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The LMV225/LMV226/LMV228 are 30 dB RF power detectors intended for use in CDMA and WCDMA applications. The device has an RF frequency range from 450 MHz to 2 GHz. It provides an accurate temperature and supply compensated output voltage that relates linearly to the RF input power in dBm. The circuit operates with a single supply from 2.7V to 5.5V. The LMV225.
n n n n n n 30 dB linear in dB power detection range Output voltage range 0.2 to 2V Logic low shutdown Multi-band operation from 450 MHz to 2000 MHz Accurate temperature compensation Packages: — micro SMD package 1.0 mm x 1.0 mm x 0.6 mm — LLP package 2.2 mm x 2.5 mm x 0.8 mm (LMV225 and LMV228) Applications n n n n CDMA RF power control WCDMA RF power control CDMA2000 RF power control PA modules Typical Application LMV225 LMV226/LMV228 20076001 20076046 © 2005 National Semiconductor Corporation DS200760 www.national.com LMV225/LMV226/LMV228 Absolute Maximum Ratings (Note 1) If Militar.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | LMV221 |
ETCTI |
LMV221 50 MHz to 3.5 GHz 40 dB Logarithmic Power Detector for CDMA and WCDMA (Rev. C) |
|
| 2 | LMV221 |
National Instruments |
RF power detector intended |
|
| 3 | LMV225 |
ETCTI |
LMV225/LMV226/LMV228 RF Power Detector for CDMA and WCDMA (Rev. L) |
|
| 4 | LMV225 |
National Semiconductor |
(LMV225 - LMV228) RF Power Detector |
|
| 5 | LMV226 |
ETCTI |
LMV225/LMV226/LMV228 RF Power Detector for CDMA and WCDMA (Rev. L) |
|
| 6 | LMV226 |
National Semiconductor |
(LMV225 - LMV228) RF Power Detector |
|
| 7 | LMV227 |
National Semiconductor |
RF Power Detector |
|
| 8 | LMV2011 |
ETCTI |
LMV2011 High Precision Rail-to-Rail Output Operational Amplifier (Rev. C) |
|
| 9 | LMV2011 |
National Semiconductor |
High Precision / Rail-to-Rail Output Operational Amplifier |
|
| 10 | LMV232 |
ETCTI |
LMV232 Dual-Channel Integrated Mean Square Power Detector for CDMA WCDMA (Rev. C) |
|
| 11 | LMV232 |
National Semiconductor |
Dual-Channel Integrated Mean Square Power Detector for CDMA & WCDMA |
|
| 12 | LMV242 |
ETCTI |
LMV242 Dual Output Quad-Band GSM/GPRS Power Amplifier Controller (Rev. C) |
|
