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9 g h z a p p li c a ti o n s i n c l u d e p w t 1 9

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Unformatted text preview: cy Noise Current vs Frequency Distortion vs Frequency Inverting Amplifier TL￿H￿7845–7 Noise Voltage vs Frequency Noise Current vs Frequency 1 9-1 3 0 3 ; R e v 0 ; 1 0/9 7 KIT ATION EVALU LE B AVAILA L o w -C o s t D o w n c o n v e r t e r w i t h L o w -N o i s e A m p lifi e r ____________________________F e a t ure s T h e M A X 2 4 0 6 l o w - n o i s e a m p l i f i e r ( L N A )/ d o w n c o n v e r t e r m i x e r i s d e s i g n e d f o r u s e o v e r a w i d e r a n g e o f fr e q u e n c i e s a n d is o p timi z e d for c o m m u ni c a tio n s s y st e m s o p e r a ti n g a t a fr e q u e n c y o f 1 . 9 G H z . A p p li c a ti o n s i n c l u d e P W T 1 9 0 0/ D C T 1 9 0 0 , D C S 1 8 0 0/P C S 1 9 0 0 , P H S , a n d D E C T . T h i s d e v i c e i n c l u d e s a n L N A , a d o w n c o nv e r t e r m i x e r , a n d a l o c a l- o s c i l l a t o r ( L O ) b u f f e r i n a l o w c o s t , p l a s t i c s urf a c e -m o u n t p a c k a g e . A t 1 . 9 G H z , t h e L N A h a s 2 . 5 d B t y p i c a l n o i s e fi g ur e a n d a -9 . 5 d B m i n p u t t h i r d - o r d e r i n t e r c e p t p o i n t (I P 3 ) . T h e d o w n c o n v e r t e r m i x e r h a s a l o w 9 . 1 d B n o i s e fi g ur e a n d a 4 . 5 d B m i n p u t I P 3 . I m a g e a n d L O f i l t e ri n g a r e i m p l e m e n t e d o f f- c h i p f o r m a x i m u m fl e x i b ilit y . ! Integrated LNA/Downconverter T h e M A X 2 4 0 6 h a s a d i f f e r e n t i a l I F p o rt t h a t c a n b e u s e d in a s in g l e - e n d e d c o n fi g ur a tio n b y t y in g t h e u n u s e d s i d e t o V C C . T h e L O b u f f e r c a n b e d ri v e n d i f f e r e n t i a l l y or i n a s i n g l e - e n d e d c o n fi g ur a ti o n w it h o n l y -1 0 d B m o f L O p o w e r. P o w e r c o n s u m p tio n is 6 0 m W in r e c e iv e m o d e , a n d t y p i c a ll y d ro p s t o l e s s t h a n 1 µ W i n s h u td own mo d e . ! Low-Power Shutdown Mode ! 3.2dB Combined Receiver Noise Figure: 2.5dB (LNA) 9.1dB (mixer) ! -12.5dBm Combined Receiver Input IP3: -9.5dBm (LNA) 4.5dBm (mixer) ! LO Buffer ! +2.7V to +5.5V Single-Supply Operation ! 60mW Power Consumption F or tr a n s c e iv e r a p p li c a tio n s , th e M A X 2 4 1 0 or M A X 2 4 1 1 A b o t h o f f e r a tr a n s m i t t e r a l o n g w i t h a s i m i l a r r e c e i v e r. ______________O rd e rin g Infor m a tio n ________________________A p pli c a tio n s M A X2406 E E P PART TEMP. RANGE PIN-PACKAGE -4 0° C t o + 8 5° C 20 Q S O P P W T 1 9 0 0/ D C T 1 9 0 0 D C S 1 8 0 0/P C S 1 9 0 0 P H S/P A C S DECT ________________F u n c tio n a l Di a gr a m __________________Pin C o nfig ur a tio n MA X2406 ________________G e n e r a l D e s c rip tio n 1 9-1 3 0 3 ; R e v 0 ; 1 0/9 7 KIT ATION EVALU BLE AVAILA L o w -C o s t D o w n c o n v e r t e r w i t h L o w -N o i s e A m p lifi e r ____________________________F e a t ure s T h e M A X 2 4 0 6 l o w - n o i s e a m p l i f i e r ( L N A )/ d o w n c o n v e r t e r m i x e r i s d e s i g n e d f o r u s e o v e r a w i d e r a n g e o f fr e q u e n c i e s a n d is o p timi z e d for c o m m u ni c a tio n s s y st e m s o p e r a ti n g a t a fr e q u e n c y o f 1 . 9 G H z . A p p li c a ti o n s i n c l u d e P W T 1 9 0 0/ D C T 1 9 0 0 , D C S 1 8 0 0/P C S 1 9 0 0 , P H S , a n d D E C T . T h i s d e v i c e i n c l u d e s a n L N A , a d o w n c o nv e r t e r m i x e r , a n d a l o c a l- o s c i l l a t o r ( L O ) b u f f e r i n a l o w c o s t , p l a s t i c s urf a c e -m o u n t p a c k a g e . A t 1 . 9 G H z , t h e L N A h a s 2 . 5 d B t y p i c a l n o i s e fi g ur e a n d a -9 . 5 d B m i n p u t t h i r d - o r d e r i n t e r c e p t p o i n t (I P 3 ) . T h e d o w n c o n v e r t e r m i x e r h a s a l o w 9 . 1 d B n o i s e fi g ur e a n d a 4 . 5 d B m i n p u t I P 3 . I m a g e a n d L O f i l t e ri n g a r e i m p l e m e n t e d o f f- c h i p f o r m a x i m u m fl e x i b ilit y . ! Integrated LNA/Downconverter T h e M A X 2 4 0 6 h a s a d i f f e r e n t i a l I F p o rt t h a t c a n b e u s e d in a s in g l e - e n d e d c o n fi g ur a tio n b y t y in g t h e u n u s e d s i d e t o V C C . T h e L O b u f f e r c a n b e d ri v e n d i f f e r e n t i a l l y or i n a s i n g l e - e n d e d c o n fi g ur a ti o n w it h o n l y -1 0 d B m o f L O p o w e r. P o w e r c o n s u m p tio n is 6 0 m W in r e c e iv e m o d e , a n d t y p i c a ll y d ro p s t o l e s s t h a n 1 µ W i n s h u td own mo d e . ! Low-Power Shutdown Mode ! 3.2dB Combined Receiver Noise Figure: 2.5dB (LNA) 9.1dB (mixer) ! -12.5dBm Combined Receiver Input IP3: -9.5dBm (LNA) 4.5dBm (mixer) ! LO Buffer ! +2.7V to +5.5V Single-Supply Operation ! 60mW Power Consumption F or tr a n s c e iv e r a p p li c a tio n s , th e M A X 2 4 1 0 or M A X 2 4 1 1 A b o t h o f f e r a tr a n s m i t t e r a l o n g w i t h a s i m i l a r r e c e i v e r. ______________O rd e rin g Infor m a tio n ________________________A p pli c a tio n s M A X2406 E E P PART TEMP. RANGE PIN-PACKAGE -4 0° C t o + 8 5° C 20 Q...
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