LC7070N SANYO | Alldatasheet

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Features

+ Group synchronization Pin Assignment - Selectable error detection & correction . 4.0MHz ceramic resonator + Serial data output —] - Selectable serial data clock polarity + Block DATA START signal output L + Low-power CMOS i - Single +5V supply Those f— osc2 7 + 18-pin plastic DIP or MFP i 1} - Optional pull-ups on serial data outputs. 7 L_ a” crock out Type No. [| Package [Output Pull-up mo! ' _. pata our 5 rae LO7070NM ||_MFP18 GT Corona Fe — OMA stan LC707INM || MFP18 oA IN iG — ERROR *: Only 3 pins for serial data output CORR. SEL —~ (72 ~—» CORRECTION CL-ED. SEL —> | i = D.S.CONTROL +5v DIP <LC7070N> MFP <LC7070NM, LC7071INM> Package Dimensions 3007A-D18IC Package Dimensions 3095-M18IC (unit: mm ) (unit: mm ) 15, 1 10 Oaks » 0 AHAHAAAASR nooo oon en hi «| gs “| Bj «| eererererenerltite 3 a 5 WOUUOTOOTy “DHEA

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M yt [ 3 SANYO : MFP18 O5 1.2 2.546 SANYO: DIP18 S122 03s 427 SANYO Electric Co.,Ltd. Semiconductor Business Headquarters TOKYO OFFICE Tokyo Bldg.,1-10,1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN O188TA,TS No.2890-1/8

LC7070N,7070NM,7071NM Absolute Maximum Ratings at Ta= 25°C, Vggs=0V sg Applicable Pin/ we : Parameter Symbol Conditions Package Limits unit Maximum Supply Voltage [Voomex | [Vo 0.80 +720 Output Voltage Yow | osc =0.3 9 Vop+0.3 Input Voltage Via OSC 1 -0.3t0 Vpp+0.3] y (See Note 1.) Via) IN type 1 ~—0.3t0 +15] V (See Note 2.) Output Voltage Vow) OUT type 1,2 ~0.3t0 +15] V (See Note 2.) Peak Output Current lop Peak current for OUT type 1,2 —2to +20) mA each pin (See Note 2.) Average Output Voltage Toa Average current OUT type 1,2 —2to+20| mA (100ms interval) for each pin (See Note 2.) Zloa Totalcurrent . OUT type 1,2 —14to +90] mA for all pins (See Note 2.) MFP package mW (See Note 3.) lopertingtompercmre [Tor [| Allowable Operating Conditions (at Ta= — 40 to +85°C, Vsg=0V,Vpp=4.5 Lo 6.0V, unless otherwise specified.) sable Parameter Symbol | Conditions Applicable Pin/ 8 unit ‘H’-Level Input Voltage Vinay IN type 1 0.7Vpp +13.5) V (See Note 2.) ‘L’-Level Input Voltage Vina) IN type 1 Vss 0.3Vpp| V (See Note 2.) oe a Guaranteed Constants for See Figure 1. |OSC1,0SC2 See Table 1. Ceramic Resonator Oscillation : No.2890-2/8

[Reset'Time tas | | See Figure 3. operated at recommended constants. (Note 4) Except for four selectable output pins, other outputs are Io, at less than 1mA. Figure 1. Oscillator Circuit Figure 2. Stabilization Time

Table 1. Guaranteed Constants Yoo. Operating Note: Set at time of RES input. detection. HIGH-level at other times. HIGH-level if no corrections are required. [Pren drain : LC7070N, LC7070NM.

1.C7070N,7070NM,7071NM . System Configuration CLOCK _IN DATA START . LC7070N [pata or, [Controller * © Display output LC7070NM R rol si; DATA IN .¢7071NM (data decoding) © PLL control signal © Other signals RES RDS Decoder IC AF Sync and Error Detection & Cotrection LSI Timing Charts & Data Format Serial Data Output | Data ‘ “—HTTTI £LLL DATASTART |_| See Note. data TOmsec TO block a Note : All blocks or second block-only output selectable using D.S, CONTROL input. Clock to Lf | | | | aot20u8 = || at0te0ue «I | | | | | | | jp | 4204408 | No.2890-5/8

LC7070N,7070NM,7071NM Serial Data Output Format RB €& & 2 8 z 5 =“ 2 3 yoo: S fore 10:3 E : Error flag ee | OE : Offset B [Corrected ff o [| a | OF =: Offset F Uncorrectable [2 [1 |] A/B_ : Group type

0 Version A

1 Version B

CORR. SEL, D. S. CONTROL Pin Read Timing e After sync detection Data received from LA2231 @X Boek of eX eX ® Pin read timing ] ] Pin level Internal status — ¢ States CORR. SEL and D. S. CONTROL are read at the start of each RDS demodulation data block. Four consecutive input states are then confirmed, inputs following the fourth are affected. * During sync detection Data received from LA2231 Pin level Internal states * RED demodulation data bits from LA2231 are read. Four consecutive pin states are confirmed. Ifall four states are the same, data are input internally. : No.2890-6/8

LC7070N,7070NM,7071NM Serial Data Output Timing (1) RDS data | Correctable error [Uncorrectable error ' ! pth oo ] t 1 H : | ! i ' ' : i sinew TD ' Block® | Block | Block ® | Block® | Block ® i 1 1 ERROR 1 ! ; 1 ! t ‘ ! 1 ' 1 ‘ ] : 1 ' CORRECTION | ' ' 1 1 1 | ! 1 amt Cy oan Gd G) ey Oo & Output when D.S, CONTROL inputis 0. ae e Serial data outputs from LC7070N, LC7070NM and LC7071NM are delayed one block from the RDS demodulation data from the LA2231. « When sync is detected, serial dala output starts from the beginning of the next group (1 clock cycle). « ERROR and CORRECTION signal outputs are generated ahead of the seria] data output. ‘These outputs are continuous when errors are detected continuously. : No.2890-7/8

LC7070N,7070NM,7071NM Serial Data Output Timing (2) 1@1 1@t toot toot too | paawpintss | [Lf Lf rl 1 oot 1 i ‘ i] al yoo cwkoime LP LPLE LPL LU UU UL m7 | my i) 1 1 1 toot 1 DATA sunt LJ ro rot ' Wot tease @® Timing at DATA START output TT tt 5 1 1 a H ‘ H Clock es a t 1

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@ Timing when there is no DATA START output Clock a i VL ee etue IENo products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or indireotly cause injury, death or property loss. M Anyone purchasing any products described or contained herein for an above-mentioned use shall: ® Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and expenses associated with such use: @ Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on SANYO ELECTRIC 00, LTD. its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally, W Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guarant- eed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. No.2890-8/8