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參數(shù)資料
| 型號(hào)： | RF2489 |
| 廠商： | RF MICRO DEVICES INC |
| 元件分類： | 無(wú)繩電話/電話 |
| 英文描述： | DUAL-BAND/TRI-MODE CDMA LOW NOISE AMPLIFIER/MIXER |
| 中文描述： | TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, PQCC32 |
| 封裝： | 5 X 5 MM, ROHS COMPLIANT, PLASTIC, QFN-32 |
| 文件頁(yè)數(shù)： | 6/16頁(yè) |
| 文件大?。?/td> | 490K |
| 代理商： | RF2489 |
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Preliminary
8-38
RF2489
Rev A10 011017
8
F
E valuation Board Current Measurement
NOTES:
All IDC current numbers include bias circuitry current of 3.5mA (dependent on mode).
TX Buffer On: Add 2mA to total current.
/2 Select On: Add 2mA to total current.
“X” denotes setting does not impact current.
BAND
SEL
IF
SEL
ENABLE
LNA
GAIN
MIX
GAIN
IP
SET
TX BUFF
ENABLE
/2
SELECT
IDC
(mA)
CDMA Cellular
JCDMA
LNA On, Mixer Preamp On,
TX Buffer Off, /2 Off
LNA On, Mixer Preamp Off,
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp On,
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp Off,
TX Buffer Off, /2 Off
0
0
1
1
1
0
0
0
27.5
0
0
1
1
0
0
0
0
23.0
0
0
1
0
1
0
0
0
23.0
0
0
1
0
0
0
0
0
18.5
FM
LNA On, Mixer Preamp On,
TX Buffer Off, /2 Off
LNA On, Mixer Preamp Off,
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp On,
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp Off,
TX Buffer Off, /2 Off
0
1
1
1
1
0
0
0
27.5
0
1
1
1
0
0
0
0
23.0
0
1
1
0
1
0
0
0
23.0
0
1
1
0
0
0
0
0
18.5
CDMA PCS - High IIP3 LNA Mode
LNA On, Mixer Preamp On,
TX Buffer Off, /2 Off
LNA Off, Mixer Preamp Off,
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp On,
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp Off,
TX Buffer Off, /2 Off
1
0
1
1
1
1
0
0
29.5
1
0
1
1
0
1
0
0
25.0
1
0
1
0
1
1
0
0
23.0
1
0
1
0
0
1
0
0
18.5
GPS
LNA On, Mixer On
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