74F251A Philips, 74F251A Datasheet
74F251A
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74F251A Summary of contents
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... Inverting and Non-Inverting outputs Both outputs are 3-State for further multiplexer expansion DESCRIPTION The 74F251A is a logic implementation of a single 8-position switch with the switch position controlled by the state of three Select (S0, S1, S2) inputs. True (Y) and complementary (Y) outputs are both provided. The output enable (OE) is active Low. When OE is High, ...
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... H = High voltage level L = Low voltage level X = Don’t care Z = High impedance “off” state 1996 Jan OUTPUTS Product specification 74F251A SF00781 ...
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... MAX 2. MAX 0. MAX MAX MAX the use of high-speed test apparatus and/or sample-and-hold OS 3 Product specification 74F251A RATING UNIT –0.5 to +7.0 V –0.5 to +7.0 V – –0 +70 C –65 to +150 C LIMITS UNIT UNIT NOM MAX 5 ...
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... M V OUT SF00782 Waveform 2. For Non-Inverting Outputs OE V –0. SF00784 Waveform 4. 3-State Output Enable Time to Low Level and Output Disable Time from Low Level 4 Product specification 74F251A LIMITS V = +5V 10 +70 C amb UNIT UNIT C = 50pF 500 ...
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... NEGATIVE PULSE 10% t THL ( TLH ( 90% POSITIVE V PULSE M 10% Input Pulse Definition INPUT PULSE REQUIREMENTS family V amplitude M of OUT 74F 3.0V 1.5V 5 Product specification 74F251A t AMP ( TLH ( THL ( f AMP ( rep. rate ...