A278308L-90

The A278308L-90 is one member of the A278308 family which is designed as the high-performance 2,097,152 bit one-time programmable read only memory (OTP EPROM) that is organized as 256K by 8 bits. And this device requires only 5V power supply in normal read mode operation and any input signals are TTL levels.

Features of the A278308L-90 are:(1)262,144 X 8 bit organization;(2)Programming voltage: 12.75V;(3)Access time: 70 ns (max.);(4)Current (Operating): 30mA (max.) at 5MHz;(5)All inputs and outputs are directly TTL-compatible;(6)Available in 32-pin DIP and 32-pin PLCC packages.

The absolute maximum ratings of the A278308L-90 can be summarized as:(1)Ambient Operating Temperature: -10 °C to +85 °C;(2)Storage Temperature Plastic Package: -55 °C to 125 °C;(3)Applied Input Voltage All Pins Except A9, VPP and VCC: -0.6V to VCC + 0.6V;(4)Output Voltage: -0.6 V to 7.0 V. If you want to know more information such as the electrical characteristics about the A278308L-90, please download the datasheet in www.seekic.com or www.chinaicmart.com .