M74HCT244RM13TR STMicroelectronics, M74HCT244RM13TR Datasheet

Page 1

... PIN CONNECTION AND IEC LOGIC SYMBOLS August 2001 ORDER CODES PACKAGE DIP SOP TSSOP (3-STATE) All inputs are equipped with protection circuits MOS technology. against static discharge and transient excess voltage. M74HCT244 OCTAL BUS BUFFER DIP SOP TUBE T & R M74HCT244B1R M74HCT244M1R M74HCT244RM13TR M74HCT244TTR TSSOP 1/9 ...

Page 2

M74HCT244 INPUT AND OUTPUT EQUIVALENT CIRCUIT TRUTH TABLE Don’t Care Z : High Impedance ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage Input Voltage Output Voltage ...

Page 3

DC SPECIFICATIONS Symbol Parameter V V High Level Input IH Voltage V Low Level Input IL Voltage V High Level Output OH Voltage V Low Level Output OL Voltage I Input Leakage I Current I High Impedance OZ Output Leakage ...

Page 4

M74HCT244 CAPACITIVE CHARACTERISTICS Symbol Parameter V C Input Capacitance IN Output C OUT Capacitance C Power Dissipation PD Capacitance (note defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating ...

Page 5

WAVEFORM 1: PROPAGATION DELAY TIMES (f=1MHz; 50% duty cycle) WAVEFORM 2 :OUTPUT AND ENABLE TIMES (f=1MHz; 50% duty cycle) M74HCT244 5/9 ...

Page 6

M74HCT244 DIM. MIN. a1 0.254 B 1. 6/9 Plastic DIP-20 (0.25) MECHANICAL DATA mm. TYP MAX. 1.65 0.45 0.25 25.4 8.5 2.54 22.86 7.1 3.93 3.3 1.34 inch MIN. TYP. ...

Page 7

SO-20 MECHANICAL DATA mm. DIM. MIN 0 0. 12.60 E 10. 11.43 F 7. TYP MAX. MIN. 2.65 0.2 0.004 2.45 0.49 0.014 0.32 0.009 ...

Page 8

M74HCT244 DIM. MIN 0.05 A2 0.8 b 0.19 c 0.09 D 6.4 E 6 0° PIN 1 IDENTIFICATION 1 8/9 TSSOP20 MECHANICAL DATA mm. TYP MAX. 1.2 0.15 ...

Page 9

... 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 ...