74LS168 National Semiconductor, 74LS168 Datasheet
74LS168
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74LS168 Summary of contents
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... See NS Package Number E20A J16A or W16A Pin Names CEP CET CP P0– Q0– 1995 National Semiconductor Corporation TL F 10207 Logic Symbol TL F 10207– GND Description Count Enable Parallel Input (Active LOW) Count Enable Trickle Input (Active LOW) ...
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... Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Supply Voltage Input Voltage Operating Free Air Temperature Range 54LS Storage Temperature Range Recommended Operating Conditions ...
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Electrical Characteristics Symbol Parameter V Input Clamp Voltage I V High Level Output Voltage OH V Low Level Output Voltage OL I Input Current Max I Input Voltage I High Level Input Current IH I Low Level Input Current IL ...
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Functional Description The ’LS168 uses edge-triggered D-type flip-flops and has no constraints on changing the control or data input signals in either state of the Clock The only requirement is that the various inputs attain the desired state at least ...
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Physical Dimensions inches (millimeters) Ceramic Leadless Chip Carrier Package (E) 16-Lead Ceramic Dual-In-Line Package (J) Order Number 54LS168LMQB NS Package Number E20A Order Number 54LS168DMQB NS Package Number J16A 5 ...
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... Hong Kong Ltd 49) 0-180-530 85 86 13th Floor Straight Block a Ocean Centre 5 Canton Rd 49) 0-180-530 85 85 Tsimshatsui Kowloon a Tel ( 49) 0-180-532 78 32 Hong Kong a 49) 0-180-532 93 58 Tel (852) 2737-1600 a Tel ( 49) 0-180-534 16 80 Fax (852) 2736-9960 a National Semiconductor Japan Ltd Tel 81-043-299-2309 Fax 81-043-299-2408 ...