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? e98419-te sony reserves the right to change products and specifications without prior notice. this information does not convey any licens e by any implication or otherwise under any patents or other right. application circuits shown, if any, are typical examples illustr ating the operation of the devices. sony cannot assume responsibility for any problems arising out of the use of these circuits. absolute maximum ratings (ta=25 ?) supply voltage v cc 14 v operating temperature topr ?0 to +60 ? storage temperature tstg ?0 to +125 ? allowable power dissipation p d 700 mw (cxa1619am) p d 1000 mw (cxa1619as) recommended operating conditions supply voltage v cc 2 to 7.5 v (cxa1619am) v cc 2 to 8.5 v (cxa1619as) description cxa1619am/as is a one-chip fm/am radio ic designed for radio-cassette tape recorders and headphone tape recorders, and has the following functions. features small number of peripheral components. low current consumption (v cc =3 v) for fm : i d =5.8 ma (typ.) for am : i d =4.7 ma (typ.) built-in fm/am select switch. large output of af amplifier. eiaj output=450 mw (typ.) when v cc =6 v, load impedance 8 function fm section rf amplifier, mixer and osc (incorporating afc variable capacitor). if amplifier quadrature detection tuning led driver am section rf amplifier, mixer and osc (with rf agc) if amplifier (with if agc) detector tuning led driver af section electronic volume control structure bipolar monolithic ic fm/am radio cxa1619am cxa1619as 28 pin sop (plastic) 30 pin sdip (plastic) cxa1619am/as
2 cxa1619am/as block diagram cxa1619am cxa1619as f m / a m b a n d s e l e c t a m i f i n f m i f i n n c m e t e r i f g n d a f c a g c a f c a g c d e t o u t a f i n r i p p l e f i l t e r v c c a f o u t g n d g n d f m d i s c r i n f a m o s c a f c f m o s c r e g o u t f m r f a m r f i n n c f m r f i n f e g n d f m / a m f e o u t v o l t u n i n g m e t e r f m i f f m d i s c r i m i n a t o r f m f e a f p o w e r a m p 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 2 8 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 0 1 9 1 8 1 7 1 6 1 5 a m i f d e t a g c a m f e f m / a m b a n d s e l e c t a m i f i n f m i f i n n c m e t e r i f g n d a f c a g c a f c a g c d e t o u t a f i n r i p p l e f i l t e r v c c a f o u t g n d g n d g n d f m d i s c r i n f a m o s c a f c f m o s c r e g o u t f m r f a m r f i n n c f m r f i n f e g n d f m / a m f e o u t v o l g n d a m i f d e t a g c a m f e f m f e f m i f 2 8 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 0 1 9 1 8 1 7 1 6 2 9 3 0 a f p o w e r a m p t u n i n g m e t e r f m d i s c r i m i n a t o r 1 5 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4
3 cxa1619am/as standard circuit design data (the pin numbers in the parenthesis are for cxa1619as.) voltage (v) no. symbol v cc =3 v v cc =6 v equivalent circuit description fm am fm am 1 (1, 2) 2 (3) 3 (4) 27 (28) 4 (5) 5 (6) 6 (7) 8 (9) 7 (8) gnd fm discri nf af out vol cont am osc afc reg out fm osc 0 0 0 0 2.18 2.70 4.88 5.43 1.5 1.5 3.0 3.0 1.5 1.5 3.0 3.0 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 * 1.25 * 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 2 1 k 1 . 2 k 3 2 7 v c c g n d 1 0 0 1 0 0 4 g n d 2 0 k 8 0 k 5 3 . 6 k 6 8 1 . 2 5 v ( r e g ) 7 phase-shift circuit connect ceramic discriminator negative feedback pin power amplifier output pin connect variable resistor for electronic volume control. am local oscillation circuit afc variable capacitor pin regulator pin 1.25 v (typ.) fm local oscillation circuit
4 cxa1619am/as voltage (v) no. symbol v cc =3 v v cc =6 v equivalent circuit description fm am fm am 9 (10) 12 (13) 10 (11) 11 (12) 13 (14) 14 (15) 15 (16) 16 (17) 17 (18) 18 (19) fm rf fm rf in am rf in nc gnd (fe gnd) fm/am fe out band select am if in fm if in nc 1.25 1.25 1.25 1.25 0.3 0 0.3 0 1.25 1.25 1.25 1.25 0 0 0 0 0 0 0 0 0.36 0.2 0.36 0.2 1.30 0 1.30 0 0 0 0 0 0.34 0 0.88 0 0 0 0 0 9 3 p 8 k 1 k 1 2 1 0 v c c a m f m 2 2 0 1 4 1 5 g n d v c c 1 6 2 k connect fm rf tuning coil fm rf input pin am rf input pin if output pin of fm and am. connect if filter. fm and am bands selection switch pin. during gnd it becomes am and during open it becomes fm. input pin of am if. input pin of fm if.
