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參數(shù)資料
| 型號(hào)： | TRF4000 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Pcs RX-mixer |
| 中文描述： | Pcs RX-混頻器 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大小： | 100K |
| 代理商： | TRF4000 |
TRF4000
PCS RF DOWNCONVERTER
SLWS050 – MAY 1999
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range,
VDD = 2.7 V, fIF = 185 MHz
mixer
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input frequency range (MIXERIN)
1930
1990
MHz
Local oscillator frequency range (LO_IN)
2115
2175
MHz
Intermediate frequency (IFOUT, IFXOUT)
185
MHz
Gain
10.5
12
13.5
dB
Noise figure
9.7
10.7
dB
Input VSWR (MIXERIN) (see Note 1)
50
1.5:1
Differential output impedance (IFOUT, IFXOUT)
20 mA required to
achieve mixer current
330
Input 1-dB gain compression point (MIXERIN)
–11
dBm
Input third-order intercept point (MIXERIN)
fLO = 2145 MHz,
fRF = 1960 MHz
– 2.1
0.5
dBm
Input power (LO_IN)
– 12.5
– 10.5
– 8.5
dBm
Input VSWR (LO_IN) (see Note 1)
1.7:1
Typical values are at TA = 25°C.
NOTE 1: VSWR = Voltage standing wave ratio
current consumption over recommended operating free-air temperature range and VDD = 2.7 V
MIN
TYP
MAX
UNIT
Total current consumption
30
35
mA
Typical values are at TA = 25°C.
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