Description
IS41C16257A IS41LV16257A 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE .
The ISSI IS41C16257A and the IS41LV16257A are 262,144 x 16-bit high-performance CMOS Dynamic Random Access Memories.
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% (IS41C16257A)
* 3.
Applications
* The IS41C16257A and the IS41LV16257A are packaged in a 40-pin, 400-mil SOJ and TSOP (Type II).
* KEY TIMING PARAMETERS
Parameter Max. RAS Access Time (tRAC) Max. CAS Access Time (tCAC) Max. Column Address Access Time (tAA) Min. Fast Page Mode Cycle Time (tPC) Min. Read/Write Cyc