5 cxa1619am/as voltage (v) no. symbol v cc =3 v v cc =6 v equivalent circuit description fm am fm am 19 (20) 20 (21) 21 (22) 22 (23) 23 (24) 24 (25) 25 (26) 26 (27) 28 (29, 30) meter gnd afc/agc afc/agc det out af in ripple filter v cc gnd 1.6 1.6 4.5 4.5 0 0 0 0 1.25 1.49 1.25 1.49 1.25 1.25 1.25 1.25 1.25 1.0 1.25 1.0 0 0 0 0 2.71 2.71 5.4 5.4 3.0 3.0 6.0 6.0 0 0 0 0 g n d 1 9 3 n 1 . 2 5 v 2 2 2 1 2 3 3 3 k 3 9 k g n d 2 4 1 1 k 4 4 8 2 k g n d 2 5 1 7 k 7 3 k 9 0 k v c c meter drive circuit (for tuning indicator) afc pin of w band. during am, it determines time constant of agc afc pin of j band. during am, it determines time constant of agc. detection output pin power amplifier input pin ripple filter power supply pin power gnd * the pin voltage of pin 6 during am, it is the same pin voltage of pin 22 (23) during j band and is the same pin voltage of pin 21 (22) during w band.
6 cxa1619am/as no. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 item am circuit current fm circuit current fm front end voltage gain fm detection output level fm if knee level fm detection output distortion factor fm meter current am front end voltage gain am if voltage gain am detection output level am meter current am detection output distortion factor audio voltage gain audio distortion factor symbol id1 id2 gv1 vd1 vd2 thd1 ib1 gv2 gv3 vd3 ib2 thd2 gv4 thd3 sw conditions 1 2 3 4 5 6 a b a a a a a b a a b a a b a a b a a a b a a a b a a a b a a a b a a a a a a a a a a a a a a a a a a a a a a a a b b a a a b a b test point ia ia va vd vd vd im vb vd vd im vd ve ve conditions no signal, am no signal, fm v in1 =40 db v, 100 mhz v in3 =90 db v, 10.7 mhz (1 khz, 22.5 khz dev) v in3 =level at a point 3 db down from v in3 =90 db v, 10.7 mhz (1 khz, 22.5 khz dev) v in3 =90 db v, 10.7 mhz (1 khz, 75 khz dev) v in3 =60 db v, 10.7 mhz v in2 =60 db v, 1660 khz v in3 when 455 khz (1 khz, 30 % mod) output is ?4 dbm v in3 =85 db v, 455 khz (1 khz, 30 % mod) v in3 =85 db v, 455 khz v in2 =95 db v, 1660 khz (1 khz, 30 % mod) v in4 =?0 dbm, 1 khz distortion factor for output of 50 mw v in4 =?0 dbm, 1 khz min. typ. max. unit 4.8 10.0 ma 7.6 14.0 ma 32 39 46 db 39 77.5 155 mvrms 24 32 db v 0.3 2.0 % 1.8 3.5 7.0 ma 15 22 29 db 14 20 27 db v 39 77.5 155 mvrms 1.3 3.0 7.0 ma 0.6 2.0 % 27 31.5 36 db 0.9 2.5 % electrical characteristics (see the electrical characteristics test circuit, ta=25 c, v cc =6 v) 0 db v=1 v
7 cxa1619am/as electrical characteristics test circuit g n d v c c r i p p l e f i l t e r a f i n d e t o u t a f c a g c a f c a g c i f g n d m e t e r n c f m i f i n a m i f i n f m / a m b a n d s e l e c t a f o u t g n d n f v o l a m o s c a f c f m o s c r e g o u t f m r f a m r f i n n c f m r f i n f e g n d f m / a m f e o u t f m d i s c r i c x a 1 6 1 9 a m 1 5 0 1 c f 3 3 3 k 2 4 k 2 4 k 5 0 k a b 3 3 k 2 k s 1 2 4 p o s c a f c r e g 1 0 0 k 8 p 3 0 p 3 0 p 1 0 0 0 p 1 0 p 4 3 p 1 5 0 1 5 0 h 0 . 