MMC4055

MMC4055 MICRO-ELECTRONICS | Alldatasheet

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8 NGS CO c SIG gO LN) UG MMC 4054 MMC 4055 MMC 4056

——— LIQUID-CRYSTAL DISPLAY DRIVERS 4054- 4 SEGMENT DISPLAY DRIVER-STROBED LATCH FUNCTION 4055- BCD TO 7-SEGMENT DECODER/ DRIVER, WITH ' »DISPLAY-FREQUENCY' OUTPUT 9056 - BCD TO 7-SEGMENT DECODER/ DRIVER WITH STROBED LATCH FUNCTION GENERAL DESCRIPTION leve! ae tunction on fe pee types permits te use of different input-and output-signal swings. The The MMC aoa MMC 4055, MMC eae ie ia input. swings frum a low level of Vgg to a high level of types extended temperature range and the E, 5 from 2 types intermediate temperature range) are monolit- Vop while the output swings from a low level of Veg to hic integrated circuits available in 16-lead dual in-line the same high level of Vp. Thus, the input and output plastic or ceramic package. The MMC 4055 and swings can be selected independently of each other MMC 4056 types are single-digit BCD-to-7-seg- — gyer a 3-to 1BV range. Vgg may be connected to Veg ment decoder /driver circuits that provide level-shif- h level-shift function is required, For the ting functions on the chip. This feature permits the = When No level-shift function is required. BCD input-signal swings (Vpg to Vgg) to be the same MMC 4054 and the MMC 4056, data are transfered put sig 98 Vino : : from input to output by placing a high voltage level at as or different from the 7-segment output-signal the strobe input. A low voltage level at the strobe in- swings (Vop to Veg). For example, the BCD input-sig- put latches the data imput and the corresponding nals swings (Vpg to Vgc) may be as low as O to --3V, output segments remain selected ea UTS etariaae PS ? . while the strobe is low, Whenever the level-shifting whereas the output-display drive-signal swing (Vp function Is required, the MMC 4055 can be used by to Ver) may be from 0 to ~ SV. if Vpp to Ver exceeds — itself to drive a liquid-crystal display. The MMC 1SV. Vop to Vgg should be at least 4V. The 7-seg- 4056. however, must be used together with a MMC ment outputs are controlied by the DISPLAY-FRE- 4054 to provide the common DF output. QUENCY (OF) input which causes the selected seg- ment outputs to be low, high, or a square-wave out- put (for liquid-crystal displays) When the DF input ts low the output segments will be high when selected by the BCD Dead ali FEATURES input is high, the output segments will be low when ircuit: selected by the BCD inputs. When a square-wave is ° acre uonne! (euanen ves enn ei ele) Cute Present at the DF input, the selected segments will provides ultra tow-p pee tiquid-cristal dis- have a square-wave output thet is 180? out of phase @ Equivalent AC eo ee cred er with the DF input. Those segments which are not se- plays-no Saruing capaci Heys Ay — Ved = lected will have_a square-wave output that 1s in phase © Voltage doubling acros splay “oo Lo with the input. DF square-wave repetition rates tor li- 18V results in effective 36 V (pp) drive across quid-crystal displays usually range from 30 Hz (well selected display segments above flicker rate) to 200 Hz (well bellow the upper h- @ Low-or high-output level DC drive for other types mit of the liquid crystal frequency response). The of displays . MMC 4055 provides a level-shifted high-amplitude @ On chip logic-level conversion for different input OF output which is required for driving the common and output-level swings a P electrode in liquid-crystal displays. The MMC 4056 ® Full decoding of all input combinations: “O-9,LHP, provides @ strobedlatchtunction at the BCD inputs. A” and blank positions 5°C fi Decoding of all input combinations on the MMC 4055 @ Input. current_of 100 nA at 18V and 25’ ‘or and MMC 4056 provides displays of O to 9 as well as MMC device G, H types UP.HA — and a blank position. The MMC 4054 prowi- @ 100% tested for quiescent current des level shifting similar to the MMC 4055 and MMC 4056 independently strobed latches, and common DF Control on 4 signal lines. The MMC 4054 is intended to provide drive-signal compatibility with the MMC 4055 and MMC 4056 7-segment decoder types for the decimal point. colon, polarity, and similar display {i- nes. A level-shifted hgrompltude OF output can be obtained from any MMC 4054 output tine by con- secting the corresponding input and strobe lines to a ‘ow and high level, respectively. The MMC 4054 may also be utilized for logic-level «Up conversion” or down conversion". For example, Input-signal swings (pp to Veg) from +5 to OV can be, converted to out- put-signal swings (Vpp to V_gl of +5 to -5V. The eee 123

This file has been download from www.datasheetcatalog.com MMC.4054 MMC 4055 MMC 4pse, ABSOLUTE MAXIMUM RATINGS —_— Voo* Supply voltage: G and H types -0.5 to 20 v E and F types -0.5 to 18 Vv A input voltage -05to VpptO5 Vv

