UPD441000L-X

DATA SHEET MOS INTEGRATED CIRCUIT µPD441000L-X 1M-BIT CMOS STATIC RAM 128K-WORD BY 8-BIT EXTENDED TEMPERATURE OPERATION Description The µPD441000L-X is a high speed, low power, 1,048,576 bits (131,072 words by 8 bits) CMOS static RAM. The µPD441000L-X has two chip enable pins (/CE1, CE2) to extend the capacity. 5 The µPD441000L-X is packed in 32-pin plastic SOP and 32-pin plastic TSOP (I) (8 ×13.4 mm) and (8×20 mm). Features 131,072 words by 8 bits organization Fast access time : 70, 85, 100, 120, 150 ns (MAX.) Low voltage operation (B version : VCC = 2.7 to 3.6 V, C version : VCC = 2.2 to 3.6 V, D version : VCC = 1.8 to 3.6 V) Low VCC data retention (B version : 2.0 V (MIN.), C version, D version : 1.5 V (MIN.)) Operating ambient temperature : TA = –25 to +85 °C Output Enable input for easy application Two Chip Enable inputs : /CE1, CE2 Part number Access time ns (MAX.) Operating supply Operating ambient voltage V temperature °C −25 to +85 At operating mA (MAX.) 25 Supply current At standby At data retention µA (MAX.) 2 µA (MAX.) 2 Note µPD441000L-BxxX µPD441000L-CxxX µPD441000L-DxxX 70, 85, 100 100, 120 120, 150 2.7 to 3.6 2.2 to 3.6 1.8 to 3.6 Note 0.5 µA (TA ≤ 40 °C) The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version. Not all devices/types available in every country. Please check with local NEC representative for availability and additional information....