74HC Philips, 74HC Datasheet
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74HC
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74HC Summary of contents
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DATA SHEET FAMILY SPECIFICATIONS HCMOS family characteristics File under Integrated Circuits, IC06 INTEGRATED CIRCUITS March 1988 ...
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... For analog switches, e.g. “4016”, “4051 series”, “4351 series”, “4066” and “4067”, the specified maximum operating supply voltage March 1988 A subset of the family, designated as XX74HCTXXXXX, with the same features and functions as the “HC-types”, will operate at standard TTL power supply voltage (5 V 10%) and logic input levels (0 ...
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... Philips Semiconductors HCMOS family characteristics RECOMMENDED OPERATING CONDITIONS FOR 74HCU SYMBOL PARAMETER V DC supply voltage input voltage range output voltage range O T operating ambient temperature range amb T operating ambient temperature range amb RATINGS Limiting values in accordance with the Absolute Maximum System (IEC 134) ...
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... Philips Semiconductors HCMOS family characteristics DC CHARACTERISTICS FOR 74HC Voltages are referenced to GND (ground = 0 V) SYMBOL PARAMETER V HIGH level input IH voltage V LOW level input IL voltage V HIGH level output OH voltage all outputs V HIGH level output OH voltage standard outputs V HIGH level output OH voltage bus driver outputs ...
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... Philips Semiconductors HCMOS family characteristics DC CHARACTERISTICS FOR 74HCT Voltages are referenced to GND (ground = 0 V) SYMBOL PARAMETER min. typ. max. min. max. min. max. V 2.0 HIGH level input IH voltage V LOW level input IL voltage V 4.4 HIGH level output OH voltage all outputs V HIGH level output 3.98 OH voltage ...
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... The additional quiescent supply current per input is determined by the I the unit load coefficient as given in the individual data sheets. For dual supply systems the theoretical worst-case ( 5.5 V) specification is March 1988 amb 74HCT 125 100 450 490 360 = 0.65 mA (typical) and 1.8 mA (maximum) across temperature ...
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... Philips Semiconductors HCMOS family characteristics DC CHARACTERISTICS FOR 74HCU Voltages are referenced to GND (ground = 0 V) SYMBOL PARAMETER V HIGH level input IH voltage V LOW level input IL voltage V HIGH level output OH voltage V HIGH level output OH voltage V LOW level output OL voltage V LOW level output OL voltage I input leakage current ...
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... Philips Semiconductors HCMOS family characteristics AC CHARACTERISTICS FOR 74HC GND = ns SYMBOL PARAMETER output transition time THL TLH standard outputs output transition time THL TLH bus driver outputs AC CHARACTERISTICS FOR 74HCU GND = ns; C ...
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... Philips Semiconductors HCMOS family characteristics HCU TYPES AC waveforms 74HCU handbook, halfpage Fig.1 Input rise and fall times, transition times and propagation delays for combinatorial logic ICs. Test circuit for 74HCU handbook, halfpage C = load capacitance including jig and probe capacitance L (see AC CHARACTERISTICS for values). ...
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... Philips Semiconductors HCMOS family characteristics HC TYPES AC waveforms 74HC handbook, halfpage Fig.3 Input rise and fall times, transition times and propagation delays for combinatorial logic ICs. AC waveforms 74HC handbook, full pagewidth CLOCK INPUT DATA INPUT OUTPUT SET, RESET, PRESET INPUT (1) In Fig.4 the active transition of the clock is going from LOW-to-HIGH and the active level of the forcing signals (SET, RESET and PRESET) is HIGH ...
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... C = load capacitance including jig and probe capacitance L (see AC CHARACTERISTICS for values termination resistance should be equal to the output impedance Z T the pulse generator. AC waveforms 74HC (continued) handbook, full pagewidth OUTPUT ENABLE OUTPUT LOW-to-OFF OFF-to-LOW OUTPUT HIGH-to-OFF OFF-to-HIGH MGK562 ...
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... Philips Semiconductors HCMOS family characteristics Test circuit for 74HC handbook, full pagewidth PULSE GENERATOR Switch position TEST SWITCH t GND PZH t V PZL CC t GND PHZ t V PLZ CC Note 1. For open-drain N-channel outputs load capacitance including jig and probe capacitance L (see AC CHARACTERISTICS for values). ...
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... Fig.9 Set-up times, hold times, removal times, propagation delays and the maximum clock pulse frequency for sequential logic ICs. Test circuit for 74HCT handbook, halfpage C = load capacitance including jig and probe capacitance (see AC L CHARACTERISTICS for values). ...
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... Philips Semiconductors HCMOS family characteristics AC waveforms 74HCT (continued) handbook, full pagewidth OUTPUT ENABLE OUTPUT LOW-to-OFF OFF-to-LOW OUTPUT HIGH-to-OFF OFF-to-HIGH MGK566 Test circuit for 74HCT handbook, full pagewidth PULSE GENERATOR Switch position TEST SWITCH t GND PZH t V PZL ...
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... LOW. However, typically a higher V LOW. Conversely, the typical V guaranteed level. For 74HCMOS, unlike TTL, no output HIGH short-circuit current is specified. The use of this current, for example, to calculate propagation delays with capacitive loads, is covered by the HCMOS graphs showing the output drive capability and those showing the dependence of propagation delay on load capacitance ...
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... Input signals should have rise and fall times of 6 ns, a signal swing for 74HC and for 74HCT; a 1.0 MHz CC square wave is recommended for most propagation delay tests. The repetition rate must be increased for testing f ...
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... Philips Semiconductors HCMOS family characteristics DEFINITIONS OF SYMBOLS AND TERMS USED IN HCMOS DATA SHEETS Currents Positive current is defined as conventional current flow into a device. Negative current is defined as conventional current flow out of a device. I Quiescent power supply current; the current CC flowing into the V supply terminal ...
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... OH 3-state output enable time; the time between the specified reference points, normally the 50% points for the 74HC devices and the 1.3 V points for the 74HCT devices on the output enable input voltage waveform and the 50% point on the output voltage waveform of a 3-state device, with the output changing from a ...
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... LOW-to-HIGH. t Pulse width; the time between the 50% W amplitude points on the leading and trailing edges of a pulse for 74HC and 74HCU devices and at the 1.3 V points for 74HCT devices. March 1988 FAMILY SPECIFICATIONS 19 ...