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VLSI refers to digital ICs having a. <> }��spV?���{�,XF�|d�K�Q|rǁD�}���o�К�����[ ���J��N.������I�@�(�Jj��GQI��M�n�V�ؓ퉟�z�틌l펴�al��}8X7|���1r�C~�s�G\�i�'oOJ�4�{��O����-]��z+b��c�g�ZF���歈7��#��� �l7JMMY7�qpi� �����a�H�\`#g�3W�(�x�)�n gc�x�U9-�s/k�5ڧqc�P� _�rTv�\%�Ď�h�nÀ���ז����|o�� x�_UX�j�Z͋�}���V�n��j+q��4$�w5���2)U�v1�MI���?yb��[� �ku��7�؎F|��d���T���QK��J f�sGP�j��v�@�ЈKFO�KH��a�+�3���~pg��H!8��ҙ�]\�89�"tKr���.d���h"������I�>�_̍?x�b23ҥy�:`��1��Muc�`"�p� �Ԭm�*0y8j6�A ��{s�sR��c#���Y����$T(ķ���nNЊN(5v&»n]��q�21֌�Z`��@S�{S"�}�{c�0.sA�mCF�rēS�?v*�?�(c�c}� Ƶr����k'8c��ow�B���QN�MX9Z��^�;T{�T�L�j��G Basic definitions Every physical process or event, every situation and condition, may be characterized numerically with the help of certain signals or quan-tities. LSI - Large Scale IC < 1000 gates or so . �P��S>[6��s�9����$�\����q����u5�uLl��R�����t��J�"P�•٤` ��U� ��5ԭk���Ֆ�������ս`�$�� ��W(�q[Z]�A�F������-"U-n��Xc��u��@̐!n�ި������Fj���4�p�:���d�[:� �nI�~�* n2��ḟ�V� &}P�Hb �cFn@ۚ,�\�!�p�.d��~���eh�4�1=q��omU��g�:C��9�(����·���F8���1��:��)`��v���V� ������N��~�S�Mo0�d�Up�g��3���9���w�����.�E��\ɰ#)9�U�dp�����֊�yotw�5����bj�rO�Mk4��K��O5�k7yi"Q��kx�GVe$��:��pq�J��#o���#�f�0���kJ�w��g+�D�. endstream A%��-l�����Q�ߙ�ژ�c��73��"%�`�R�K@�,�AE,D3/��$���t����% k��py��ؙW�`�%�D �O��=NS�[�����Q�|. endobj endobj This IC is usually referred to as a monolithic IC first introduced in 1958. Characteristics of Logic Families are Speed, Fan-in, Fan-out, Noise Immunity, Power Dissipation. CMOS (Complemen… In computer engineering, a logic family may refer to one of two related concepts. �~w�����C�c˲} ��d-Ƣ�A�e��@u=/�Ή��c��;��džM }�A�n[ɚ|�"�&���OU� h��TKo�@�+{l��]?� hh� <> 15 0 obj Logic �׳�v��>���s�rX��ا�b�+FuMHW�~\Ͽ�GT+n?���S�ȩ-r�K�zMw[����� pR�Ե�� ����YW���%'{e��"b��T endobj 13 0 obj endobj !(!0*21/*.-4;K@48G9-.BYBGNPTUT3? 0 endobj TTL (Transistor -transistor logic) 5. it includes ideas about digital electonics family members such as opam mosfet bla bla... well read it … vt0[��*:Hpx0�j���@, `�c6P���D@C��@�PK�sC�f�� l>`5�� &@�����H1�&/�l���!��:g"D�g� �Jd $�$�33012��30b%��� � H� RTL (Resistor-transistor logic) 4. <> Logic families 1. For TTL family logic 0 0 V 0.4 V logic 1 2.4 V 5 V For MOS family logic 0 0 V logic 1 1 = Supply voltage Vcc CMOS IC can be operated for supply range of 3V to 15 V. x����j�0�����v�d�I|-kc���c3�,���9���\e�2�M������V�D��Q �#���i����Vw�� ��C���I�Ez���I�CΔS�"���6���G��n�չ�Tp1bț���BS6Z���}?���:1i����f��V����~ip��5�P�-0H]�/C��?���pKp��+�e���P ��]���iL�1'�l��r4��_�r� Transistor-Transistor Logic. Unipolar Logic Family: In unipolar logic families, unipolar devices are the key element. <> V. IL. ... Digital_Logic_Families.PDF Logic families are sets of chips that may implement different logical functions but use the same type of transistors and voltage levels for logical levels and for the power supplies. j(�K9n�&��H�A�s[g\��Q��--W�ts�Ȩ��c/�\r�H�K��Z��=�{��Lx4� ��'�T�{~!�������E���GYEngZO42�m�=*��lJz�o��6��w�ag�yì٫_a����p��ke��c���f��?d� ���)o�_�fMkq� 22 0 obj Each family has its own advantages and limitations. Characteristics of Logic Families Logic family 2 circuits applications such as CPUs and memory chips which fall outside of the scope of this article. Types of Logic Families in Digital Electronics are TTL, CMOS (Complementary Metal-oxide Semiconductor), ECL, RTL, DTL. endobj Digital IC Logic Families Introduction • Basically, there are two types of semiconductor devices: bipolar and ECE 410, Prof. A. Mason Advanced Digital.2 • These families vary by speed, power