4 OC input current {any ane input) £10 mA

Let Total power dissipation (per package) 200 mw Dissipation per output transistor for T, = full package-temperature range 100 mw Ta Operating temperature; G and H types -55 to 125 °C E and F types -40 to 85 °c Teg Storage temperature -65 to 150 °C ee * Ali voltage values are referred to Vgg pin voltage RECOMMENDED OPERATING CONDITIONS an cian ace t ee aS Voo" Supply voltage: G and H types 3to 18 Vv E and F types 3 to 15 Vv Vv, input voltage Oto Voo v Ta Operating temperature: G and H types -55 to 125 be} E and F types -40 to 85 °C ee CONNECTION DIAGRAMS MMC 4054 MMC 4055 . MMC 4056 strowe ot “DY ota 1) Yoo stRoBE Op aA de sf] tne 2a sof 30 al ot, [3 14E) STROBE 3 ao /7 03 ro aco a! 3 af ora Bo INPUTS | 23}, spe] , neuTs2? Ce ae at2 qs rf] strose 2 “ds 12004 }secwent F 2 Cs pe) seer DISPLAY OUTPUTS ISPLAY TPUTS ouTt Lis ne IN2 FREQ IN Cis ngjc FREQ. IN cis nc Vee 1 10f) sTROBE Vee eu ef ‘Ye 7 ob Yes cys ot) NY ss, of ojo Vss Cie yety FUNCTIONAL DIAGRAMS For 4054 For 4605S, “5s Mee Yoo Ves Vee Yoo cee § 9 8 b § 9 Nes Mee Mop 8 u [6 u u a 9 VY ¥ steoatie 15 en) ae {Te ow Yo’ Sal u | lt ain HEHeH HE iz Yo i (| [he oul myo Ps oun} a 70 4 LHS oF ret Il 1 E rm vot JE All “Tato Hed ele oy g] tote i ei ModE wr oO i i. ES ooit 2 ray 4 5 eH .He> 5 to AF He al fe oW| snacronat Tle il *Usths., . STROBE O 5 Hath, i Ws GM TR) Yoon all LT oy DISPLAY 9 6 ale = 7] gs FRED IN 2 STROBE 1 0 - a 3 | im BAY 2 1 ONPLAY By ° FREO th eRe ot 5 1600 S109 own nen 124

This file has been download from www.datasheetcatalog.com MMC 4054, MMC 4055, MMC 4086 ee TRUTH TABLE For 4055 and 4056 INPUT CODE OUTPUT STATE DISPLAY CHARACTER 23 22 21 20 ab c dad e f g 0 000 1 41° 4 +41 4 4° ~°0 0 0001 o 1 141 O 8 O OD H oo 1 0 4 41 fe] 1 1 0 4 2 001 1 1 1 4 4 OF 0 1 3 o 1 00 o 1 1 O88 O 1 1 u o 101 1 OF 1 4 OF 1 4 S o 1 1 0 1 0 1 4 124 ~1 6 ot 11 1 1 +1 +0 6 0 O 4 1 0 0 0 1 1 1 1 1 1 1 g 1°00 1 1 44 +4 OF 1 14 [=] eee ee ee 1.0 1 0 o o 0 1 1 1 +0 L a << | 1 0 11 o 1 1 o 1 1 1 H I - o 1 1:0 0 1 1° 0 0 47 1 1 p 1 1°01 1 1 1 Oo 1 1 1 R 4014 4 °~0 0 0 0 O80 D0 oOo 1 - Jt) Oo OO 1 91°11 e} o 60 [e} (e} [s} ) BLANK OO CLANK Data setup time and strobe pulse duration 50% STROBE 0% vy {| w 30% IN : ee 125

This file has been download from www.datasheetcatalog.com MMC 42054, MMC 4055, MMC 4055 STATIC ELECTRICAL CHARACTERISTICS funder recommended operating conditions) TEST CONDITIONS VALUES PARAMETER unre vi} W) ™v wm} ™) [in [Max | Min | Typ. [Max | Min Tatax | i, Quiescent Gand H} -510/ 5 is} 5 0.04 5 150 supply types | 0/0/10 oj} 10 0.04] 10 300 curent Q 40/15 Oj} 15 004+ 20 600 0 |0720) oj} 20 0.08 | 100 3060) aA Eand F | -S{0/ 5 i] 20 0.04} 20 180 types 0 }0/10) 10 40 O04] 40 300 0 jo/15 15 80 004{ 80 600 Von Output. OjO/ 5 5 |495 4.95 4.95 high 6 jo/10 10 | 9.95 9.95 9.95 Vv voltage 0 j0/15) 415 14.95) 14.95) 14.95 Vo, Output 0j5 70 0.05 0.05 0.05 low Q |1070) G05 0.05 0.05) Vv voltage 0 }15/0) 0.05 0.05 0.05 Vin Input high -5 05/45 3.5 35 35 voltage is} 1/9 7? 7 7 Vv ie} 15/135) an 11 1 Vip Input tow i) 45/05 5 15 15 15 voltage i) g/ 10 3 3 3 v ie) 13.5/15 15 4 4 4 low Output Gaud H |} -5 j0/ 5 45 5 [-06 0.45] -0.9 -03 high types. 0 |0/10 95 S [-06 0.451 -0.9 -03 current 0 jO/15) 13.5 15 J-1.9 -1.5 | -3 S15 A Eaud F ] -5 0/5 45 5 047 0.38] ~0.9 0.28 types. 0 {0710 95 10 | 047 +-0.38) -0.9 ~0.28 toy Output Gand H | -5}0/ 5 04 ie) 5 | 16 13] 26 og tow types 0 40/10 05 Oo} 10 | 16 19 26 og current. 0 40/15) 15 Oo} 15 | 42 34 | 68 24 ree Cee es mA » EandF 1-50 5 04 ie} 5 | 137 lov 26 0.82 types 0 10/10) as oO}; 10 | 137 11 26 og 00/15) 15 0] 15 | 362 2g] 68 217 laa 3e3¢Input Gaud H r 5) 4 hy leakage types 0 10/18) Oo} 18 +01 £107} 40.1 L | t nA current “Ea Ss a A . 4 types 0 40/15) oO} 15 .{ +03 +10 soa | 21 | uh Cit input capacitance | | 5 75 | |_| pF * Trow » ~55°C for Gaud H devices, 40°C for Eaud F devices * Tras = +125°C for Gaud H devices, 185°C for Eaud F devices The Nore Margin for both “1° and “O" level is. 1V min with Von = SV 2V min with Von ~ 10V

