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RF2642 Datasheet(PDF) 5 Page - RF Micro Devices

Part # RF2642
Description  3V 900MHz UPCONVERTER/ DRIVER AMPLIFIER WITH BYPASS MODE
PDF  10 Pages
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Manufacturer  RFMD [RF Micro Devices]
Direct Link  http://www.rfmd.com
Logo RFMD - RF Micro Devices

RF2642 Datasheet(HTML) 5 Page - RF Micro Devices

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6-53
RF2642
Rev A8 060925
Application Schematic
8
7
6
1
16
15
14
13
9
5
10
11
12
2
3
4
Logic
Control
10 nF
Gain Select
10 nF
VCC
1 nF
1 nF
1 nF
1 nF
1 nF
3.9 nH
8.2 nH
10 nF
VPA2
8.2 nH
10 nF
VPA1
PD
10 nF
1 nF
820
Ω
5.1
Ω
820
Ω
RF SAW
Filter
1 nF
2642400B
NOTE:
1. 1 nF: DC blocking capacitor - this can be removed if the filter is DC blocked.
2. T-attenuator - this is to control the overall gain of the upconverter + PA driver. This can be set to zero if it is desired.
See Note 2
PA OUT
Formed by stripline
RF GND2
Variable2
Formed by stripline
RF GND1
Variable1
See Note 1
IF+
IF-
LO IN
See Note 1



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