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HCF4536B Scheda tecnica(PDF) 1 Page - STMicroelectronics |
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HCF4536B Scheda tecnica(HTML) 1 Page - STMicroelectronics |
1 / 17 page HCC/HCF4536B PROGRAMMABLE TIMER . 24 FLIP-FLOP STAGES - COUNTS FROM 2 0 TO 224 . LAST 16 STAGES SELECTABLE BY BCD SE- LECT CODE . BYPASS INPUT ALLOWS BYPASSING FIRST 8 STAGES . ON-CHIP RC OSCILLATOR PROVISION . CLOCK INHIBIT INPUT . SCHMITT-TRIGGER IN CLOCK LINE PER- MITS OPERATION WITH VERY LONG RISE AND FALL TIMES . ON-CHIP MONOSTABLE OUTPUT PROVI- SION . TYPICAL fCL = 3MHz AT VDD = 10V . TEST MODE ALLOWS FAST TEST SE- QUENCE . SET AND RESET INPUTS . CAPABLE OF DRIVING TWO LOW POWER TTL LOADS, ONE LOWER-POWER SCHOTTKY LOAD, OR TWO HTL LOADS OVER THE RATED TEMPERATURE RANGE . STANDARDIZED, SYMMETRICAL OUTPUT CHARACTERISTICS . QUIESCENT CURRENT AT 20V FOR HCC DE- VICE . 5V, 10V, AND 15V PARAMETRIC RATINGS . INPUT CURRENT OF 100 nA AT 18V AND 25 °C FOR HCC DEVICE . 100% TESTED FOR QUIESCENT CURRENT . MEETS ALL REQUIREMENTS OF JEDEC TEN- TATIVE STANDARD N o. 13A, ”STANDARD SPECIFICATIONS FOR DESCRIPTION OF ”B” SERIES CMOS DEVICES” November 1996 DESCRIPTION The HCC4536B (extended temperature range) and HCF4536B (intermediate temperature range) are monolithic integrated circuits, available in 16-lead dual in-line plastic or ceramic package. The HCC/HCF4536B is a programmable timer consi- sting of 24 ripple-binary counter stages. The salient feature of this device is its flexibility. The device can count from 1 to 2 24 or the first 8 stages can be by- passed to allow an output, selectable by a 4-bit co- de, from any one of the remaining 16 stages. It can be driven by an external clock or an RC oscillator that can be constructed using on-chip components. EY (Plastic Package) F (Ceramic Package) C1 (Chip Carrier) ORDER CODES : HCC4536BF HCF4536BEY HCF4536BC1 PIN CONNECTIONS 1/17 |
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