LH52256CH Datasheet (Sharp Electrionic Components)

LH52256CH, CMOS 256K (32K x 8) Static RAM

The LH52256C is a Static RAM organized as 32,768 × 8 bits which provides low-power standby mode.

It is fabricated using silicon-gate CMOS process technology.

CMOS 256K (32K × 8) Static RAM PIN CONNECTIONS 28-PIN DIP 28-PIN SK-DIP 28-PIN SOP A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O1 I/O2 I/O3 GND 1 2 3 4

LH52256CH Features

* 32,768 × 8 bit organization

* Access time: 70 ns (MAX.)

* Supply current: Operating: 45 mA (MAX.) 10 mA (MAX.) (tRC, tWC = 1 µs) Standby: 40 µA (MAX.)

* Data retention current: 1.0 µA (MAX.) (VCCDR = 3 V, TA = 25 °C)

* Wide operating voltage range: 4.5 V ± 5