HFA3925 데이터 시트보기 (PDF) - Intersil
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HFA3925 Datasheet PDF : 9 Pages
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HFA3925
Absolute Maximum Ratings
Maximum Input Power (Note 2) . . . . . . . . . . . . . . . . . . . . . . +23dBm
Operating Voltages (Notes 2, 3). . . . . . . . . . . . VDD = 8V, VGG = -8V
Operating Conditions
Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . -40oC to 85oC
Thermal Information
Thermal Resistance (Typical, Note 1)
θJA (oC/W)
SSOP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .
88
Maximum Storage Temperature Range . . . . . . . . . . -65oC to 150oC
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1. θJA is measured with the component mounted on an evaluation PC board in free air.
Electrical Specifications TA = 25oC, Z0 = 50Ω, VDD = +5V, PIN = -30dBm, f = 2.45GHz, Unless Otherwise Specified
PARAMETER
MIN
TYP
MAX
UNITS
POWER AMPLIFIER
Linear Gain
27
28
32
dB
VSWR In/Out
-
1.75:1
-
Input Return Loss
-
-11.3
-
dB
Output Return Loss
-
-11.3
-
dB
Output Power at P1dB
Second Harmonic at P1dB
Third Harmonic at P1dB
IDD at P1dB (VDD1 + VDD2 + VDD3)
NOTES:
2. Ambient temperature (TA) = 25oC.
3. |VDD| + |VGG| not to exceed 12V.
22.5
24.5
-
-
-20
0
-
-30
-10
-
270
375
dBm
dBc
dBc
mA
Pin Description
PINS
1
2
3
4
5
SYMBOL
GND
GND
GND
GND
GND
6
GND
7
GND
8
RX OUT
9
VG2
10
GND
11
VDD1
12
GND
13
GND
14
VG1
15
RF IN
16
GND
DESCRIPTION
DC and RF Ground.
DC and RF Ground.
DC and RF Ground.
DC and RF Ground.
DC and RF Ground.
DC and RF Ground.
DC and RF Ground.
Output of T/R Switch for receive mode.
Negative bias control for the second PA stage, adjusted to set VDD2 quiescent bias current, which is typi-
cally 53mA. Typical voltage at pin = -0.75V. Input impedance: > 1MΩ.
DC and RF Ground.
Positive bias for the first stage of the PA, 2.7V to 6V.
DC and RF Ground.
DC and RF Ground.
Negative bias control for the first PA stage, adjusted to set VDD1 quiescent bias current, which is typically
20mA. Typical voltage at pin = -0.75V. Input impedance: > 1MΩ.
RF Input of the Power Amplifier.
DC and RF Ground.
2-181
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