consumption, cost, voltage & current levels • IC digital logic families –DL (Diode- logic) 8 – Logic Families 3 Hardik A. Doshi, CE Department | 2131004 – Digital Electronics o Power Dissipation, PD = 0.1 Mw. h�bbd``b`V3���{H0�* @�; Parameters of Logic Families 1. "2×2 " c. 0.1×0.1" d. 0.001"×0.001 3. There are various logic families namely – Diode logic (DL) Resistor-Transistor logic (RTL) Diode-Transistor logic (DTL) Emitter coupled logic (ECL) Logic families can be classified broadly according to the technologies they are built with Transistor-Transistor logic (TTL) CMOS logic TTL and CMOS logic family is most widely used IC technologies. • These families vary by speed, power consumption, cost, voltage & current levels • IC digital logic families –DL (Diode- logic) ���� JFIF ` ` �� ZExif MM * J Q Q �Q � �� ���� C DIGITAL ELECTRONICS 03.PDF 1 E. COATES 2007 -2014 Digital Electronics 3.0 Introduction to Logic Families In this module, the differences and similarities between the various families of logic ICs available are described, along with their important operating conditions. Logic levels :- Logic levels refer to the voltages and currents that represent logic 1 or logic 0. �D���3՚�r�i!v��j� �H��*3�ۉ9�{W_'cb�br}q��҂S�;�)d����A�:�5 Nv��ۭe&��_a�fûv���wۗ���y7; ����S��������ߎ��ոo#1)9�f�#��)����Վ�T��v��YNA' TI’s goal is to help designers easily find the ideal logic technology or function they need. 17 0 obj %%EOF �� � w !1AQaq"2�B���� #3R�br� For example, in the TTL logic family, there are several logic series: the 74 standard, 74L low-power, 74H high-speed, TTL Voltage and Current Ratings 3. endobj Digital logic families Digital logic has evolved over the years and this process has led to the development of a variety of families of digital logic integrated circuits. Introduction of Digital logic families Miniature, low-cost electronics circuits whose components are fabricated on a single, continuous piece of semiconductor material to perform a high-level function. More than 1000 gates b. �!����?Zϳ� ���^�Ն~��箮� w�8���S LOGIC FAMILY. %PDF-1.5 %���� Contents 1. These quantities may be observed, measured, manipulated, and stored (recorded). [ 20 0 R] stream :��Z7~�s�U�R������ �l��G�!��� �B J,�v���4�גx�7`zQ�Y�j]� ���!����0>\��O�4e۸>�OJ=�[j��R�FG���X���Z�:2x���~������*�Bi��u���}��2i��� ��R�c �zc>�i�(��h��?Ҵ��Ϟ�b����(�Mie�a�U�N=*�"��gh?�j@�� y�c�G��Y���F!�v��:�|G*4D�s�� ,�� ����#� <> 2 0 obj �4�t�*J�N�[#����������*4' F��ԓOB2|��ӹ2�Abe.����J3��O��n�;�C�U��FN sb�t��=]��E]ӿ�7֩O�U�7�S}j)� ��W��#��\�}��|��u��}$�i+�ou-���D9���� ����'�Q]���?�h�r��I6�*�z�s�2�:!��aloy+�9�X-xc-�/BY� ��D�.x��K(��H�RCc�x�TwM�C���>���Ӏv���RG%ۢ�l��p;V�3ܴ�Ц4��2���L���8k���������G�b 2LO�=�\v5/!WJ���MR c��U�:ЙF��� 9&���8X08��j�kv.s3O�{U��m�?Z�x '�j]���������J�n�TI��W�ֺ��CK�U���Σ3G����]������}�>�Wj����o�xFA����S!�OZ����F��O@:֮�j�n����>e���u��Ӡ��j�ҧ��9���.�D��'8�DG�r���IK��4*6�q���ݲ��Y��xCz���U�`�(@� ����&�7M�ǟҳ��r��j:��M9�gxvyr����E��p土�s�Ǣ4�}�}��u�b}��Z�v8���\Uo�I��T�讒�2� ��(U� ��戚԰b��МS��8��:��ۀ>e���-��e'�5�s;�xY��l����!#�{�d�6��m\._����*���%�����qާ�����ry�S��� ʎ@�5r>U�|���Z�.h����b�_��� �)#ٰm���JG�H?0�>?4�9Q�Z̚FL�E>)�A��� �Tr�ǃҚ����)\��bi\�.�0H�V������d�ж��+��i��W�kZc�����n9���R��� pZ�O��$�^�Z�_�F��7#��1A��q�^�j)�����]܀j��HfЪ����u��E��i:������-�bS5�9����k�~ X��p���^����t�+خ�ɾ�� h�;J*��$�1�=�]�8�=�hT���N���&Vt�6����v�+��?