IS41C16257A ram equivalent, 256k x 16 (4-mbit) dynamic ram.
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* Fast access and cycle time TTL compatible inputs and outputs Refresh Interval: 512 cycles/8 ms Refresh Mode: RAS-Only, CAS-before-RAS .
The IS41C16257A and the IS41LV16257A are packaged in a 40-pin, 400-mil SOJ and TSOP (Type II).
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KEY TIMING.
The ISSI IS41C16257A and the IS41LV16257A 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. The Byte Writ.
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