器件名称:
54ABT573E-QML
功能描述:
Octal D-Type Latch with TRI-STATE Outputs
文件大小:
404.78KB 共12页
简 介:
54ABT573 Octal D-Type Latch with TRI-STATE Outputs July 1998 54ABT573 Octal D-Type Latch with TRI-STATE Outputs General Description The ’ABT573 is an octal latch with buffered common Latch Enable (LE) and buffered common Output Enable (OE) inputs. This device is functionally identical to the ’ABT373 but has different pinouts. n Functionally identical to ’ABT373 n TRI-STATE outputs for bus interfacing n Output sink capability of 48 mA, source capability of 24 mA n Output switching specified for both 50 pF and 250 pF loads n Guaranteed latchup protection n High impedance glitch-free bus loading during entire power up and power down n Nondestructive hot insertion capability n Standard Microcircuit Drawing (SMD) 5962-9321901 Features n Inputs and outputs on opposite sides of package allow easy interface with microprocessors n Useful as input or output port for microprocessors Ordering Code Military 54ABT573J-QML 54ABT573W-QML 54ABT573E-QML Package Number J20A W20A E20A 20-Lead Ceramic Dual-In-Line 20-Lead Cerpack 20-Lead Ceramic Leadless Chip Carrier, Type C Package Description Connection Diagram Pin Assignment for DIP and Cerpack Pin Assignment for LCC DS100219-39 DS100219-1 Pin Names D0–D7 LE OE O0–O7 Data Inputs Description Latch Enable Input (Active HIGH) TRI-STATE Output Enable Input (Active LOW) TRI-STATE Latch Outputs TRI-STATE is a registered trademark of National Semiconductor Corporation. 1998 National Semiconductor Corporation DS100219 www.national.co……
