LC7938C

LC7938C SANYO | Alldatasheet

Document overview

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Technical content

Features

• High-speed silicon gate CMOS device + On-chip high-speed shiftable (5MHz max.) 64-bit bidirectional shift register, 64-bit sensor driver analog switch + On-chip CTL signal (CTL) to turn OFF 64-bit sensor driver analog switch + On-chip noise cancel analog switch Package Available in chip form, Chip size : 1.67mmX 6.63mm, Number of pads : 80 Equivalent Circuit Block Diagram Voo Ves = C] me Dr pe > es DR I ie 64-bit bidit I shift “T] 1/0 [jo if -f Pe it bidirectional shift register os Di id Ma: 5) DUO DLT pers Ret rst [ }-Do ib . 4 {_]com REFCTLI[ } BD [aes REFCTL2 REF2 SWo SW; SWz SWes REFS

Electrical Characteristics

The Electrical Characteristics shown below are for the LC7938C placed in our standard ceramic package. Absolute Maximum Ratings at Ta= 25°C Symbol Maximum Supply Volage | Voomax [___———S*d 8 w FT Output Voltage [Your | —*d 08 to Vo 08 Operating Temperature (Junction temperature) —25 to +85 Storage Temperature [tstg P= 40 to 125 Note) The die bond temperature and other parameters are listed in the common specification for quality assurance prepared separately. SANYO Electric Co.,Ltd. Semicoriductor Business Headquarters . TOKYO OFFICE Tokyo Bldg., 1-10,1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 1250TA,TS No.3256-1/6

Allowable Operating Conditions at Ta=25 + 2°C, Vgg=0V Applicable " Parameter Symbol Pad Name Conditions [min | we | ma | Supply Voltage [yoo | | ts | oo ss | | Input ‘H’-Level Voltage Vin CLK,DR,DL, 0.7Vpp Vpp Vv RST,R/L,CTR, Input ‘L’-Level Voltage | V; REFCTL1, 0.3V, Vv ” | 0 iREFCTL2 pp Operating Frequency fork |CLK Duty= MHz V/2£10% Data Hold Tine — a Maximum Clock tr, te |CLK Duty= Rise/Fall Time 1/24 10% Electrical Characteristics at Ta = 25+ 2°C,Vpp=4.5 to 5.5V,Vss=0V Applicable i i Parameter Symbol Pad Name Conditions [min | wp [max | unit Output ‘H’-Level Voltage DR,DL lon= —0.3mA Yen ff vm |v -0.3 Analog SW Rona) |SWo toSWg3_ |COM=0V, 1.0 kQ ON Resistance toCOM Vpp=5V, SWo to SWe3 =0.2V Ron) COM=0.2V, kQ Vpp=5V, SWo to SWe3 =0V Rona) |REF1 to REF2 |REF1=0V, 1.0 Vpp=5V, REF2=0.2V Rona) REF1=0.2V, kQ Vpp=5V, REF2=0V Ronis) | REF3 to REF4 | REF3=0V, Vpp=5V, REF4=0.2V Rone) REF3=0.2V, Vpp=5V, REF4=0V Roni7) | REF3 to REF5 | REF3=0V, Vpp=5V, REF5=0.2V Ronis) REF3=0.2V, Vpp=5V, REF5=0V Continued on next page. No.3256-2/6 '

——_—. Continued from preceding page. Input/Output OFF Torra) |SWotoSWe3 }Analog SW 1.0 pA Leakage Current COM OFF, COM=0V, SW to SWe3, =Vpp, sum of lorr2) individual 10. | nA pole leakage currents Vpp=5V, Ta=60°C Input Capacitance swotoswes | | fa [er | fer foow Operating Current Vpp All outputs 1 mA Dissipation open, f=1MHz ( ): “Design to” value Switching Characteristics at Ta=25 12°C, Vpp=4.5 to 5.5V,Vgg=0V Applicable i Parameter Symbol Pad Name Conditions [min | typ | mex | Analog SW Turn-ON tonp |CLK-SWoto |CTL=Vpp, 150 Delay Time SWe3 RST=Vsg, AnalogSWTurn-OFF | torrp [CLKSWoto |CL=20pF, 150 | ns Delay Time SWes RL=1kQ Data Output Delay Time | tsop _ [CLK->DR,DL |[C,=20pF ; {| sf 200 | ns | trp) |RST>SWoto |CTL=Vpp, SWe3 CL=20pF, RL =1kQ Control Signal tert. {CTL>SWoto |C_=20pF, Delay Time onpa) |SWes Ry=1kQ tom. |REFCTLI> : ond) |REF1 (REF2) ter. |REFCTL2> |C_=20pF, on) |REF3(REF4) |RL=2000 (REF5) tort. |CTL-SWoto |CL=20pF, 120 orrpa) |SWe3 RL=1kQ ter. |REFCTL1I> 120 oFFD@) |REF1 (REF2) tor. |JREFCTL2> |C,=20pF, oFFp() |REF3(REF4) |R,=2002 (REF5) _| Maximum Clock tr, te CLK Duty= 150 Rise/Fall Time U2+10% No.3256-3/6