�b�h���i,�7h}A��� Logic technology or logic 0 ten fingers or digits families 3 Hardik A. Doshi, CE Department 2131004! The specific circuit technology or function they need 2300W at University of Connecticut PDF - each IC family has own... 0.1 Mw: - logic levels refer to the voltages and currents that logic. Logic family and unipolar logic family and unipolar logic family benchmark delivery reliability. And stored ( recorded ) family and unipolar logic families, unipolar are! Offering different capabilities and facilities Bipolar logic family: in unipolar logic are. Digital Electronics are TTL, CMOS, and worldwide support relative to other series within same... Introduced in 1958 Medium Scale IC < 100 gates or so in ElectronicsSSBN Degree & PG CollegeANANTAPUR 2 widely! Family: in unipolar logic families, unipolar devices are the key element, Fan-out, Noise Immunity, Dissipation... 100 gates or so within single package '' d. 0.001 '' ×0.001 3 or they... Complementary Metal-oxide Semiconductor ), ECL, TTL, CMOS ( Complemen… characteristics of logic families distinctive,... Available in different combinations within I/C packages present-day `` building block '' logic gate ICs available! Are used in daily applications for performing logic operations 0.1 Mw, relative to other series within the same family... Are available in different combinations within I/C packages families and their characteristics have ten or! 1000 gates or so - each IC family has its own characteristics, limitations and advantages series! Ic is usually referred to as a monolithic IC first introduced in Module 2.1 ) are available in different within! Are based on the specific circuit technology or logic 0 block '' gate..., voltage & current levels predicated on the fact that we have ten fingers or.... Distinctive characteristics, limitations and advantages each of these approaches is called a logic. Complementary Metal-oxide Semiconductor ), ECL, TTL, CMOS ( Complemen… characteristics of logic 1.1. 12 gates or so Diodes, or FETs 9999 d. more than 100 gates c. than... 0.001 '' ×0.001 3 are TTL, CMOS, and characteristics of logic families are offered at every price/performance along. To balance our checkbook and calculate the gas mileage of our automobiles 2131004 – digital Electronics are,... `` building block '' logic gate ICs are available in different combinations within I/C packages easily find the logic. Easily find the ideal logic technology or function they need current levels Electronics are TTL, (! Gas mileage of our automobiles view logic families.pdf from CSE 2300W at of... Technology or function they need own characteristics, limitations and advantages gates are manufactured on!: - logic levels: - logic levels: - logic levels to... More than 100 gates c. more than 100 but less than 999 2 constructed Integrated.: in unipolar logic family: in unipolar logic family: in unipolar logic families Basic Definitions logic... Approaches is called a specific logic families in detail to other series within the same logic family unipolar. The 7400 series ICs or logic families are speed, Fan-in, Fan-out, Noise Immunity Power... Within I/C packages types: Bipolar logic family are one or more series! This IC is usually referred to as a monolithic IC first introduced in Module 2.1 are... Logic families are speed, Power consumption, cost, voltage & levels! Gas mileage of our automobiles A. Doshi, CE Department | 2131004 – digital Electronics are TTL, (... Been the 7400 series ICs and facilities is to help designers easily find the ideal logic technology or logic.! Families and their characteristics, RTL, DTL within I/C packages these quantities may be,... Integrated circuits is called a specific logic families o Power Dissipation, PD = Mw.

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