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MC74VHC1GT14 Datasheet(PDF) 3 Page - E-Tech Electronics LTD |
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MC74VHC1GT14 Datasheet(HTML) 3 Page - E-Tech Electronics LTD |
3 / 4 page VHT14–3/4 DC ELECTRICAL CHARACTERISTICS V CC T A = 25°C T A < 85°C –55°C<TA<125°C Symbol Parameter Test Conditions (V) Min Typ Max Min Max Min Max Unit V T+ Positive Threshold 3.0 1.20 1.40 1.60 1.6 1.60 V Voltage 4.5 1.58 1.74 2.00 2.0 2.0 5.5 1.79 1.94 2.10 2.0 2.0 V T– Negative Threshold 3.0 0.35 0.76 0.93 0.35 0.35 V Voltage 4.5 0.5 1.01 1.18 0.5 0.5 5.5 0.6 1.13 1.29 0.6 0.6 V H Hysteresis Voltage 3.0 0.30 0.64 1.20 0.30 1.20 0.30 1.20 4.5 0.40 0.73 1.40 0.40 1.40 0.40 1.40 5.5 0.50 0.81 1.60 0.50 1.60 0.50 1.60 V OH Minimum High–Level V IN < V T – Min 2.0 1.9 2.0 1.9 1.9 V Output Voltage I OH = –50 µA 3.0 2.9 3.0 2.9 2.9 4.5 4.4 4.5 4.4 4.4 I OH = –4 mA 3.0 2.58 2.48 2.34 I OH = –8 mA 4.5 3.94 3.80 3.66 V OL Maximum Low–Level V IN > V T + MinL 2.0 0.0 0.1 0.1 0.1 V Output Voltage I OL = 50 µA 3.0 0.0 0.1 0.1 0.1 4.5 0.0 0.1 0.1 0.1 I OL = 4 mA 3.0 0.36 0.44 0.52 I OL = 8 mA 4.5 0.36 0.44 0.52 I IN Maximum Input V IN = 5.5 V or GND 0 to5.5 ±0.1 ±1.0 ±1.0 µA Leakage Current I CC Maximum Quiescent V IN = V CC or GND 5.5 2.0 20 40 µA Supply Current I CCT Quiescent Supply Input: V IN = 3.4 V 5.5 1.35 1.50 1.65 mA Current I OPD Output Leakage V OUT = 5.5 V 0.0 0.5 5.0 10 µA Current MC74VHC1GT14 AC ELECTRICAL CHARACTERISTICS C load = 50 pF, Input t r = t f = 3.0 ns T A = 25°C T A < 85°C –55°C<TA<125°C Symbol Parameter Test Conditions Min Typ Max Min Max Min Max Unit t PLH , Maximum V CC = 3.3± 0.3 V C L = 15 pF 7.0 12.8 1.0 15.0 1.0 17.0 ns t PHL Propagation Delay, C L = 50 pF 8.4 16.3 1.0 18.5 1.0 20.5 Input A to Y V CC = 5.0± 0.5 V C L = 15 pF 4.5 8.6 1.0 10.0 1.0 11.5 C L = 50 pF 5.8 10.6 1.0 12.0 1.0 13.5 C IN Maximum Input 5 10 10 10 pF Capacitance Typical @ 25°C, V CC = 5.0 V C PD Power Dissipation Capacitance (Note 6) 10 pF 6. C PD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average operating current can be obtained by the equation: I CC(OPR) = C PD • V CC • f in + I CC . C PD is used to determine the no– load dynamic power consumption; P D = C PD • V CC 2 • f in + I CC • V CC . |
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