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参数资料
| 型号： | WE905 |
| 厂商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 0.1 - 1GHx Single Chip FM Transceiver |
| 中文描述： | 0.1 - 1GHx单芯片FM收发器 |
| 文件页数： | 2/39页 |
| 文件大小： | 623K |
| 代理商： | WE905 |
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Winceiver WE904/WE905
WiNEDGE & WiRELESS
0.1 - 1GHz Single Chip FM Transceiver
2003 WiNEDGE & WiRELESS PTE LTD
Page 10
Rev Date: 2003 May 27
OPERATION LIMITS
PARAMETER
MIN
MAX
UNITS
Power Supply Voltage
2.7
3.3
Vdc
Operating Temperature
-20
65
C
Frequency of Operation
100
1000
MHz
Reference Frequency
5
20
MHz
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, the specifications refer to performance of the typical 902-928MHz
application circuit shown in page 3, with the following conditions.
Supply voltages
= 3.0V
Temperature
= 25 C
Reference Oscillator
= 12MHz
Reference Frequency
= 150kHz
Channel Bandwidth
= 140kHz
Channel Spacing
= 300kHz
Modulation Frequency = 1kHz
FM deviation
= 25kHz
PARAMETER
MIN
TYP
MAX
UNITS
DC
Supply Current (Receive Only)
34
36
mA
Supply Current (Transmit Only)
20
24
mA
Supply Current, Total (Rx + Tx)
50
54
60
mA
Standby Current
5
uA
Receiver
Input Sensitivity (12dB SINAD)
1
-102
-103
-104
dBm
Input Sensitivity (10
-3 BER) 2
-87
-89
-91
dBm
Input Impedance (across RFI pins)
60 //0.9p
Maximum RF Input (12dB SINAD)
1, 4
-5
dBm
Input IP3
3
-1
dBm
Input 1dB Compression Point
4
-20
-18
dBm
Receiver Channel Bandwidth
5
140
kHz
Adjacent Channel Rejection
55
60
65
dB
RSSI Voltage Range (-100 to -35dBm)
3
0.1
2.0
Vdc
RSSI Conversion Factor (Log)
3
-27
-32
-37
mV/dB
RSSI Detection Range (Min-Max)
3
-100
-35
dBm
Audio Output Level
1
150
175
200
mVrms
Demodulation Frequency Range
1
0.15
50
kHz
Audio Output Impedance at Pin 48
2
10
k
SINAD (at -85dBm)
1
40
43
dB
Distortion (at -85dBm)
1
0.7
2
%
Demodulation S/N (at -85dBm)
1
38
41
dB
AFC Correction Range
10
+/-20
kHz
AFC Center Frequency Tolerance
0.5
2
kHz
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