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IS41LV16257 - 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE

Download the IS41LV16257 datasheet PDF. This datasheet also covers the ISL variant, as both devices belong to the same 256k x 16 (4-mbit) dynamic ram with fast page mode family and are provided as variant models within a single manufacturer datasheet.

General Description

The ISSI IS41C16257 and the IS41LV16257 are 262,144 x 16-bit high-performance CMOS Dynamic Random Access Memories.

Fast Page Mode allows 512 random accesses within a single row with access cycle time as short as 12 ns per 16-bit word.

Key Features

  • Fast access and cycle time TTL compatible inputs and outputs Refresh Interval: 512 cycles/8 ms Refresh Mode: RAS-Only, CAS-before-RAS (CBR), and Hidden JEDEC standard pinout Single power supply: -- 5V ± 10% (IS41C16257) -- 3.3V ± 10% (IS41LV16257) Byte Write and Byte Read operation via two CAS Industrial temperature available ISSI MAY 1999 ®.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ISL-41L1.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
IS41C16257 IS41LV16257 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE FEATURES • • • • • • Fast access and cycle time TTL compatible inputs and outputs Refresh Interval: 512 cycles/8 ms Refresh Mode: RAS-Only, CAS-before-RAS (CBR), and Hidden JEDEC standard pinout Single power supply: -- 5V ± 10% (IS41C16257) -- 3.3V ± 10% (IS41LV16257) Byte Write and Byte Read operation via two CAS Industrial temperature available ISSI MAY 1999 ® DESCRIPTION The ISSI IS41C16257 and the IS41LV16257 are 262,144 x 16-bit high-performance CMOS Dynamic Random Access Memories. Fast Page Mode allows 512 random accesses within a single row with access cycle time as short as 12 ns per 16-bit word.