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參數(shù)資料
| 型號： | MGCT04 |
| 廠商： | Zarlink Semiconductor Inc. |
| 英文描述： | Transmit Circuit for TDMA/AMPS and CDMA/AMPS |
| 中文描述： | 發(fā)送電路的TDMA / AMPS二元和CDMA / AMPS二元 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大?。?/td> | 343K |
| 代理商： | MGCT04 |
MGCT04
Preliminary Information
4
Characteristics
Value
Units
Conditions
Min.
Typ.
Max.
Variable gain amplifiers
IF amp. operating frequency range
50
200
MHz
RF amp. operating frequency
range
750
2000
MHz
Overall gain control range
84
90
dB
Voltage gain
Control voltage for minimum gain
0.1
V
Control voltage for maximum gain
2.6
V
AGC control voltage slope
33
60
dB/V
SSB mixer and UHF oscillator
inputs
Cellular band LO input level
-15
-10
-5
dBm
From external UHF osc. via
matching network
PCS band LO input level
-15
-10
-5
dBm
From external UHF osc. via
matching network
Cellular band local oscillator input
frequency. (LO 1GHz)
850
1100
MHz
PCS band local oscillator input
frequency (LO 2GHz)
1500
2150
MHz
900MHz RF output stage
Speci
fi
cations assume 50 ohm
load driven via a matching network
(Fig. 6)
RF ampli
fi
er operating frequency
range
824
849
MHz
Output power
+8
+19
dBm
Note 1
ACPR (CDMA)
-66
-52
dBc
Pout = +3dBm Vcc = 3V
ACPR (TDMA)
-45
-30
dBc
Pout = +8dBm, Offset = 30kHz
Vcc = 3V
-90
-60
dBc
Pout = +8dBm, Offset = 60kHz
Vcc = 3V
Output power AMPS
+10
+14
+19
dBm
Note 2
Receive band noise
-128
dBm/
Hz
At duplex frequency, offset 45MHz
Pout = +3dBm
Receive band noise
(869 - 894MHz)
-123
121
dBm/
Hz
ftx = 849 MHz Pout = +8dBm
Spurious Outputs
LO Leakage
-30
-20
dBc
Pout = +8dBm
Image Rejection
-30
-20
dBc
Pout = +8dBm
Other Spurii
-20
dBm
Note 3
Table 3 - AC Characteristics (continued)
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