M259 Datasheet | SGS

INTEGRATED CIRCUITS M258 M259- PRELIMINARY DATA 16 PROGRAMMABLE RHYTHMS (CODED FOR THE M258; ALSO AVAILABLE IN BI- NATION FOR THE M259 16 OUTPUTS (2 SECTIONS BY 8) MASK PROGRAMMABLE RESET COUNTS (24 or 32) DOWN BEAT OUT SYNC OUT EXTERNAL RESET TWO CHIP SELECTS (CS1, CS2) FOR SEPARATE TRISTATE CONDITION OF THE TWO OUT- PUT SECTIONS INTERNAL PULL-UP ON THE INPUTS OPEN DRAIN OUTPUTS WITH RETURN TO "1" STATUS CHOICE BETWEEN RETURN TO "1" OR NOT ON 8 OUTPUTS (OUT 1,2,3,4,9,10,11,12) SEPARATELY ONLY ONE POWER SUPPLY (+5V) VERY LOW POWER CONSUMPTION (150 m W TYP.) M258, M259 are monolithic rhythm generators specifically designed for electronic organs and other instruments. ~".tl- l Ir.t"rl on a single chip using MOS N-channel silicon gate technology, they are suppl ied in a 28 lead (M258) or 40 lead for (M259) dual in-line plastic package. ~SOLUTE MAXIMUM RATINGS- Source supply voltage Input voltage Output current (at any pin) Output voltage Storage temperature range Operating temperature range -0.3 to +7 -0.3 to +7 3 m A -65 to + 125 °C oto 70 °C "Stresses above those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. This is ,- a stress rating only and functional operation of the device at these or any other condition above those indicate in ; the "Remended operating conditions" section of this specification is not implied. Exposure to absolute maxi- r- mum rating conditions for extended periods may affect device reliability. All voltages are with respect to Vss (GNDi. I»RDERING NUMBERS: M258 Bl for dual in-line plastic package M259 Bl for dual in-line plastic package 11/79 M258 M 259 MECHANICAL DATA (dimensions in mm) Dual in-line plastic package (28 lead) Dual in-line plastic package (40 lead) ~~M~EEF- _14O~~' L:::: : : ::::::~ CONNECTION DIAGRAMS v DD CLOCK OUTPUT 1 OUTPUT 9 - 26 25 RESET/SYNC. OUTPUT 16 OUTPUT2 OUTPUT10 6 - - 24 23 DOWN BEAT OUTPUT 8 INPUT 1 OUTPUT...