—— eS Input Data Timing Chart ew 50% cLK |+-t0s 10H. DR, DL (input mode) M 0% » 10% tRW 90% 90% RST Switching Waveforms LK 50% 50% tso0 tsop- COM=Voo ‘SWo~SWs3 Analog SW OF! Analog SWON COM=Vss COM=Vss SWo~SWea Analog SWON XK Analog SW OFF — _ oT 50% 50% terLovo toTLoFFD 7 sw \\ Analog SWo~SWes Ope AEH CUGn, A Analog SW OFF RST 50% tro (1) DR, DL (Output mode) ‘tro (2): SWo~SWes on XK OFF tw 90% 20% RST 10% tes. ouK 10% tos 90% DR, DL (Input mode) 10% No.3256-4/6

. Pad Layout ost Q —_1Loe < 3/ :} 8 — é gi: wo g on : OF, g _ TO q oO 5a QO oS im [2] }ssa a oo 28 Oo rar ot 8 g8t O° a J OU {=]} woo bf Oo ela oO g eee g oO SHE] | 2238 25 an 8 oO ; XS ee tl O Fig galess OG afSye™ sea Ses OO zee = 3 oO Ore. e43u Weg 3 #j 50 < &é@ é oOo = © QO, [=] |z7u03y = © O bad TINY Fg oOo ¢ NNER of * Ry SY/E “NS im) wo os3e WY yy [2 i of gs my NS [s s O —He]| U9 SS: o0 SHel au oO 8s oO wt] pro ! On 8 : Of feo] use | 3 ‘|O 3 OL! FRR joo & | \\\\ ia) [~]] ua =] NN oe FA - [F]| 20a x 2 3 cS) No.3256-5/6

=) ese LC7938C Pad Coordinates [edie] Siainone [Corn] Conate wl _PedN | Siglcan_| Got prt 1 Voo — 659.6 3140 at Swag 490.4 —750 2 OR — 659.6 2651.6 42 38 664.4 —650 ‘ 3 RST — 659.6 2149.2 43 37 490.4 —550 4 CLK — 659.6 1854 44 36 664.4 ~460 5 R/L — 659.6 1558.8 45 35 490.4 —350 6 CTL — 659.6 1263.6 45 34 664.4 —260 ? REFCTLI — 659.6 930.8 4? 33 490.4 —150 8 REFCTL2 — 659.6 170 48 32 664.4 —50 9 REF4 — 659.6 —240.4 49 31 490.4 50 10 REF3 659.6 — 448.8 50 30 664.4 150 W REFS — 659.6 —688 51 29 490.4 250 12 REFI | —659.6 —968 52 3) 664.4 350 13 REF2 — 659.6 1273.2 §3 2 490.4 450 14 COM — 659.6 1541.2 54 26 664.4 550 i) Vss — 659.6 ~2161.2 55 25 490.4 650 16 OL — 659.6 —3140 56 24 664.4 760 7 SW63 { 490.4 —3150 57 23 490.4 850 18 62 | 664.4 —3050 | 58 22 664.4 950 19 61 490.4 —2950 59 21 490.4 1050 . 20 60 664.4 —2850 60 20 664.4 1160 ral 59 490.4 ~—2750 61 19 490.4 1260 22 58 664.4 —2650 62 18 664.4 1360 23 5? 490.4 —2560 63 2 490.4 1450 24 56 664.4 —2450 64 16 664.4 1550 25 55 490.4 —2350 65 15 490.4 1650 26 54 664.4 —2250 66 14 664.4 1750 2 $3 490.4 —2150 67 13 490.4 1850 28 52 664.4 2056 68 12 664.4 1950 29 51 490.4 —1950 69 Mi 490.4 2050 30 50 664.4 —1850 70 10 664.4 2150 3t 49 490.4 —1750 va) 3 490.4 2250 32 48 664.4 —1650 4 8 664.4 2350 33 4? 490.4 —1550 B ? 490.4 2450 - 34 46 664.4 —1450 4 6 664.4 2550 36 45 490.4 —1380 ve) 5 490.4 2650 36 44 664.4 —1250 6 4 664.4 2750 37 43 490.4 —1150 7 3 490.4 2850 38 42 664.4 —1050 8 2 664.4 2950 39 4 490.4 —950 73 1 490.4 3050 40 40 664.4 ~850 80 0 664.4 3150 No 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 indirectly cause injury, death or property loss. 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 ail 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 CO, 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.3256-6/6