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74F299
54F 74F299 Octal Universal Shift Storage Register with Common Parallel I O Pins General Description Features The ’F299 is an 8-bit universal shift storage register with TRI-STATE outputs Four modes of operation are possible hold (store) shift left shift right and load data The parallel load inputs and flip-flop outputs are multiplexed to reduce the total number of package pins Additional outputs Q0 – Q7 are provided to allow easy serial cascading A separate active LOW Master Reset is used to reset the register Y Commercial Package Number Military 74F299PC Y Y Y Y Common parallel I O for reduced pin count Additional serial inputs and outputs for expansion Four operating modes shift left shift right load and store TRI-STATE outputs for bus-oriented applications Guaranteed 4000V minimum ESD protection Package Description N20A 20-Lead (0 300 Wide) Molded Dual-In-Line J20A 20-Lead Ceramic Dual-In-Line 74F299SC (Note 1) M20B 20-Lead (0 300 Wide) Molded Small Outline JEDEC 74F299SJ (Note 1) M20D 20-Lead (0 300 Wide) Molded Small Outline EIAJ 54F299FM (Note 2) W20A 20-Lead Cerpack 54F299LM (Note 2) E20A 20-Lead Ceramic Leadless Chip Carrier Type C 54F299DM (Note 2) Note 1 Devices also available in 13 reel Use suffix e SCX and SJX Note 2 Military grade device with environmental and burn-in processing Use suffix e DMQB FMQB and LMQB Logic Symbols IEEE IEC TL F 9515 – 1 TL F 9515 – 4 TRI-STATE is a registered trademark of National Semiconductor Corporation C1995 National Semiconductor Corporation TL F 9515 RRD-B30M75 Printed in U S A 54F 74F299 Octal Universal Shift Storage Register with Common Parallel I O Pins May 1995 Logic Diagram TL F 9515 – 5 Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays 3
TI
Texas Instruments Incorporated
U.S.A
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