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參數資料
| 型號： | RF2643 |
| 廠商： | RF MICRO DEVICES INC |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | 3V DUAL-BAND UPCONVERTER AND DRIVER AMPLIFIER |
| 中文描述： | TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC16 |
| 封裝： | 4 X 4 MM, ROHS COMPLIANT, QFN-16 |
| 文件頁數： | 3/16頁 |
| 文件大?。?/td> | 375K |
| 代理商： | RF2643 |
Preliminary
6-39
RF2643
Rev A1 010717
6
M
NOTE 1: OIP3 was measured using a two-tone test. Each injected tone had an input power (at the RF output of the
upconverter) of -18dBm with a frequency spacing of 100kHz.
Parameter
Specification
Typ.
Unit
Condition
Min.
Max.
Amplifiers/Attenuators
Both Bands
Unless stated otherwise, all data in this sec-
tion is for both Cellular and PCS bands.
T=25°C, V
CC
=2.75V.
Gain Control Range
Gain Control Voltage
Gain Control Slope
Input Impedance
Single-Ended
Input Return Loss
Single-Ended
Output Impedance
Single-Ended
Output Return Loss
Single-Ended
RF Output Collector Current
Consumption
Upconverter Output to
Amplifier Input
Cellular Band
RF Frequency Range
Maximum Gain
Noise Figure at Maximum Gain
Noise Figure Increase with
Attenuation
Input IP3 (Linearity)
17
0.8
20
dB
V
dB/V
1.9
35
15
50
10
dB
50
10
dB
10
mA
35
40
dB
Any load.
824
5
849
9
2.5
0.75
MHz
dB
dB
dB/dB
7
Amplifier + Attenuator
Amplifier + Attenuator
-1
1
dBm
@ all gain levels
See Note 1 (end of parameter table).
PCS Band
RF Frequency Range
Maximum Gain
Noise Figure at Maximum Gain
Noise Figure Increase with
Attenuation
Input IP3 (Linearity)
Control and Power
Consumption
Operating Voltage
Power Down Control
1850
4
1910
8
3.5
0.75
MHz
dB
dB
dB/dB
6
Amplifier + Attenuator
Amplifier + Attenuator
-1
0
dBm
See Cellular Band Input IP3 Conditions.
Unless otherwise stated, all data in this sec-
tion is for both Cellular and PCS bands.
2.7
3.0
V
2.1
V
V
k
V
V
k
uA
mA
mA
HIGH (Device ON)
LOW (Device OFF)
0.5
Power Down Pin Impedance
Band-Select Control (BS)
20
2.1
PCS (HIGH)
Cellular (LOW)
0.5
Band Select Pin Impedance
Device OFF Current
Total Current (PD=HIGH)
20
10
37
42
PD=LOW
Cellular, BS=LOW
PCS, BS=HIGH
30
33
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