Integrated Circuits MDTL LOGIC DIAGRAMS (continued) FLIP-FLOPS MC831F, MC831G, MC831P *So and Co loading factor: 34 for MC831/MC931 types MC931F, MC931G oa 2 for other clocked flip-flops **Q and @ loading factor: 7 for MC831/MC931 t MCB45F, McCe45G, McB45P (2/3) P48 5 alien ae ee tor MGBAS types [_ 10 for MC945 types MC945F, MC9456 (2/3) cm S2 11 for MC848 types @) cp oft 9 for MC948 types eae a (2/3) e, Pin Connections MC948F, MC c Gph (*) j ' (2/3) +-Ie, Cp Letter ajbic|dje|fleyb {ji Clocked Flip-Fl F & UP Pkes. | 10] 3] 4] 2/12] 11} 5] 91 6 ocked Fiip-rlop I G" Pkg. 7| 2] a] 1] 9] e/| 6] 4 J- TRUTH TABLE SYNCHRONOUS TRUTH TABLE (Connect Sz to Q, Cz to Q) ASYNCHRONOUS TRUTH TABLE Q 1 1 1 1 1 1 0 Low State (more negative) i 1 High State (more positive) X State of the input does not affect the state of the Asynchronous inputs. direct set (So) and direct clear circuit. (Cp), override the synchronous inputs; they are inde- U Indeterminate State pendent of all other inputs. MC852F, MC852P, MCS52F MC853F, MC853P, MC9S53F MC855F, MC855P, MC955F ASYNCHRONOUS TRUTH TABLE MC856F, MC856P, MC9S6F Dual J-K Flip-Flop MC952/MC852 and MC955/MC855 Dual )-K Flip-Flop (2) 4 @) 4 (2/3) 3 se) (2/3) 3 y Js8e 6) (4) 1 (2) 1 cP it (2/3) 2 . ASYNCHRONOUS TRUTH TABLE 2/3) 2 7 5) MC953/MC853 and MC9S6/MC856 (2/3) K Ye a 5 (**) So a q (2) 10 1 NC NC Q) 10 0 i 8 (*) So ee (2/3) 11 (2/3) 1 J SQ 8 (tt) J-4 TRUTH TABLE (2) 13 cP T (2/3) 12 9 ) All Types (2/3) 12 eNo gl 30) Qa (4) 13 *Q and Q loading factor: **Q and Q loading factor: 12 MC852 Asynchronous inputs, direct set (So) and clear 12 Mcas3 10 MC952 (Co), override the synchronous inputs: they are in- 10 MC953 11 MC855 dependent of all other inputs. 11 MC856 9 MC955 9 MC956 14-21