0 1 a b b a b b a a s 5 a b s 6 s 2 1 0 0 . 0 1 1 0 0 v i n 2 v i n 1 v i n 3 v a v b s 4 s 3 5 k i f t c f 1 3 0 p 2 4 p 0 . 0 1 3 3 0 2 k b p f 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 0 . 0 1 0 . 0 1 0 . 0 1 2 0 . 0 4 7 0 . 0 4 7 4 7 0 1 0 0 v d 1 1 4 . 7 v i n 4 i m 1 8 v e 1 5 1 6 1 7 1 8 1 9 2 0 2 4 2 5 2 6 2 7 2 8 2 3 2 1 2 2 g n d v c c c f 1 c f 3 i f t o s c : a m 4 5 5 k h z c . f . : f m d i s c r i m i n a t o r : a m 4 5 5 k h z i f t : a m o s c
8 cxa1619am/as application circuit 1 g n d v c c r i p p l e f i l t e r a f i n d e t o u t a f c a g c a f c a g c i f g n d m e t e r n c f m i f i n a m i f i n f m / a m b a n d s e l e c t a f o u t g n d n f v o l a m o s c a f c f m o s c r e g o u t f m r f a m r f i n n c f m r f i n f e g n d f m / a m f e o u t f m d i s c r i c x a 1 6 1 9 a m 1 5 0 r 3 c f 3 r v 1 5 0 k r 2 1 0 k a n t r 4 2 . 2 k c 1 1 1 0 0 p c 1 0 0 . 0 1 r 6 1 k r 5 3 3 0 c f 1 c f 2 r 7 d 1 t 1 t 1 c 8 4 . 7 5 0 c 4 6 p l 4 c 3 2 2 p l 3 r 1 1 0 0 k c 7 1 p c 2 1 8 p l 2 l 1 l 1 f m s 1 a m c 1 2 p b p f 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 c 1 2 1 0 5 0 v c 1 3 1 0 5 0 v c 1 7 1 0 5 0 v c 1 8 4 7 0 6 . 3 v c 2 1 2 2 0 1 0 v c 1 5 0 . 4 7 5 0 v c 1 4 4 . 7 5 0 v c 1 6 0 . 0 2 2 c 2 0 0 . 1 c 1 9 0 . 1 1 5 1 6 1 7 1 8 1 9 2 0 2 4 2 5 2 6 2 7 2 8 2 3 2 1 2 2 e p j b a t t s 2 c 5 1 0 c 6 0 . 0 1 application circuits shown are typical examples illustrating the operation of the devices. sony cannot assume responsibility fo r any problems arising out of the use of these circuits or for any infringement of third party patent and other right due to same .
9 cxa1619am/as application circuit 2 g n d g n d v c c r i p p l e f i l t e r a f i n d e t o u t a f c a g c a f c a g c i f g n d m e t e r n c f m i f i n a m i f i n f m / a m b a n d s e l e c t a f o u t g n d g n d n f v o l a m o s c a f c f m o s c r e g o u t f m r f a m r f i n n c f m r f i n f e g n d f m / a m f e o u t f m d i s c r i c x a 1 6 1 9 a s 1 5 0 r 3 c f 3 r v 1 5 0 k r 2 1 0 k a n t r 4 2 . 2 k c 1 1 1 0 0 p c 1 0 0 . 0 1 r 6 1 k r 5 3 3 0 c f 1 c f 2 r 7 d 1 t 1 t 1 c 8 4 . 7 5 0 c 4 6 p l 4 c 3 2 2 p l 3 r 1 1 0 0 k c 7 1 p c 2 1 8 p l 2 l 1 l 1 f m s 1 a m c 1 2 p b p f 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 c 1 2 1 0 5 0 v c 1 3 1 0 5 0 v c 1 7 1 0 5 0 v c 1 8 4 7 0 6 . 3 v c 2 1 2 2 0 1 0 v c 1 5 0 . 4 7 5 0 v c 1 4 4 . 7 5 0 v c 1 6 0 . 0 2 2 c 2 0 0 . 1 c 1 9 0 . 1 1 6 1 7 1 8 1 9 2 0 2 1 2 5 2 6 2 7 2 8 2 9 3 0 2 4 2 2 2 3 e p j b a t t s 2 c 5 1 0 c 6 0 . 0 1 application circuits shown are typical examples illustrating the operation of the devices. sony cannot assume responsibility fo r any problems arising out of the use of these circuits or for any infringement of third party patent and other right due to same .
