Description
DS1648 DS3648 DS1678 DS3678 TRI-STATE TTL to MOS Multiplexers Drivers February 1986 DS1648 DS3648 DS1678 DS3678 TRI-STATE TTL to MOS Multiplexers Dr.
The DS1648 DS3648 and DS1678 DS3678 are quad 2-input multiplexers with TRI-STATE outputs designed to drive the large capacitive loads (up to 500 pF) a.
Features
* Y Y Y Y Y Y
TRI-STATE outputs interface directly with system-bus Schottky-clamped for better ac performance PNP inputs to minimize input loading TTL compatible High-speed capacitive load drivers Built-in damping resistor (DS1648 DS3648 only)
Logic and Connection Diagrams
Dual-In-Line Package
TL F
Applications
* Addressing 16k RAM 2 1 Multiplexing of RAM Outputs
TL F 7506
* 14 TL F 7506
* 12
Refreshing Using TRI-STATE Counter
TL F 7506
* 13
5
DS1648 DS3648 DS1678 DS3678 TRI-STATE TTL to MOS Multiplexers Drivers
Physical Dimensions inches (millimeters)
Ceramic Dual-in-Line Pkg