參數(shù)資料
型號: ZL20250LCE
廠商: Zarlink Semiconductor Inc.
英文描述: 2.5G Multimode Transceiver
中文描述: 2.5G的多模收發(fā)器
文件頁數(shù): 50/56頁
文件大?。?/td> 392K
代理商: ZL20250LCE
ZL20250
Data Sheet
50
Zarlink Semiconductor Inc.
Note 1:
All receive currents include all receiver sections plus Rx VHF and UHF PLL's, and UHF LO input buffer circuits. The LO output
buffer and frequency doubler are not included.
All transmit currents include all transmit sections plus Tx VHF and UHF PLL's, and UHF LO input buffer circuits. The LO
output buffer and frequency doubler are not included.
Includes UHF LO input buffer
This is only applicable in 1900 MHz band
The UHF LO output buffer need only be powered up if required to drive an external circuit, for example, a receive front end
mixer.
Input signal FM modulated with 8 kHz deviation by 1 kHz modulating signal. Specification is minimum input level to obtain 12
dB SINAD at FM Output (pin 45) using CCITT filter.
Input modulation: 1kHz modulating signal with 8 kHz deviation. Output level at FM out (pin 45) is set by external components.
See application section for details.
Note 2:
Note 3:
Note 4:
Note 5:
Note 6:
Note 7:
Charge Pump Output
Compliance
0.4
Vcc -
0.4
V
Less than +/-10 % variation in
Iout
Charge Pump sink/source
mismatch
15
%
Charge Pump off-state current
5
nA
Rx LO Oscillator
Frequency
140
430
MHz
Phase Noise
-99
dBc/Hz
Freq = 270 MHz, Offset = 30
kHz
Tx LO Oscillator
Frequency
260
430
MHz
Phase Noise
-99
dBc/Hz
Freq = 360 MHz, Offset = 30
kHz
Characteristics
Min
Value
Typ
Max
Units
Comments
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