10 cxa1619am/as coil data am osc core diameter ?0.06 mm 2uew equivalent to l-5k7-h5 r12-1684x. mitsumi electric co., ltd. or 7trs-8441x toko co., ltd. fm rf fm osc am bar antenna bpf pfwe8 (88 to 108 mhz) soshin electric co., ltd. cf1 sfu-455b murata mfg. co., ltd. or bfcfl-455 toko co., ltd. cf2 sfe10.7ma5 murata mfg. co., ltd. cf3 cda10.7mc1 murata mfg. co., ltd. f (khz) 796 l ( h) 1 to 3 270 q o 1 to 3 125 1 to 3 107 4 to 6 29 f (khz) 796 l ( h) 650 primary 91 t secondary 20 t s 1 2 3 4 5 6 am ift core diameter ?0.07 mm uew equivalent to 21k7-h5 r12-8558a. mitsumi electric co., ltd. or 7mc-7789n toko co., ltd. s 1 2 3 4 5 6 f 4 m m f 0 . 6 m m 4 . 5 t f 4 m m f 0 . 6 m m 3 . 5 t p r i m a r y s e c o n d a r y number of widings (t) c o (pf) 1 to 3 180 q o 1 to 3 90 1 to 2 111 2 to 3 35 4 to 6 7 number of widings (t)
s o n y c o d e e i a j c o d e j e d e c c o d e s o p - 2 8 p - l 0 4 p a c k a g e s t r u c t u r e p a c k a g e m a t e r i a l l e a d t r e a t m e n t l e a d m a t e r i a l p a c k a g e m a s s 4 2 / c o p p e r a l l o y s o l d e r p l a t i n g e p o x y r e s i n 2 8 p i n s o p ( p l a s t i c ) 1 8 . 8 0 . 1 + 0 . 4 1 5 2 8 0 . 4 5 0 . 1 1 . 2 7 9 . 3 2 . 3 0 . 1 5 + 0 . 4 0 . 1 0 . 0 5 + 0 . 2 0 . 5 0 . 2 0 . 2 0 . 0 5 + 0 . 1 7 . 6 0 . 1 + 0 . 3 1 0 . 3 0 . 4 1 4 m 0 . 2 4 s o p 0 2 8 - p - 0 3 7 5 1 0 . 7 g 0 . 1 5 s o n y c o d e e i a j c o d e j e d e c c o d e 3 0 p i n s d i p ( p l a s t i c ) 2 6 . 9 0 . 1 + 0 . 4 1 5 1 6 3 0 1 . 7 7 8 1 0 . 1 6 8 . 5 0 . 1 + 0 . 3 0 . 2 5 0 . 0 5 + 0 . 1 0 t o 1 5 0 . 5 0 . 1 0 . 9 0 . 1 5 3 . 0 m i n 0 . 5 m i n 3 . 7 0 . 1 + 0 . 4 s d i p - 3 0 p - 0 1 s d i p 0 3 0 - p - 0 4 0 0 1 p a c k a g e s t r u c t u r e m o l d i n g c o m p o u n d l e a d t r e a t m e n t l e a d m a t e r i a l p a c k a g e m a s s e p o x y r e s i n p l a t i n g c o p p e r a l l o y 1 . 8 g s o l d e r / p a l l a d i u m 1 . a l l m a t s u r f a c e t y p e . t w o k i n d s o f p a c k a g e s u r f a c e : 2 . a l l m i r r o r s u r f a c e t y p e . package outline unit : mm cxa1619am cxa1619as cxa1619am/as 11 n o t e : p a l l a d i u m p l a t i n g t h i s p r o d u c t u s e s s - p d p p f ( s o n y s p e c . - p a l l a d i u m p r e - p l a t e d l e a d f r a m e ) .

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