10139 Datasheet (Signetics) - ECl HIGH PERFORMANCE 256-PROM

10139, ECl HIGH PERFORMANCE 256-PROM

The 10139 is an ECl 256-Bit Read Only Memory organized as 32 words with 8 bits per word.

The words are selected by five binary address lines; full word decoding is incorporated on the chip.

A chip enable input is provided for additional decoding flexibility, which causes all eight outputs to go to l

10139 Features

* 15 ns TYPICAL ACCESS TIME

* 16 PIN PACKAGE

* EASY PROGRAMMING

* FULLY DECODED

* FULLY COMPATIBLE WITH ECL 10,000 SERIES

* HIGH IMPEDANCE INPUTS 50K OHM PULLDOWN

* OPEN EMITTER OUTPUTS APPLICATIONS PROGRAMMABLE LOGIC CONTROL STORES MICROPROGRA