK/OOK TRANSCEIVER
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP32
封裝: 5 X 5 MM, PLASTIC, LQFP-32
文件頁(yè)數(shù): 3/24頁(yè)
文件大?。?/td> 742K
代理商: RF2945
11-217
RF2945
Rev A10 000919
11
T
Parameter
Specification
Typ.
Unit
Condition
Min.
Max.
LNA
Voltage Gain
23
16
4.8
5.5
-27
-20
-37
-30
50
dB
dB
dB
dB
dBm
dBm
dBm
dBm
433MHz
915MHz
433MHz
915MHz
433MHz
915MHz
433MHz
915MHz
RX ENABL=“1”, TX ENABL=“0”
RX Mode
433MHz and 915MHz
Single-ended configuration
433MHz
915MHz
433MHz
915MHz
433MHz
915MHz
433MHz
915MHz
Noise Figure
Input IP
3
Input P
1dB
Antenna Port Impedance
Antenna Port VSWR
Output Impedance
Mixer
Conversion Voltage Gain
1.5:1
Open Collector
8
7
10
17
-21
-17
-31
-28
dB
dB
dB
dB
dBm
dBm
dBm
dBm
Noise Figure (SSB)
Input IP
3
Input P
1dB
First IF Section
IF Frequency Range
Voltage Gain
Noise Figure
IF1 Input Impedance
IF1 Output Impedance
Second IF Section
IF Frequency Range
Voltage Gain
IF2 Input Impedance
IF2 Output Impedance
Demod Input Impedance
Data Output Bandwidth
Data Output Level
0.1
10.7
34
13
330
330
25
MHz
dB
dB
IF=10.7MHz, Z
L
=330
0.1
10.7
60
330
1
10
25
MHz
dB
k
k
MHz
V
IF=10.7MHz
At IF2 OUT pin
1.4
0.3
3dB Bandwidth, Z
LOAD
=1M
|| 3pF
Z
LOAD
=1M
|| 3pF. Output voltage is pro-
portional with the instantaneous frequency
deviation.
V
CC
-0.3
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