25 V min with Vag = 15 V

“Any input nme 126

MMC 4064, MMC 4086, MMC 4086 LC TAA A TAT eta Sai veNroSenerchatesstssidrnesnsitnsimvast DYNAMIC ELECTRICAL CHARACTERISTICS (Tama = 25°C, C, = SO pF, A. = 200 k typical temperature coefficient for all Vog values is 0.3%/°C, all in- put nse and fall times = 20 ns} TEST CONDITIONS TYPES . M V. 7 4055 and 4054 unit PARAMETER ce ss bo tex. Propagation delay -5 5 foo 800 650 | 1300 tet time (Any time to ie) 10 340 | 680 575 | 1150] ns Any output) ie} 15 250 | 500 375 750 tru. Transition time -5 5 100 | 200 100 200 tr (Any output) i) 10 100 | 200 100 | 200 | ns ie} 15 75 150 75 150 tsetup’ Data setup time 5 220 110 220 110 10 100 50 100 50 ns “5 70 35 70 35 tw Strobe pulse width 5 220 110 220 110 10 100 50 100 50 As 15 70 35 70 35 * MMC 4055 and 4056 only TYPICAL APPLICATIONS . Oisplay-driver circuit for one segment line LEVEL- OF SHIFTED. ‘our Fos Hep DISPLAY 7 OISPLAY ORIVER ORIVER SEGMENT SEGMENT INPUT OUTPUT (a to 9) t (0 tog) (HIGH= SELECT) ren ‘ OF our Single-digit liquid crystal display Digital (0 to +5 to --5V) to bidirectional analog control (+5 to —5V) level shifter oy vee mm Oy ER BAT Yip _trapey nee Vong s¥ hy, ANALOG _INPUTSLESV) Vog SV cr — ecgioe She 4.67] a Co TS ih “ne nome “ “ f oi) ™ rs Corer a“ § 4 _| SE Soret Ves 20¥ Vige-Sv ANALOG OUTPUTS [25V)_Vpg 2-5 tutte

This file has been download from www.datasheetcatalog.com MMC 40S4, MMC 4055, MMC 4056 EEE REI ee er ae 8 i : Conversion of “H” display to “F” display ps . : a . ‘ Clock display ba} . so | xo aco 0 0 ao Ht an iT nt ry Lory ny rem = =i [=F C=} uu uu TM = Ce Te i LC U0 CeRSTAL (Om tLECTIO Typical 3: 1/2-digit hquid crystal display: (Vpp = +5V, Veg = OV. Veg = —10V, OFy = 30 Hz square wave) ‘STROBE TF ‘STROBE? ‘STROBE 3 ‘STROBE 4 rye Pie Se a » L| [oFaw 78C0 sac T7) il ~ Se LT) SSS s $ = f=] fa] | {ervey \\ On | . . ie ‘ wh el | | 'n addition to the letters LH. P and A, five other letters can be displayed through the use of simple lagic circuits preceding and following the 4055 or 4056 devices. Figure bellow 1s an example of a circuit that converts an "H” display. (code 1011) to an “F” dispMy One condition that must be met is that Veg—Ves. If Vie # Veg. the 4054 must be used to level shift. in the anpropiate places In a similar manner the letters C. E. J and U can be displayed These circuits can also be used to drive LED displays provided the exclusive- OR gates have sufficient output-current drive The letters B. 0, G. |, O and S may be represented by the codes for numbers 8. 0. 6. 1. 0 and 5 respectively, when there is preknowledge that only letters are to be displayed tennant ashenheveneenest steers rtaenasnsunninntiineesnaienttrrsnsinsneN ENACTED 128