74ACT257MTR STMicroelectronics, 74ACT257MTR Datasheet
74ACT257MTR
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74ACT257MTR Summary of contents
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... Speed CMOS systems with TTL, NMOS and CMOS output voltage levels. All inputs and outputs are equipped with protection circuits against static discharge, giving them 2KV ESD immunity and transient excess voltage. 74ACT257 SOP TSSOP TUBE T & R 74ACT257B 74ACT257M 74ACT257MTR 74ACT257TTR 1/11 ...
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INPUT AND OUTPUT EQUIVALENT CIRCUIT TRUTH TABLE OE SELECT Don’t Care Z : High Impedance LOGIC DIAGRAM This logic diagram has not be used to estimate propagation delays 2/11 PIN DESCRIPTION PIN ...
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ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage Input Voltage Output Voltage Input Diode Current Output Diode Current Output Current ...
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DC SPECIFICATIONS Symbol Parameter V (V) V High Level Input 4.5 IH Voltage 5.5 V Low Level Input 4.5 IL Voltage 5.5 V High Level Output 4.5 OH Voltage 5.5 4.5 5.5 V Low Level Output 4.5 OL Voltage ...
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CAPACITIVE CHARACTERISTICS Symbol Parameter V (V) C Input Capacitance 5.0 IN Output C 5.0 OUT Capacitance C Power Dissipation PD Capacitance (note 5 defined as the value of the IC’s internal equivalent capacitance which is calculated ...
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WAVEFORM 1: PROPAGATION DELAYS FOR INVERTING CONDITIONS (f=1MHz; 50% duty cycle) WAVEFORM 2: PROPAGATION DELAYS FOR NON-INVERTING CONDITIONS (f=1MHz; 50% duty cycle) 6/11 ...
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WAVEFORM 3: OUTPUT ENABLE AND DISABLE TIME (f=1MHz; 50% duty cycle) 74ACT257 7/11 ...
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Plastic DIP-16 (0.25) MECHANICAL DATA DIM. MIN. a1 0. 8/11 mm TYP. MAX. MIN. 0.020 1.65 0.030 0.5 0.25 20 8.5 2.54 17.78 7.1 5.1 3.3 1.27 ...
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SO-16 MECHANICAL DATA mm DIM. MIN. TYP 0 0.35 b1 0. 9.8 E 5.8 e 1.27 e3 8.89 F 3.8 G 4 inch MAX. MIN. TYP. 1.75 0.2 ...
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DIM. MIN 0.05 A2 0.85 b 0.19 c 0.09 D 4.9 E 6. PIN 1 IDENTIFICATION 1 10/11 TSSOP16 MECHANICAL DATA mm TYP. MAX. 1.1 ...
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... No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied ...