6-41
6
Product Description
Ordering Information
Typical Applications
Features
Functional Block Diagram
RF Micro Devices, Inc.
7628 Thorndike Road
Greensboro, NC 27409, USA
Tel (336) 664 1233
Fax (336) 664 0454
http://www.rfmd.com
Optimum Technology Matching® Applied
Si BJT
GaAs MESFET
GaAs HBT
Si Bi-CMOS
ü
SiGe HBT
Si CMOS
1
2
3
4
8
7
6
5
IF-
IF+
BYP
LO-
RF OUT
VCC
GND
LO+
RF2641
CDMA UPCONVERTER/BPSK MODULATOR
• PCS/Cellular CDMA Systems
• PHS 1500/ WLAN 2400 Systems
• General Purpose Upconverter
• BPSK Modulation
• Micro-Cell PCS Base Stations
• Portable Battery-Powered Equipment
The RF2641 is a complete upconverter designed for cel-
lular and PCS applications. This device may also be used
to directly BPSK modulate a carrier. The unit operates at
3.0V and is designed as part of the RFMD PCS/Cellular
CDMA Chip Set, consisting of a Transmit IF AGC Amp,
this Transmit Upconverter, a Receive LNA/Mixer, and a
Receive IF AGC Amp.
• Supports Dual Mode Operation
• +5.5dBm Output Intercept Point
• 7dB Conversion Gain (836MHz)
• Single 3.0V Power Supply
• Miniature 8 Pin Package
• Double-Balanced Mixer
RF2641
CDMA Upconverter/BPSK Modulator
RF2641 PCBA
Fully Assembled Evaluation Board
6
Rev A5 010720
NOTES:
1. Shaded lead is pin 1.
2. All dimensions are exclusive of
flash, protrusions or burrs.
3. Lead coplanarity: 0.002 with
respect to datum "A".
0.012
6° MAX
0° MIN
0.021
+0.004
0.006
+0.002
0.192
+ 0.008
0.0256
0.118
+0.004 sq.
0.006
+0.003
0.034
-A-
Package Style: MSOP-8
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