AN7222N PANASONIC | Alldatasheet

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——— SSeS AM Tuner, FM-AM IF Amplifier ae Unit : mm @ Description The AN7222N is a monolithic integrated circuit designed rr: oa ot} . for high performance, multi-function FM-AM IF system of Pa = ea low voltage operation. <q E | 4 E a 3 q ES q Ee @ Features nite Th os © Wide operation voltage (Vcc = 2:8 ~ 9.6V) 635 @ Built-in detectors for both FM and AM 1590 E 408 3:10 @ Built-in level meter output (for both FM and AM) 180 FJ 355 @ High sensitivity for AM owing to RF amplifier @ Low power consumption : om @ AFC control terminal = 768 @ Fewer external components 18-Lead DIL Plastic Package (18-DIP) @ Block Diagram ea on Oo AM - FM FMIF @ FM. ® ©) IF Amplifier oan Amplifier juad. Det. (9) OO AF ee || E14 AM AM AM AM non J oxo Voc —_— @® 6932852 09134b2 OTO Panasonic 243

——— eeeeeSeSSSSsSSSSSSSSSSSSSSSSSSSSSSSSSSSSMSSMSSMMMFheFeseFeFsssssssesFeseeF @ Absolute Maximum Ratings (Ta=25°C) Te [Symbol [sang da Supply Voltage [vee fs v Supply Caen a Operaing Ambient epee “C Storage Temperature °c Operating Supply Voltage Range: Vcc = 2.8V ~ 9.6V @ Electrical Characteristics (Vcc=5V, Ta=25°C) | Dexter ouput Vote | Vor | tmpu=i00as | as | oo | 72 | mv [Linn Sesiviy | Vanm | Mee VaatVoae [at | we | a7 [a f | Mewrowravne | vou | wyumane | wo | ao | 750 | wv [ Meeroupavetes | Vis | tment | a | oe | 120 | wv a 4 | Besser Oupivoie | Vane | pannus ———— as | ss [0 | av M |" seniiy | Suan |_MennreVaa'Vo=inv | 85] w [9s [ama Note ; FM: f = 10.7MH2z, faey = 22.5kH2, fn = 400H2. AM: f = IMHz, fm = 400Hz, Mod. = 30% @ Pin 4 | accompa | AF ouput 3 | accowpaay ds Vee 6 | AMiFanpiertpe | as | teeter a —_— Panasonic M™ 6932652 0013463 137? 244

a Test Circuit 3 Vee sv eel, as Cont an 02 fz i 10n y) 1Op = ip zoo is,” 47 rete te 13 £ oc22y AN7222N AMINO voonzs 10n 2%4.7u | __T 35k | 2an == 22n Naar F rer Bs fed. Prin 2 5 47 ane 33HaE our @ Application Circuit 470 + @ Voc =SV Y 22n lon) 10H Oout| 7 oor 4 “, 74700 700 100n | @O-O-O-O0)-O-O-0)- i AN7222N [0-90-9969 -O,9 i fA cr ye a / ed 25330 ~ End . Moh 47 O ° + aM 33nz zoom a mB 6932852 0013864 973 a Panasonic 245

@ Coil Specifications =©/O-@ «EES [eo mB = oO 5° O-® a Tr | MMW | BLL-7s754 2-5 ®-@ 1257 95420% : ®@-© 7 i Si @-@ 357 |e mS =| 455kKHz @t3le ©-@ it @ Ceramic Filter Specification @ Characteristics Curve Wo S/N, THD - Vin (AM) ~ Vo, S/N, THD - Vin (FM) = mr Tren

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ge (Tew) 2 ee UT 2 = bt eae 32 lias g se ol LIA vosae £3 "UT Se Livasv AL ws £22 ii fn=400Hz,22.5kHz |3 BS 28 | Nimo (|S ge Lf feiomin —) § g LETT SP UNITE ce Seo TS reer ef Rosen a ge PSEA ge th Beso LN Med 8 48 Bs i 1 E 3-100) a2 UNA i ser 2 6 LT ee & unt = BTN val?2 “8 ISTH a @ ETT 0 20 40 60 80 100120140 & 20 40 60 80 100 120 140 160 0 20 40 60 80 100120140 Input Voltage Vin (dB) Input Voltage Vin (dB) Input Voltage Vin (dBu) meee Panasonic MH 65932852 0013865 SOT a 246

a @ Characteristics Curve (Continue) Vo, fm (AM) Vo - fm (FM) 24 THD - Af Too Ra a] e z _ "es ome ET _ oar Seg “IM = 5 vees sy LT] a cea timo §=§3 CTT e-news | TTT] 1 | SP a TT TS sol UCM THs? } S RNC HINTS -10 hy 8 TTT -10 > h t ag oe % WIN) & \\ 2 HEE aa | 2 qc tom) =e || ve ' = 1 3 es ea te 0 ana a fe} Vee =! le} im = = offs Secewoe” METI CT] a= IMH2 Cn _ggLVin= 8008 g 9 k 10k «100k -300-200-100 0 100200 300 Modabtel Frequcnty fn (Hs) Modulated Frequency fm (Hz) a Vo, Trot - Voc (FM) Vin, Trot - Voc (AM) Vis-n1 - Vin 80 16 Mero n= > _ HUTT TTT EE 2. ATT a 5 HEE 9 of sg [TL sea 8 Lee Ze ‘0 (Vin= 4 F Jz 3 p> INL B= Coocye er eo He «LUNE B= osttand tt tHice=s¥ g LAs & NPT & 2 Ee ee SUITS PEST, $B OSE He dl iettaecoml| 28 “LiLeeermeriy 2S SEHR Hato 3 3 R BLL Me, =soorte22 sere] BE yo) f= 400He, 30% LTT 4 2s ok EH Ti sn Sp ae 8 O12 4 0 2 4 6 8 10 12 14 °F) 20 40 60 80 100 120 140 Supply Voltage Vcc (V) Supply Voltage Vcc (V) Input Voltage Vin (4ByL) ® Printed Circuit Board Layout (Scale: 1:1) @ AN7222/24 r-) ST ttle ats iS Bed SI) ° vcC mEcs © a WB 6932652 OOL38bb 74b a Penesonio 247