D43256BCZ-70LL Electronic IC Chip 256K-BIT CMOS STATIC RAM 32K-WORD BY 8-BIT

MOS INTEGRATED CIRCUIT

µPD43256B

256K-BIT CMOS STATIC RAM 32K-WORD BY 8-BIT

Description

The µPD43256B is a high speed, low power, and 262, 144 bits (32,768 words by 8 bits) CMOS static RAM. Battery backup is available (L, LL, A, and B versions). And A and B versions are wide voltage operations. The µPD43256B is packed in 28-pin plastic DIP, 28-pin plastic SOP and 28-pin plastic TSOP (I).

Features

• 32,768 words by 8 bits organization

• Fast access time: 70, 85, 100, 120, 150 ns (MAX.)

• Wide voltage range (A version: V_CC = 3.0 to 5.5 V, B version: V_CC = 2.7 to 5.5 V)

• 2 V data retention

• OE input for easy application

Absolute Maximum Ratings

Note –3.0 V (MIN.) (Pulse width 50 ns)

Caution Exposing the device to stress above those listed in absolute maximum ratings could cause permanent damage. The device is not meant to be operated under conditions outside the limits described in the operational sections of this characteristics. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.

Stock Offer (Hot Sell)