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PDF RF2638 Data sheet ( Hoja de datos )
| Número de pieza | RF2638 | |
| Descripción | W-CDMA AND CDMA UPCONVERTER/ BPSK MODULATOR | |
| Fabricantes | RF Micro Devices | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de RF2638 (archivo pdf) en la parte inferior de esta página. Total 10 Páginas | ||
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6
Typical Applications
• W-CDMA Systems
• PCS/Cellular CDMA Systems
• PHS 1500/WLAN 2400 Systems
RF2638
W-CDMA AND CDMA UPCONVERTER/
BPSK MODULATOR
• General Purpose Upconverter
• BPSK Modulation
• Micro-Cell PCS Base Stations
Product Description
The RF2638 is a complete upconverter designed for cel-
lular, PCS and W-CDMA 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 and W-CDMA Chip Sets.
0.192
+ 0.008
0.012
0.006
+ 0.003
-A-
0.118
+ 0.004 sq.
6° MAX
0° MIN
0.021
+ 0.004
0.0256
0.006
+ 0.002
0.034
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".
6
Optimum Technology Matching® Applied
üSi BJT
GaAs HBT
GaAs MESFET
Si Bi-CMOS
SiGe HBT
Si CMOS
IF- 1
IF+ 2
BYP 3
LO- 4
8 RF OUT
7 VCC
6 GND
5 LO+
Functional Block Diagram
Package Style: MSOP-8
Features
• Supports Dual Mode Operation
• +10dBm Output IP3 (1950MHz)
• +13dBm Output IP3 (830MHz)
• Single 3.0V Power Supply
• Miniature 8-Pin Package
• Double-Balanced Mixer
Ordering Information
RF2638
W-CDMA and CDMA Upconverter/ BPSK Modulator
RF2638 PCBA-PCS/CEL Fully Assembled Evaluation Board
RF2638 PCBA-DO
Fully Assembled Evaluation Board
RF2638 PCBA-W
Fully Assembled Evaluation Board
RF Micro Devices, Inc.
7625 Thorndike Road
Greensboro, NC 27409, USA
Tel (336) 664 1233
Fax (336) 664 0454
http://www.rfmd.com
Rev B13 010731
6-25
1 page  
RF2638
Application Schematic
Dual-Band Output (836MHz/1880MHz)
1 nF
IF-
1 nF
IF+
1 nF
5 pF
LO
1
2
3
4
VC
C
10 nF
100 nH
6.8 nH
8 VCC
4 pF
7
10 nF
6
5
18 nH
CELL OUT
0.5 pF
PCS OUT
5.6 nH
5 pF
Application Schematic
W-CDMA (1950MHz)
1 nF
IF- 1
1 nF
IF+ 2
1 nF
3
5 pF
LO 4
VCC
4.7 nH
10 nF
9 pF
8 VCC
7
10 nF
6
5
5 pF
W-CDMA OUT
6
Rev B13 010731
6-29
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet RF2638.PDF ] | |
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